{"id":711,"date":"2025-08-28T13:59:52","date_gmt":"2025-08-28T13:59:52","guid":{"rendered":"https:\/\/cnkuangya.com\/?page_id=711"},"modified":"2025-12-22T04:24:32","modified_gmt":"2025-12-22T04:24:32","slug":"pv-combiner-box","status":"publish","type":"page","link":"https:\/\/cnkuangya.com\/ar\/pv-combiner-box\/","title":{"rendered":"\u0635\u0646\u062f\u0648\u0642 \u0627\u0644\u062a\u062c\u0645\u064a\u0639 \u0627\u0644\u0643\u0647\u0631\u0648\u0636\u0648\u0626\u064a"},"content":{"rendered":"\n\n\n<div class=\"wp-block-stackable-columns alignfull stk-block-columns stk-block stk-6244089 stk-block-background stk--has-background-overlay\" data-block-id=\"6244089\"><style>.stk-6244089 {background-color:#0000009e !important;background-image:url(https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/PV-combiner-box-banner-.webp) !important;background-position:bottom center !important;min-height:var(--stk--preset--block-height--xx-large, 32rem) !important;}.stk-6244089:before{background-color:#0000009e !important;opacity:0.6 !important;}<\/style><div class=\"stk-row stk-inner-blocks stk-block-content stk-content-align stk-6244089-column\">\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-ed8bbd6\" data-v=\"4\" data-block-id=\"ed8bbd6\"><style>@media screen and (min-width:690px){.stk-ed8bbd6 {flex:var(--stk-flex-grow, 1) 1 calc(70% - var(--stk-column-gap, 0px) * 1 \/ 2 ) !important;}}<\/style><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-ed8bbd6-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-ed8bbd6-inner-blocks\">\n<h2 class=\"wp-block-heading has-text-align-left has-x-large-font-size\"><span style=\"color: var(--theme-palette-color-1, #c21d03);\" class=\"stk-highlight\">PV Combiner Box<\/span> <span style=\"color: var(--theme-palette-color-8, #ffffff);\" class=\"stk-highlight\">for Solar Systems<\/span><\/h2>\n\n\n\n<p class=\"has-text-align-left has-medium-font-size\"><span style=\"color: var(--theme-palette-color-8, #ffffff);\" class=\"stk-highlight\">Engineered for ESS, EV Charging, and Commercial Solar \u2014<br>Safe, Reliable, and Efficient DC Power Integration<\/span>.<\/p>\n\n\n\n<p class=\"has-text-align-left has-medium-font-size\">\ud83d\udd12<span style=\"color: var(--theme-palette-color-8, #ffffff);\" class=\"stk-highlight\"> IEC &amp; CE Certified      \u26a1 Up to 1000VDC<br>\ud83c\udfed OEM\/ODM Support  \ud83c\udf0d Global Export Ready<\/span><\/p>\n\n\n\n<p><\/p>\n\n\n\n<div class=\"wp-block-stackable-columns stk-block-columns stk-block stk-a23c163\" data-block-id=\"a23c163\"><div class=\"stk-row stk-inner-blocks stk-block-content stk-content-align stk-a23c163-column\">\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-649dd0f\" data-v=\"4\" data-block-id=\"649dd0f\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-649dd0f-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-649dd0f-inner-blocks\">\n<div class=\"wp-block-stackable-button-group stk-block-button-group stk-block stk-c24c11b\" data-block-id=\"c24c11b\"><style>.stk-c24c11b {max-width:419px !important;min-width:auto !important;}.stk-c24c11b .stk-inner-blocks{column-gap:50px !important;}<\/style><div class=\"stk-row stk-inner-blocks has-text-align-center stk-block-content stk-button-group\">\n<div class=\"wp-block-stackable-button stk-block-button popmake-757 stk-block stk-1540ea5 popmake-757\" data-block-id=\"1540ea5\"><style>.stk-1540ea5 , .stk-1540ea5 .stk-button{width:100% !important;}.stk-1540ea5 {flex:1 0 var(--stk-button-group-flex-wrap, 0) !important;}.stk-1540ea5 .stk-button{border-top-left-radius:var(--stk--preset--border-radius--full, 9999px) !important;border-top-right-radius:var(--stk--preset--border-radius--full, 9999px) !important;border-bottom-right-radius:var(--stk--preset--border-radius--full, 9999px) !important;border-bottom-left-radius:var(--stk--preset--border-radius--full, 9999px) !important;}.stk-1540ea5 .stk-button:before{border-top-width:0px !important;border-right-width:0px !important;border-bottom-width:0px !important;border-left-width:0px !important;}.stk-1540ea5 .stk-button__inner-text{font-weight:700 !important;}<\/style><a class=\"stk-link stk-button stk--hover-effect-scale-more\" href=\"\"><span class=\"stk-button__inner-text\">Get Quote<\/span><\/a><\/div>\n\n\n\n<div class=\"wp-block-stackable-button stk-block-button stk-block stk-376ec74\" data-block-id=\"376ec74\"><style>.stk-376ec74 {min-height:var(--stk--preset--block-height--none, 0px) !important;flex:1 0 var(--stk-button-group-flex-wrap, 0) !important;}.stk-376ec74 , .stk-376ec74 .stk-button{width:100% !important;}.stk-376ec74 .stk-button{background:#00000000 !important;border-top-left-radius:var(--stk--preset--border-radius--full, 9999px) !important;border-top-right-radius:var(--stk--preset--border-radius--full, 9999px) !important;border-bottom-right-radius:var(--stk--preset--border-radius--full, 9999px) !important;border-bottom-left-radius:var(--stk--preset--border-radius--full, 9999px) !important;}.stk-376ec74 .stk-button:before{border-style:solid !important;border-color:var(--theme-palette-color-1, #c21d03) !important;}.stk-376ec74 .stk-button__inner-text{font-size:var(--stk--preset--font-size--small, 13px) !important;color:var(--theme-palette-color-8, #ffffff) !important;font-weight:700 !important;}@media screen and (max-width:999px){.stk-376ec74 .stk-button__inner-text{font-size:var(--stk--preset--font-size--small, 13px) !important;}}<\/style><a class=\"stk-link stk-button stk--hover-effect-scale-more\" href=\"#s-compare\"><span class=\"has-text-color stk-button__inner-text\">See Models<\/span><\/a><\/div>\n<\/div><\/div>\n<\/div><\/div><\/div>\n<\/div><\/div>\n<\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-6f141da\" data-v=\"4\" data-block-id=\"6f141da\"><style>@media screen and (min-width:690px){.stk-6f141da {flex:var(--stk-flex-grow, 1) 1 calc(30% - var(--stk-column-gap, 0px) * 1 \/ 2 ) !important;}}<\/style><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-6f141da-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-6f141da-inner-blocks\"><\/div><\/div><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-columns stk-block-columns stk-block stk-0d7196d\" data-block-id=\"0d7196d\"><div class=\"stk-row stk-inner-blocks stk-block-content stk-content-align stk-0d7196d-column\">\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-05e800a\" data-v=\"4\" data-block-id=\"05e800a\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-05e800a-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-05e800a-inner-blocks\">\n<div class=\"wp-block-stackable-heading stk-block-heading stk-block-heading--v2 stk-block stk-8a822d9\" id=\"product-grid\" data-block-id=\"8a822d9\"><h2 class=\"stk-block-heading__text\">Product Grid<\/h2><\/div>\n<\/div><\/div><\/div>\n<\/div><\/div>\n\n\n\n<div data-wp-context=\"{&quot;notices&quot;:[],&quot;hideNextPreviousButtons&quot;:false,&quot;isDisabledPrevious&quot;:true,&quot;isDisabledNext&quot;:false,&quot;ariaLabelPrevious&quot;:&quot;\\u0627\\u0644\\u0645\\u0646\\u062a\\u062c\\u0627\\u062a \\u0627\\u0644\\u0633\\u0627\\u0628\\u0642\\u0629&quot;,&quot;ariaLabelNext&quot;:&quot;\\u0627\\u0644\\u0645\\u0646\\u062a\\u062c\\u0627\\u062a 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data-query=\"{&quot;perPage&quot;:12,&quot;pages&quot;:0,&quot;offset&quot;:0,&quot;postType&quot;:&quot;product&quot;,&quot;order&quot;:&quot;asc&quot;,&quot;orderBy&quot;:&quot;post__in&quot;,&quot;search&quot;:&quot;&quot;,&quot;exclude&quot;:[],&quot;inherit&quot;:false,&quot;taxQuery&quot;:[],&quot;isProductCollectionBlock&quot;:true,&quot;featured&quot;:false,&quot;woocommerceOnSale&quot;:false,&quot;woocommerceStockStatus&quot;:[&quot;instock&quot;,&quot;outofstock&quot;,&quot;onbackorder&quot;],&quot;woocommerceAttributes&quot;:[],&quot;woocommerceHandPickedProducts&quot;:[&quot;891&quot;,&quot;892&quot;,&quot;911&quot;,&quot;909&quot;,&quot;914&quot;,&quot;916&quot;,&quot;918&quot;,&quot;920&quot;,&quot;924&quot;,&quot;922&quot;,&quot;926&quot;,&quot;928&quot;],&quot;filterable&quot;:false,&quot;relatedBy&quot;:{&quot;categories&quot;:true,&quot;tags&quot;:true}}\" data-tag-name=\"div\" class=\"wp-block-woocommerce-product-collection is-layout-flow wp-block-woocommerce-product-collection-is-layout-flow\">\t\t<div data-wp-interactive=\"woocommerce\/store-notices\" class=\"wc-block-components-notices alignwide\">\n\t\t\t<template data-wp-each--notice=\"state.notices\" data-wp-each-key=\"context.notice.id\">\n\t\t\t\t<div\n\t\t\t\t\tclass=\"wc-block-components-notice-banner\"\n\t\t\t\t\tdata-wp-init=\"callbacks.scrollIntoView\"\n\t\t\t\t\tdata-wp-class--is-error=\"state.isError\"\n\t\t\t\t\tdata-wp-class--is-success=\"state.isSuccess\"\n\t\t\t\t\tdata-wp-class--is-info=\"state.isInfo\"\n\t\t\t\t\tdata-wp-class--is-dismissible=\"context.notice.dismissible\"\n\t\t\t\t\tdata-wp-bind--role=\"state.role\"\n\t\t\t\t\tdata-wp-watch=\"callbacks.injectIcon\"\n\t\t\t\t>\n\t\t\t\t\t<div class=\"wc-block-components-notice-banner__content\">\n\t\t\t\t\t\t<span data-wp-init=\"callbacks.renderNoticeContent\" aria-live=\"assertive\" aria-atomic=\"true\"><\/span>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<button\n\t\t\t\t\t\tdata-wp-bind--hidden=\"!context.notice.dismissible\"\n\t\t\t\t\t\tclass=\"wc-block-components-button wp-element-button wc-block-components-notice-banner__dismiss contained\"\n\t\t\t\t\t\taria-label=\"\u0625\u062e\u0641\u0627\u0621 \u0647\u0630\u0647 \u0627\u0644\u0645\u0644\u0627\u062d\u0638\u0629\"\n\t\t\t\t\t\tdata-wp-on--click=\"actions.removeNotice\"\n\t\t\t\t\t>\n\t\t\t\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 24 24\">\n\t\t\t\t\t\t\t<path d=\"M13 11.8l6.1-6.3-1-1-6.1 6.2-6.1-6.2-1 1 6.1 6.3-6.5 6.7 1 1 6.5-6.6 6.5 6.6 1-1z\" \/>\n\t\t\t\t\t\t<\/svg>\n\t\t\t\t\t<\/button>\n\t\t\t\t<\/div>\n\t\t\t<\/template>\n\t\t<\/div>\n\t\t<ul data-block-name=\"woocommerce\/product-template\" class=\"wc-block-product-template__responsive columns-6 wc-block-product-template wp-block-woocommerce-product-template is-layout-flow wp-block-woocommerce-product-template-is-layout-flow\" data-wp-on--scroll=\"actions.watchScroll\" data-wp-init=\"callbacks.initResizeObserver\"><li class=\"wc-block-product post-891 product type-product status-publish has-post-thumbnail product_cat-pv-combiner-box first instock shipping-taxable product-type-simple\"\n\t\t\t\t\t\n\t\t\t\tdata-wp-interactive=\"woocommerce\/product-collection\"\n\t\t\t\tdata-wp-context='{\"productId\":891}'\n\t\t\t\tdata-wp-key=\"product-item-891\"\n\t\t\t\n\t\t\t\t>\n\t\t\t\t\t\n<div data-block-name=\"woocommerce\/product-image\" data-image-sizing=\"thumbnail\" data-is-descendent-of-query-loop=\"true\" data-show-sale-badge=\"false\" class=\"wc-block-components-product-image wc-block-grid__product-image wc-block-components-product-image--aspect-ratio-auto wp-block-woocommerce-product-image\"><a href=\"https:\/\/cnkuangya.com\/ar\/product\/pv-combiner-box-1-in-1-out-1000vdc\/\" style=\"\" data-wp-on--click=\"woocommerce\/product-collection::actions.viewProduct\"><img decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHS-1-1-300x300.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"pv combiner box 1 in 1 out\" data-testid=\"product-image\" data-image-id=\"957\" style=\"object-fit:cover;\" loading=\"lazy\" srcset=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHS-1-1-300x300.webp 300w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHS-1-1-150x150.webp 150w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHS-1-1-768x768.webp 768w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHS-1-1-600x600.webp 600w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHS-1-1-100x100.webp 100w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHS-1-1.webp 800w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><div class=\"wc-block-components-product-image__inner-container\">\n\n<\/div><\/a><\/div>\n\n<h2 style=\"font-size:clamp(14px, 0.875rem + ((1vw - 3.2px) * 0.156), 16px);line-height:1.4; margin-bottom:0.75rem;margin-top:0;\" class=\"has-text-align-center wp-block-post-title\"><a data-wp-on--click=\"woocommerce\/product-collection::actions.viewProduct\" href=\"https:\/\/cnkuangya.com\/ar\/product\/pv-combiner-box-1-in-1-out-1000vdc\/\" target=\"_self\" >HS-1\/1 PV Combiner Box<\/a><\/h2>\n\n\t\t\t\t<\/li><li class=\"wc-block-product post-892 product type-product status-publish has-post-thumbnail product_cat-pv-combiner-box  instock shipping-taxable product-type-simple\"\n\t\t\t\t\t\n\t\t\t\tdata-wp-interactive=\"woocommerce\/product-collection\"\n\t\t\t\tdata-wp-context='{\"productId\":892}'\n\t\t\t\tdata-wp-key=\"product-item-892\"\n\t\t\t\n\t\t\t\t>\n\t\t\t\t\t\n<div data-block-name=\"woocommerce\/product-image\" data-image-sizing=\"thumbnail\" data-is-descendent-of-query-loop=\"true\" data-show-sale-badge=\"false\" class=\"wc-block-components-product-image wc-block-grid__product-image wc-block-components-product-image--aspect-ratio-auto wp-block-woocommerce-product-image\"><a href=\"https:\/\/cnkuangya.com\/ar\/product\/pv-combiner-box-2-in-1-out-1000vdc\/\" style=\"\" data-wp-on--click=\"woocommerce\/product-collection::actions.viewProduct\"><img decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHS-2-1-300x300.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"pv combiner box 2 in 1 out\" data-testid=\"product-image\" data-image-id=\"958\" style=\"object-fit:cover;\" loading=\"lazy\" srcset=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHS-2-1-300x300.webp 300w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHS-2-1-150x150.webp 150w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHS-2-1-768x768.webp 768w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHS-2-1-600x600.webp 600w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHS-2-1-100x100.webp 100w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHS-2-1.webp 800w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><div class=\"wc-block-components-product-image__inner-container\">\n\n<\/div><\/a><\/div>\n\n<h2 style=\"font-size:clamp(14px, 0.875rem + ((1vw - 3.2px) * 0.156), 16px);line-height:1.4; margin-bottom:0.75rem;margin-top:0;\" class=\"has-text-align-center wp-block-post-title\"><a data-wp-on--click=\"woocommerce\/product-collection::actions.viewProduct\" href=\"https:\/\/cnkuangya.com\/ar\/product\/pv-combiner-box-2-in-1-out-1000vdc\/\" target=\"_self\" >HS-2\/1 PV Combiner Box<\/a><\/h2>\n\n\t\t\t\t<\/li><li class=\"wc-block-product post-911 product type-product status-publish has-post-thumbnail product_cat-pv-combiner-box  instock shipping-taxable product-type-simple\"\n\t\t\t\t\t\n\t\t\t\tdata-wp-interactive=\"woocommerce\/product-collection\"\n\t\t\t\tdata-wp-context='{\"productId\":911}'\n\t\t\t\tdata-wp-key=\"product-item-911\"\n\t\t\t\n\t\t\t\t>\n\t\t\t\t\t\n<div data-block-name=\"woocommerce\/product-image\" data-image-sizing=\"thumbnail\" data-is-descendent-of-query-loop=\"true\" data-show-sale-badge=\"false\" class=\"wc-block-components-product-image wc-block-grid__product-image wc-block-components-product-image--aspect-ratio-auto wp-block-woocommerce-product-image\"><a href=\"https:\/\/cnkuangya.com\/ar\/product\/pv-combiner-box-2-in-2-out-1000vdc\/\" style=\"\" data-wp-on--click=\"woocommerce\/product-collection::actions.viewProduct\"><img decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHS-2-2-300x300.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"pv combiner box 2 in 2 out\" data-testid=\"product-image\" data-image-id=\"959\" style=\"object-fit:cover;\" loading=\"lazy\" srcset=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHS-2-2-300x300.webp 300w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHS-2-2-150x150.webp 150w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHS-2-2-768x768.webp 768w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHS-2-2-600x600.webp 600w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHS-2-2-100x100.webp 100w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHS-2-2.webp 800w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><div class=\"wc-block-components-product-image__inner-container\">\n\n<\/div><\/a><\/div>\n\n<h2 style=\"font-size:clamp(14px, 0.875rem + ((1vw - 3.2px) * 0.156), 16px);line-height:1.4; margin-bottom:0.75rem;margin-top:0;\" class=\"has-text-align-center wp-block-post-title\"><a data-wp-on--click=\"woocommerce\/product-collection::actions.viewProduct\" href=\"https:\/\/cnkuangya.com\/ar\/product\/pv-combiner-box-2-in-2-out-1000vdc\/\" target=\"_self\" >HS-2\/2 PV Combiner Box<\/a><\/h2>\n\n\t\t\t\t<\/li><li class=\"wc-block-product post-909 product type-product status-publish has-post-thumbnail product_cat-pv-combiner-box last instock shipping-taxable product-type-simple\"\n\t\t\t\t\t\n\t\t\t\tdata-wp-interactive=\"woocommerce\/product-collection\"\n\t\t\t\tdata-wp-context='{\"productId\":909}'\n\t\t\t\tdata-wp-key=\"product-item-909\"\n\t\t\t\n\t\t\t\t>\n\t\t\t\t\t\n<div data-block-name=\"woocommerce\/product-image\" data-image-sizing=\"thumbnail\" data-is-descendent-of-query-loop=\"true\" data-show-sale-badge=\"false\" class=\"wc-block-components-product-image wc-block-grid__product-image wc-block-components-product-image--aspect-ratio-auto wp-block-woocommerce-product-image\"><a href=\"https:\/\/cnkuangya.com\/ar\/product\/pv-combiner-box-3-in-1-out-1000vdc\/\" style=\"\" data-wp-on--click=\"woocommerce\/product-collection::actions.viewProduct\"><img decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHS-3-1-300x300.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"pv combiner box 3 in 1 out\" data-testid=\"product-image\" data-image-id=\"960\" style=\"object-fit:cover;\" loading=\"lazy\" srcset=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHS-3-1-300x300.webp 300w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHS-3-1-150x150.webp 150w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHS-3-1-768x768.webp 768w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHS-3-1-600x600.webp 600w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHS-3-1-100x100.webp 100w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHS-3-1.webp 800w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><div class=\"wc-block-components-product-image__inner-container\">\n\n<\/div><\/a><\/div>\n\n<h2 style=\"font-size:clamp(14px, 0.875rem + ((1vw - 3.2px) * 0.156), 16px);line-height:1.4; margin-bottom:0.75rem;margin-top:0;\" class=\"has-text-align-center wp-block-post-title\"><a data-wp-on--click=\"woocommerce\/product-collection::actions.viewProduct\" href=\"https:\/\/cnkuangya.com\/ar\/product\/pv-combiner-box-3-in-1-out-1000vdc\/\" target=\"_self\" >HS-3\/1 PV Combiner Box<\/a><\/h2>\n\n\t\t\t\t<\/li><li class=\"wc-block-product post-914 product type-product status-publish has-post-thumbnail product_cat-pv-combiner-box first instock shipping-taxable product-type-simple\"\n\t\t\t\t\t\n\t\t\t\tdata-wp-interactive=\"woocommerce\/product-collection\"\n\t\t\t\tdata-wp-context='{\"productId\":914}'\n\t\t\t\tdata-wp-key=\"product-item-914\"\n\t\t\t\n\t\t\t\t>\n\t\t\t\t\t\n<div data-block-name=\"woocommerce\/product-image\" data-image-sizing=\"thumbnail\" data-is-descendent-of-query-loop=\"true\" data-show-sale-badge=\"false\" class=\"wc-block-components-product-image wc-block-grid__product-image wc-block-components-product-image--aspect-ratio-auto wp-block-woocommerce-product-image\"><a href=\"https:\/\/cnkuangya.com\/ar\/product\/pv-combiner-box-4-in-2-out-1000vdc\/\" style=\"\" data-wp-on--click=\"woocommerce\/product-collection::actions.viewProduct\"><img decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHS-4-2-300x300.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"pv combiner box 4 in 2 out\" data-testid=\"product-image\" data-image-id=\"961\" style=\"object-fit:cover;\" loading=\"lazy\" srcset=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHS-4-2-300x300.webp 300w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHS-4-2-150x150.webp 150w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHS-4-2-768x768.webp 768w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHS-4-2-600x600.webp 600w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHS-4-2-100x100.webp 100w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHS-4-2.webp 800w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><div class=\"wc-block-components-product-image__inner-container\">\n\n<\/div><\/a><\/div>\n\n<h2 style=\"font-size:clamp(14px, 0.875rem + ((1vw - 3.2px) * 0.156), 16px);line-height:1.4; margin-bottom:0.75rem;margin-top:0;\" class=\"has-text-align-center wp-block-post-title\"><a data-wp-on--click=\"woocommerce\/product-collection::actions.viewProduct\" href=\"https:\/\/cnkuangya.com\/ar\/product\/pv-combiner-box-4-in-2-out-1000vdc\/\" target=\"_self\" >HS-4\/2 PV Combiner Box<\/a><\/h2>\n\n\t\t\t\t<\/li><li class=\"wc-block-product post-916 product type-product status-publish has-post-thumbnail product_cat-pv-combiner-box  instock shipping-taxable product-type-simple\"\n\t\t\t\t\t\n\t\t\t\tdata-wp-interactive=\"woocommerce\/product-collection\"\n\t\t\t\tdata-wp-context='{\"productId\":916}'\n\t\t\t\tdata-wp-key=\"product-item-916\"\n\t\t\t\n\t\t\t\t>\n\t\t\t\t\t\n<div data-block-name=\"woocommerce\/product-image\" data-image-sizing=\"thumbnail\" data-is-descendent-of-query-loop=\"true\" data-show-sale-badge=\"false\" class=\"wc-block-components-product-image wc-block-grid__product-image wc-block-components-product-image--aspect-ratio-auto wp-block-woocommerce-product-image\"><a href=\"https:\/\/cnkuangya.com\/ar\/product\/pv-combiner-box-6-in-2-out-1000vdc\/\" style=\"\" data-wp-on--click=\"woocommerce\/product-collection::actions.viewProduct\"><img decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHS-6-2-300x300.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"pv combiner box 6 in 2 out\" data-testid=\"product-image\" data-image-id=\"956\" style=\"object-fit:cover;\" loading=\"lazy\" srcset=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHS-6-2-300x300.webp 300w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHS-6-2-150x150.webp 150w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHS-6-2-768x768.webp 768w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHS-6-2-600x600.webp 600w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHS-6-2-100x100.webp 100w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHS-6-2.webp 800w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><div class=\"wc-block-components-product-image__inner-container\">\n\n<\/div><\/a><\/div>\n\n<h2 style=\"font-size:clamp(14px, 0.875rem + ((1vw - 3.2px) * 0.156), 16px);line-height:1.4; margin-bottom:0.75rem;margin-top:0;\" class=\"has-text-align-center wp-block-post-title\"><a data-wp-on--click=\"woocommerce\/product-collection::actions.viewProduct\" href=\"https:\/\/cnkuangya.com\/ar\/product\/pv-combiner-box-6-in-2-out-1000vdc\/\" target=\"_self\" >HS-6\/2 PV Combiner Box<\/a><\/h2>\n\n\t\t\t\t<\/li><li class=\"wc-block-product post-918 product type-product status-publish has-post-thumbnail product_cat-pv-combiner-box  instock shipping-taxable product-type-simple\"\n\t\t\t\t\t\n\t\t\t\tdata-wp-interactive=\"woocommerce\/product-collection\"\n\t\t\t\tdata-wp-context='{\"productId\":918}'\n\t\t\t\tdata-wp-key=\"product-item-918\"\n\t\t\t\n\t\t\t\t>\n\t\t\t\t\t\n<div data-block-name=\"woocommerce\/product-image\" data-image-sizing=\"thumbnail\" data-is-descendent-of-query-loop=\"true\" data-show-sale-badge=\"false\" class=\"wc-block-components-product-image wc-block-grid__product-image wc-block-components-product-image--aspect-ratio-auto wp-block-woocommerce-product-image\"><a href=\"https:\/\/cnkuangya.com\/ar\/product\/1-string-pv-combiner-box-1000vdc\/\" style=\"\" data-wp-on--click=\"woocommerce\/product-collection::actions.viewProduct\"><img decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHD-1-1-300x300.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"1 string pv combiner box\" data-testid=\"product-image\" data-image-id=\"950\" style=\"object-fit:cover;\" loading=\"lazy\" srcset=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHD-1-1-300x300.webp 300w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHD-1-1-150x150.webp 150w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHD-1-1-768x768.webp 768w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHD-1-1-600x600.webp 600w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHD-1-1-100x100.webp 100w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHD-1-1.webp 800w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><div class=\"wc-block-components-product-image__inner-container\">\n\n<\/div><\/a><\/div>\n\n<h2 style=\"font-size:clamp(14px, 0.875rem + ((1vw - 3.2px) * 0.156), 16px);line-height:1.4; margin-bottom:0.75rem;margin-top:0;\" class=\"has-text-align-center wp-block-post-title\"><a data-wp-on--click=\"woocommerce\/product-collection::actions.viewProduct\" href=\"https:\/\/cnkuangya.com\/ar\/product\/1-string-pv-combiner-box-1000vdc\/\" target=\"_self\" >HD-1\/1 PV Combiner Box<\/a><\/h2>\n\n\t\t\t\t<\/li><li class=\"wc-block-product post-920 product type-product status-publish has-post-thumbnail product_cat-pv-combiner-box last instock shipping-taxable product-type-simple\"\n\t\t\t\t\t\n\t\t\t\tdata-wp-interactive=\"woocommerce\/product-collection\"\n\t\t\t\tdata-wp-context='{\"productId\":920}'\n\t\t\t\tdata-wp-key=\"product-item-920\"\n\t\t\t\n\t\t\t\t>\n\t\t\t\t\t\n<div data-block-name=\"woocommerce\/product-image\" data-image-sizing=\"thumbnail\" data-is-descendent-of-query-loop=\"true\" data-show-sale-badge=\"false\" class=\"wc-block-components-product-image wc-block-grid__product-image wc-block-components-product-image--aspect-ratio-auto wp-block-woocommerce-product-image\"><a href=\"https:\/\/cnkuangya.com\/ar\/product\/2-string-pv-combiner-box-1000vdc\/\" style=\"\" data-wp-on--click=\"woocommerce\/product-collection::actions.viewProduct\"><img decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHD-2-1.png-300x300.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"2 string pv combiner box\" data-testid=\"product-image\" data-image-id=\"951\" style=\"object-fit:cover;\" loading=\"lazy\" srcset=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHD-2-1.png-300x300.webp 300w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHD-2-1.png-150x150.webp 150w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHD-2-1.png-768x768.webp 768w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHD-2-1.png-600x600.webp 600w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHD-2-1.png-100x100.webp 100w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHD-2-1.png.webp 800w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><div class=\"wc-block-components-product-image__inner-container\">\n\n<\/div><\/a><\/div>\n\n<h2 style=\"font-size:clamp(14px, 0.875rem + ((1vw - 3.2px) * 0.156), 16px);line-height:1.4; margin-bottom:0.75rem;margin-top:0;\" class=\"has-text-align-center wp-block-post-title\"><a data-wp-on--click=\"woocommerce\/product-collection::actions.viewProduct\" href=\"https:\/\/cnkuangya.com\/ar\/product\/2-string-pv-combiner-box-1000vdc\/\" target=\"_self\" >HD-2\/1 PV Combiner Box<\/a><\/h2>\n\n\t\t\t\t<\/li><li class=\"wc-block-product post-924 product type-product status-publish has-post-thumbnail product_cat-pv-combiner-box first instock shipping-taxable product-type-simple\"\n\t\t\t\t\t\n\t\t\t\tdata-wp-interactive=\"woocommerce\/product-collection\"\n\t\t\t\tdata-wp-context='{\"productId\":924}'\n\t\t\t\tdata-wp-key=\"product-item-924\"\n\t\t\t\n\t\t\t\t>\n\t\t\t\t\t\n<div data-block-name=\"woocommerce\/product-image\" data-image-sizing=\"thumbnail\" data-is-descendent-of-query-loop=\"true\" data-show-sale-badge=\"false\" class=\"wc-block-components-product-image wc-block-grid__product-image wc-block-components-product-image--aspect-ratio-auto wp-block-woocommerce-product-image\"><a href=\"https:\/\/cnkuangya.com\/ar\/product\/dual-string-pv-combiner-box-1000vdc\/\" style=\"\" data-wp-on--click=\"woocommerce\/product-collection::actions.viewProduct\"><img decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHD-2-2.png-300x300.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"dual string pv combiner box\" data-testid=\"product-image\" data-image-id=\"952\" style=\"object-fit:cover;\" loading=\"lazy\" srcset=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHD-2-2.png-300x300.webp 300w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHD-2-2.png-150x150.webp 150w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHD-2-2.png-768x768.webp 768w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHD-2-2.png-600x600.webp 600w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHD-2-2.png-100x100.webp 100w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHD-2-2.png.webp 800w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><div class=\"wc-block-components-product-image__inner-container\">\n\n<\/div><\/a><\/div>\n\n<h2 style=\"font-size:clamp(14px, 0.875rem + ((1vw - 3.2px) * 0.156), 16px);line-height:1.4; margin-bottom:0.75rem;margin-top:0;\" class=\"has-text-align-center wp-block-post-title\"><a data-wp-on--click=\"woocommerce\/product-collection::actions.viewProduct\" href=\"https:\/\/cnkuangya.com\/ar\/product\/dual-string-pv-combiner-box-1000vdc\/\" target=\"_self\" >HD-2\/2 PV Combiner Box<\/a><\/h2>\n\n\t\t\t\t<\/li><li class=\"wc-block-product post-922 product type-product status-publish has-post-thumbnail product_cat-pv-combiner-box  instock shipping-taxable product-type-simple\"\n\t\t\t\t\t\n\t\t\t\tdata-wp-interactive=\"woocommerce\/product-collection\"\n\t\t\t\tdata-wp-context='{\"productId\":922}'\n\t\t\t\tdata-wp-key=\"product-item-922\"\n\t\t\t\n\t\t\t\t>\n\t\t\t\t\t\n<div data-block-name=\"woocommerce\/product-image\" data-image-sizing=\"thumbnail\" data-is-descendent-of-query-loop=\"true\" data-show-sale-badge=\"false\" class=\"wc-block-components-product-image wc-block-grid__product-image wc-block-components-product-image--aspect-ratio-auto wp-block-woocommerce-product-image\"><a href=\"https:\/\/cnkuangya.com\/ar\/product\/3-string-pv-combiner-box-1000vdc\/\" style=\"\" data-wp-on--click=\"woocommerce\/product-collection::actions.viewProduct\"><img decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHD-3-1.png-300x300.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"3 string pv combiner box\" data-testid=\"product-image\" data-image-id=\"953\" style=\"object-fit:cover;\" loading=\"lazy\" srcset=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHD-3-1.png-300x300.webp 300w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHD-3-1.png-150x150.webp 150w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHD-3-1.png-768x768.webp 768w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHD-3-1.png-600x600.webp 600w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHD-3-1.png-100x100.webp 100w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHD-3-1.png.webp 800w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><div class=\"wc-block-components-product-image__inner-container\">\n\n<\/div><\/a><\/div>\n\n<h2 style=\"font-size:clamp(14px, 0.875rem + ((1vw - 3.2px) * 0.156), 16px);line-height:1.4; margin-bottom:0.75rem;margin-top:0;\" class=\"has-text-align-center wp-block-post-title\"><a data-wp-on--click=\"woocommerce\/product-collection::actions.viewProduct\" href=\"https:\/\/cnkuangya.com\/ar\/product\/3-string-pv-combiner-box-1000vdc\/\" target=\"_self\" >HD-3\/1 PV Combiner Box<\/a><\/h2>\n\n\t\t\t\t<\/li><li class=\"wc-block-product post-926 product type-product status-publish has-post-thumbnail product_cat-pv-combiner-box  instock shipping-taxable product-type-simple\"\n\t\t\t\t\t\n\t\t\t\tdata-wp-interactive=\"woocommerce\/product-collection\"\n\t\t\t\tdata-wp-context='{\"productId\":926}'\n\t\t\t\tdata-wp-key=\"product-item-926\"\n\t\t\t\n\t\t\t\t>\n\t\t\t\t\t\n<div data-block-name=\"woocommerce\/product-image\" data-image-sizing=\"thumbnail\" data-is-descendent-of-query-loop=\"true\" data-show-sale-badge=\"false\" class=\"wc-block-components-product-image wc-block-grid__product-image wc-block-components-product-image--aspect-ratio-auto wp-block-woocommerce-product-image\"><a href=\"https:\/\/cnkuangya.com\/ar\/product\/4-string-pv-combiner-box-dual-outputs\/\" style=\"\" data-wp-on--click=\"woocommerce\/product-collection::actions.viewProduct\"><img decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHD-4-2.png-300x300.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"4 string pv combiner box\" data-testid=\"product-image\" data-image-id=\"954\" style=\"object-fit:cover;\" loading=\"lazy\" srcset=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHD-4-2.png-300x300.webp 300w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHD-4-2.png-150x150.webp 150w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHD-4-2.png-768x768.webp 768w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHD-4-2.png-600x600.webp 600w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHD-4-2.png-100x100.webp 100w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHD-4-2.png.webp 800w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><div class=\"wc-block-components-product-image__inner-container\">\n\n<\/div><\/a><\/div>\n\n<h2 style=\"font-size:clamp(14px, 0.875rem + ((1vw - 3.2px) * 0.156), 16px);line-height:1.4; margin-bottom:0.75rem;margin-top:0;\" class=\"has-text-align-center wp-block-post-title\"><a data-wp-on--click=\"woocommerce\/product-collection::actions.viewProduct\" href=\"https:\/\/cnkuangya.com\/ar\/product\/4-string-pv-combiner-box-dual-outputs\/\" target=\"_self\" >HD-4\/2 PV Combiner Box<\/a><\/h2>\n\n\t\t\t\t<\/li><li class=\"wc-block-product post-928 product type-product status-publish has-post-thumbnail product_cat-pv-combiner-box last instock shipping-taxable product-type-simple\"\n\t\t\t\t\t\n\t\t\t\tdata-wp-interactive=\"woocommerce\/product-collection\"\n\t\t\t\tdata-wp-context='{\"productId\":928}'\n\t\t\t\tdata-wp-key=\"product-item-928\"\n\t\t\t\n\t\t\t\t>\n\t\t\t\t\t\n<div data-block-name=\"woocommerce\/product-image\" data-image-sizing=\"thumbnail\" data-is-descendent-of-query-loop=\"true\" data-show-sale-badge=\"false\" class=\"wc-block-components-product-image wc-block-grid__product-image wc-block-components-product-image--aspect-ratio-auto wp-block-woocommerce-product-image\"><a href=\"https:\/\/cnkuangya.com\/ar\/product\/6-string-pv-combiner-box-1000vdc\/\" style=\"\" data-wp-on--click=\"woocommerce\/product-collection::actions.viewProduct\"><img decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHD-6-2.png-300x300.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"6 string pv combiner box\" data-testid=\"product-image\" data-image-id=\"955\" style=\"object-fit:cover;\" loading=\"lazy\" srcset=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHD-6-2.png-300x300.webp 300w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHD-6-2.png-150x150.webp 150w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHD-6-2.png-768x768.webp 768w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHD-6-2.png-600x600.webp 600w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHD-6-2.png-100x100.webp 100w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/DHD-6-2.png.webp 800w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><div class=\"wc-block-components-product-image__inner-container\">\n\n<\/div><\/a><\/div>\n\n<h2 style=\"font-size:clamp(14px, 0.875rem + ((1vw - 3.2px) * 0.156), 16px);line-height:1.4; margin-bottom:0.75rem;margin-top:0;\" class=\"has-text-align-center wp-block-post-title\"><a data-wp-on--click=\"woocommerce\/product-collection::actions.viewProduct\" href=\"https:\/\/cnkuangya.com\/ar\/product\/6-string-pv-combiner-box-1000vdc\/\" target=\"_self\" >HD-6\/2 PV Combiner Box<\/a><\/h2>\n\n\t\t\t\t<\/li><\/ul><\/div>\n\n\n\n<div class=\"wp-block-stackable-columns alignfull stk-block-columns stk-block stk-7e01aa4\" data-block-id=\"7e01aa4\"><div class=\"stk-row stk-inner-blocks stk-block-content stk-content-align stk-7e01aa4-column alignfull\">\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-fd94d27\" data-v=\"4\" data-block-id=\"fd94d27\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-fd94d27-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-fd94d27-inner-blocks\">\n<section id=\"s-topologies\" class=\"wu-sec-topologies\">\n  <style>\n    .wu-sec-topologies{padding:60px 0;background:#fafafa}\n    .wu-sec-topologies h2{font-size:32px;margin-bottom:20px;text-align:center}\n    .wu-topo-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:20px;max-width:1200px;margin:0 auto}\n    .wu-topo-card{background:#fff;border:1px solid #e5e7eb;border-radius:16px;padding:20px;box-shadow:0 4px 12px rgba(0,0,0,.04);display:flex;flex-direction:column;justify-content:space-between;transition:all .2s}\n    .wu-topo-card:hover{transform:translateY(-4px);box-shadow:0 8px 20px rgba(0,0,0,.08)}\n    .wu-topo-card h3{font-size:20px;margin-bottom:10px;color:#b91c1c}\n    .wu-topo-card ul{margin:0 0 10px 18px;padding:0;font-size:14px;line-height:1.5;color:#374151}\n    .wu-topo-card li{margin-bottom:4px}\n    .wu-topo-card a{color:#b91c1c;text-decoration:none}\n    .wu-topo-card a:hover{text-decoration:underline}\n    .wu-sec-topologies .outro{margin-top:30px;text-align:center;font-size:15px;color:#4b5563;max-width:800px;margin-left:auto;margin-right:auto}\n  <\/style>\n\n  <h2>Wiring Topologies<\/h2>\n  <p style=\"text-align:center;max-width:800px;margin:0 auto 30px;color:#4b5563\">\n    PV combiner box topologies vary with inverter count, DC run length, and protection strategy. \n    These cards outline typical layouts so you can match each <strong>solar PV combiner box<\/strong> \n    to the right scenario.\n  <\/p>\n\n  <div class=\"wu-topo-grid\">\n    <!-- Card 1 -->\n    <div class=\"wu-topo-card\">\n      <h3>Single-Bus (1 Output)<\/h3>\n      <ul>\n        <li>Strings: 1\u20136<\/li>\n        <li>Output: Single inverter or MPPT<\/li>\n        <li>Best for: Residential rooftops, small C&#038;I<\/li>\n      <\/ul>\n      <ul>\n        <li>Simpler wiring and easier maintenance.<\/li>\n        <li>Single DC bus reduces component count.<\/li>\n        <li>Use properly sized <a href=\"\/dc-fuse\">DC fuse<\/a>.<\/li>\n      <\/ul>\n    <\/div>\n\n    <!-- Card 2 -->\n    <div class=\"wu-topo-card\">\n      <h3>Dual Outputs (Parallel Inverters)<\/h3>\n      <ul>\n        <li>Strings: 2\u20136<\/li>\n        <li>Output: Two inverters or dual MPPTs<\/li>\n        <li>Best for: Commercial rooftops, hybrids<\/li>\n      <\/ul>\n      <ul>\n        <li>Balances current across two DC paths.<\/li>\n        <li>Provides redundancy if one inverter fails.<\/li>\n        <li>HS <a href=\"\/dc-switch-disconnector\">disconnector<\/a> with dual outputs recommended.<\/li>\n      <\/ul>\n    <\/div>\n\n    <!-- Card 3 -->\n    <div class=\"wu-topo-card\">\n      <h3>Long-Run Strings<\/h3>\n      <ul>\n        <li>Strings: Any<\/li>\n        <li>Output: 1 or 2<\/li>\n        <li>Best for: Ground-mount farms, remote sites<\/li>\n      <\/ul>\n      <ul>\n        <li>Long DC runs increase voltage drop.<\/li>\n        <li>Consider larger conductors for lower losses.<\/li>\n        <li>HD <a href=\"\/dc-mcb\">breaker<\/a> ensures safe load break at distance.<\/li>\n      <\/ul>\n    <\/div>\n\n    <!-- Card 4 -->\n    <div class=\"wu-topo-card\">\n      <h3>Remote SPD Placement<\/h3>\n      <ul>\n        <li>Strings: 2\u20136<\/li>\n        <li>Output: 1 or 2<\/li>\n        <li>Best for: Lightning-prone rooftops<\/li>\n      <\/ul>\n      <ul>\n        <li>Type II <a href=\"\/dc-spd\">SPD<\/a> near the array to clamp surges.<\/li>\n        <li>Optional I+II near inverter for dual protection.<\/li>\n        <li>Short leads and proper grounding are critical.<\/li>\n      <\/ul>\n    <\/div>\n\n    <!-- Card 5 -->\n    <div class=\"wu-topo-card\">\n      <h3>Grounding &amp; Polarity<\/h3>\n      <ul>\n        <li>Strings: Any<\/li>\n        <li>Output: Any<\/li>\n        <li>Best for: All installations<\/li>\n      <\/ul>\n      <ul>\n        <li>Bold <strong>+\/\u2212 polarity<\/strong> labels avoid mistakes.<\/li>\n        <li>Common PE bar for equipotential bonding.<\/li>\n        <li>7Weatherproof enclosures protect terminals.<\/li>\n      <\/ul>\n    <\/div>\n  <\/div>\n\n  <p class=\"outro\">\n    Understanding these <strong>combiner box PV system<\/strong> layouts helps ensure safe, efficient \n    DC distribution with the right topology for your solar project.\n  <\/p>\n<\/section>\n<\/div><\/div><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-columns stk-block-columns stk-block stk-89cf261\" data-block-id=\"89cf261\"><div class=\"stk-row stk-inner-blocks stk-block-content stk-content-align stk-89cf261-column\">\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-0a28732\" data-v=\"4\" data-block-id=\"0a28732\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-0a28732-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-0a28732-inner-blocks\">\n<section id=\"s-apps\" class=\"wu-sec-apps\">\n  <style>\n    .wu-sec-apps{padding:60px 0;background:#ffffff}\n    .wu-sec-apps h2{font-size:32px;line-height:1.25;margin:0 0 16px;text-align:center}\n    .wu-sec-apps .lead{max-width:860px;margin:0 auto 28px;text-align:center;color:#4b5563}\n   .wu-app-grid {\n  display: grid;\n  grid-template-columns: repeat(2, 1fr); \/* \u56fa\u5b9a\u4e24\u5217 *\/\n  gap: 28px; \/* \u53ef\u4ee5\u7a0d\u5fae\u52a0\u5927\u95f4\u8ddd *\/\n  max-width: 1100px; \/* \u63a7\u5236\u6574\u4f53\u5bbd\u5ea6\uff0c\u907f\u514d\u592a\u5bbd *\/\n  margin: 0 auto;\n  padding: 0 12px;\n}\n@media (max-width:690px) {\n  .wu-app-grid {\n    grid-template-columns: 1fr; \/* \u624b\u673a\u7aef\u6539\u56de\u4e00\u5217 *\/\n  }\n}\n    .wu-app-card{background:#fff;border:1px solid #e5e7eb;border-radius:16px;overflow:hidden;box-shadow:0 4px 12px rgba(0,0,0,.04);transition:transform .18s ease, box-shadow .18s ease}\n    .wu-app-card:hover{transform:translateY(-3px);box-shadow:0 10px 24px rgba(0,0,0,.08)}\n    .wu-app-media{aspect-ratio:16\/10;background:#f3f4f6;display:block}\n    .wu-app-media img{width:100%;height:100%;object-fit:cover;display:block}\n    .wu-app-body{padding:16px 16px 18px}\n    .wu-app-body h3{font-size:18px;margin:0 0 6px;color:#111827}\n    .wu-app-body p.desc{margin:0 0 10px;color:#374151}\n    .wu-app-body ul{margin:0 0 6px 18px;color:#374151;font-size:14px;line-height:1.55;padding:0}\n    .wu-app-body li{margin:0 0 4px}\n    .wu-sec-apps a{color:#b91c1c;text-decoration:none}\n    .wu-sec-apps a:hover{text-decoration:underline}\n    .wu-sec-apps .cta{margin-top:26px;text-align:center;color:#4b5563}\n    .wu-sec-apps .cta a{display:inline-block;border:1px solid #b91c1c;color:#b91c1c;padding:10px 16px;border-radius:999px;margin-left:8px}\n  <\/style>\n\n  <h2>Applications &amp; Use Cases<\/h2>\n  <p class=\"lead\">\n    A rich gallery of real-world scenarios to help you match each <strong>solar PV combiner box<\/strong>\n    to site conditions\u2014string count, outputs, and surge protection\u2014so your <strong>combiner box PV system<\/strong> stays safe and efficient.\n  <\/p>\n\n  <div class=\"wu-app-grid\">\n\n    <!-- 4.1 Residential Rooftop -->\n    <article class=\"wu-app-card\" id=\"app-residential\">\n      <figure class=\"wu-app-media\">\n        <img loading=\"lazy\" decoding=\"async\"\n             src=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/Residential-Rooftop.webp\"\n             alt=\"Residential rooftop solar array with single-inverter PV combiner box use case\">\n      <\/figure>\n      <div class=\"wu-app-body\">\n        <h3>Residential Rooftop<\/h3>\n        <p class=\"desc\">Compact arrays with short DC runs and a single inverter.<\/p>\n        <ul>\n          <li>1\u20132 strings \u00b7 1 output \u00b7 <a href=\"\/dc-spd\">Type II SPD<\/a><\/li>\n          <li>Use <a href=\"\/dc-fuse\">gPV fuses<\/a> sized to module Isc \u00d7 factor<\/li>\n          <li>Clear +\/\u2212 labels and service-friendly layout<\/li>\n        <\/ul>\n      <\/div>\n    <\/article>\n\n    <!-- 4.2 Commercial & Industrial Rooftop -->\n    <article class=\"wu-app-card\" id=\"app-ci-rooftop\">\n      <figure class=\"wu-app-media\">\n        <img loading=\"lazy\" decoding=\"async\"\n             src=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/Commercial-Industrial-Rooftop-.webp\"\n             alt=\"Commercial &#038; industrial rooftop solar with dual-MPPT PV combiner configuration\">\n      <\/figure>\n      <div class=\"wu-app-body\">\n        <h3>Commercial &amp; Industrial Rooftop<\/h3>\n        <p class=\"desc\">Multiple strings split across dual MPPT channels or parallel inverters.<\/p>\n        <ul>\n          <li>2\u20134 strings \u00b7 1\u20132 outputs \u00b7 <a href=\"\/dc-spd\">Type II SPD<\/a><\/li>\n          <li><a href=\"\/dc-switch-disconnector\">HS disconnector<\/a> for simple isolation; <a href=\"\/dc-mcb\">HD breaker<\/a> if frequent load break is needed<\/li>\n          <li>Short SPD leads and solid PE bonding<\/li>\n        <\/ul>\n      <\/div>\n    <\/article>\n\n    <!-- 4.3 Ground-Mount Arrays -->\n    <article class=\"wu-app-card\" id=\"app-ground-mount\">\n      <figure class=\"wu-app-media\">\n        <img loading=\"lazy\" decoding=\"async\"\n             src=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/Ground-Mount-Arrays.webp\"\n             alt=\"Ground-mount solar field with long DC runs toward centralized inverter area\">\n      <\/figure>\n      <div class=\"wu-app-body\">\n        <h3>Ground-Mount Arrays<\/h3>\n        <p class=\"desc\">Long DC runs to centralized inverters at utility-scale fields.<\/p>\n        <ul>\n          <li>4\u20136 strings \u00b7 1\u20132 outputs \u00b7 <a href=\"\/dc-spd\">I+II SPD<\/a> (regional)<\/li>\n          <li>Manage voltage drop with larger conductors<\/li>\n          <li><a href=\"\/dc-mcb\">HD breaker<\/a> enables safe isolation at distance<\/li>\n        <\/ul>\n      <\/div>\n    <\/article>\n\n    <!-- 4.4 Carports \/ EV Canopies -->\n    <article class=\"wu-app-card\" id=\"app-ev-canopy\">\n      <figure class=\"wu-app-media\">\n        <img loading=\"lazy\" decoding=\"async\"\n             src=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/Carports-EV-Canopies.webp\"\n             alt=\"EV charging canopy with solar panels feeding parallel inverters\">\n      <\/figure>\n      <div class=\"wu-app-body\">\n        <h3>Carports \/ EV Canopies<\/h3>\n        <p class=\"desc\">Canopy-mounted modules feeding EV infrastructure with parallel inverters.<\/p>\n        <ul>\n          <li>2\u20134 strings \u00b7 2 outputs \u00b7 <a href=\"\/dc-spd\">I+II SPD<\/a><\/li>\n          <li>Dual outputs for parallel MPPTs or inverters<\/li>\n          <li>Label routing for overhead maintenance safety<\/li>\n        <\/ul>\n      <\/div>\n    <\/article>\n\n    <!-- 4.5 ESS DC Bus Coupling -->\n    <article class=\"wu-app-card\" id=\"app-ess\">\n      <figure class=\"wu-app-media\">\n        <img loading=\"lazy\" decoding=\"async\"\n             src=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/ESS-DC-Bus-Coupling.webp\"\n             alt=\"Energy storage containers coupled with PV strings via combiner box\">\n      <\/figure>\n      <div class=\"wu-app-body\">\n        <h3>ESS DC Bus Coupling<\/h3>\n        <p class=\"desc\">Hybrid sites coupling PV strings to energy storage systems.<\/p>\n        <ul>\n          <li>2\u20133 strings \u00b7 1 output \u00b7 <a href=\"\/dc-spd\">I+II SPD<\/a><\/li>\n          <li><a href=\"\/dc-switch-disconnector\">HS disconnector<\/a> simplifies service windows<\/li>\n          <li>Coordinate fuse ratings with charge current<\/li>\n        <\/ul>\n      <\/div>\n    <\/article>\n\n    <!-- 4.6 Microgrid \/ Off-Grid -->\n    <article class=\"wu-app-card\" id=\"app-microgrid\">\n      <figure class=\"wu-app-media\">\n        <img loading=\"lazy\" decoding=\"async\"\n             src=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/MicrogridOff-Grid.png\"\n             alt=\"Remote microgrid site with stand-alone solar array and service hut\">\n      <\/figure>\n      <div class=\"wu-app-body\">\n        <h3>Microgrid \/ Off-Grid<\/h3>\n        <p class=\"desc\">Isolated sites with variable loads and planned service intervals.<\/p>\n        <ul>\n          <li>1\u20133 strings \u00b7 1 output \u00b7 <a href=\"\/dc-spd\">I+II SPD<\/a> (risk-based)<\/li>\n          <li><a href=\"\/dc-mcb\">HD breaker<\/a> supports frequent switching\/diagnostics<\/li>\n          <li>Keep spares: fuses, labels, glands<\/li>\n        <\/ul>\n      <\/div>\n    <\/article>\n\n  <\/div>\n\n  <p class=\"cta\">\n    Not sure which <strong>pv combiner boxes<\/strong> fit your scenario?\n    <a href=\"#s-selector\">Compare HS\/HD<\/a> or\n    <a href=\"\/contact-us\">talk to an engineer<\/a>.\n  <\/p>\n<\/section>\n<\/div><\/div><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-columns stk-block-columns stk-block stk-048dfe4\" data-block-id=\"048dfe4\"><div class=\"stk-row stk-inner-blocks stk-block-content stk-content-align stk-048dfe4-column\">\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-e24a924\" data-v=\"4\" data-block-id=\"e24a924\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-e24a924-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-e24a924-inner-blocks\">\n<section id=\"s-materials\" class=\"wu-sec-materials\">\n  <style>\n    .wu-sec-materials{padding:60px 0;background:#fafafa}\n    .wu-sec-materials h2{font-size:32px;line-height:1.25;margin:0 0 14px;text-align:center}\n    .wu-sec-materials .lead{max-width:860px;margin:0 auto 28px;text-align:center;color:#4b5563}\n    .wu-mat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;max-width:1100px;margin:0 auto;padding:0 12px}\n    @media (max-width:690px){.wu-mat-grid{grid-template-columns:1fr}}\n    .wu-mat-card{background:#fff;border:1px solid #e5e7eb;border-radius:16px;overflow:hidden;\n      box-shadow:0 4px 12px rgba(0,0,0,.04);transition:transform .18s ease, box-shadow .18s ease}\n    .wu-mat-card:hover{transform:translateY(-3px);box-shadow:0 10px 24px rgba(0,0,0,.08)}\n    .wu-mat-media{display:none;aspect-ratio:3\/2;background:#f3f4f6}\n    .wu-mat-media img{width:100%;height:100%;object-fit:cover;display:block}\n    .wu-mat-body{padding:16px 16px 18px}\n    .wu-mat-body h3{font-size:18px;margin:0 0 8px;color:#111827}\n    .wu-mat-body p{margin:0 0 10px;color:#374151}\n    .wu-mat-body ul{margin:0 0 6px 18px;color:#374151;font-size:14px;line-height:1.55;padding:0}\n    .wu-mat-body li{margin:0 0 4px}\n    .wu-sec-materials a{color:#b91c1c;text-decoration:none}\n    .wu-sec-materials a:hover{text-decoration:underline}\n    \/* \u5982\u679c\u9700\u8981\u81ea\u7136\u52a0\u5165\u56fe\u7247\uff1a\u7ed9 .wu-mat-card \u6dfb\u52a0 has-media \u7c7b\uff0c\u56fe\u7247\u533a\u4f1a\u81ea\u52a8\u663e\u793a *\/\n    .wu-mat-card.has-media .wu-mat-media{display:block}\n  <\/style>\n\n  <h2>Build &amp; Materials<\/h2>\n  <p class=\"lead\">\n    Rugged construction matters in outdoor DC distribution. Thoughtful materials, ingress protection\n    and service-friendly details make each <strong>PV combiner box<\/strong> safer to install and easier to maintain.\n  <\/p>\n\n  <div class=\"wu-mat-grid\">\n    <!-- 5.1 UV-Resistant Enclosure -->\n    <article class=\"wu-mat-card\">\n      <!-- \u5982\u9700\u81ea\u7136\u52a0\u5165\u56fe\u7247\uff1a\u7ed9\u7236\u5143\u7d20\u52a0 has-media\uff0c\u5e76\u586b\u5165 src \u4e0e alt -->\n      <!-- <figure class=\"wu-mat-media\"><img loading=\"lazy\" decoding=\"async\" src=\"\/media\/mat-uv-enclosure.webp\" alt=\"UV-resistant PV combiner enclosure detail\"><\/figure> -->\n      <div class=\"wu-mat-body\">\n        <h3>UV-Resistant Enclosure<\/h3>\n        <p>PC\/ABS blend with outdoor durability and weather seal integrity.<\/p>\n        <ul>\n          <li>UV-stabilized shell for long exposure<\/li>\n          <li>Gasket compression &#038; tight door tolerance<\/li>\n          <li>Stainless hardware to prevent corrosion<\/li>\n        <\/ul>\n        <p>See enclosure details<\/p>\n      <\/div>\n    <\/article>\n\n    <!-- 5.2 Cable Glands & Terminations -->\n    <article class=\"wu-mat-card\">\n      <!-- <figure class=\"wu-mat-media\"><img decoding=\"async\" loading=\"lazy\" src=\"\/media\/mat-gland-termination.webp\" alt=\"IP-rated cable glands and terminal torque labels\"><\/figure> -->\n      <div class=\"wu-mat-body\">\n        <h3>Cable Glands &amp; Terminations<\/h3>\n        <p>IP-rated glands sized to cable OD with strain relief and clear routing.<\/p>\n        <ul>\n          <li>Marked torque references at terminals<\/li>\n          <li>Minimized bend radius &#038; tidy cable paths<\/li>\n          <li>Ingress protection maintained after service<\/li>\n        <\/ul>\n           <\/div>\n    <\/article>\n\n    <!-- 5.3 Busbar & Wiring Layout -->\n    <article class=\"wu-mat-card\">\n      <!-- <figure class=\"wu-mat-media\"><img decoding=\"async\" loading=\"lazy\" src=\"\/media\/mat-busbar-layout.webp\" alt=\"Copper busbar layout with segregated polarity\"><\/figure> -->\n      <div class=\"wu-mat-body\">\n        <h3>Busbar &amp; Wiring Layout<\/h3>\n        <p>Low-resistance copper busbars with safe spacing and test access.<\/p>\n        <ul>\n          <li>Segregated paths for + \/ \u2212 and PE<\/li>\n          <li>Labeled test points for commissioning<\/li>\n          <li>Fuse coordination per <a href=\"\/dc-fuse\">gPV sizing<\/a><\/li>\n        <\/ul>\n      <\/div>\n    <\/article>\n\n    <!-- 5.4 Labeling & Safety Marks -->\n    <article class=\"wu-mat-card\">\n      <!-- <figure class=\"wu-mat-media\"><img decoding=\"async\" loading=\"lazy\" src=\"\/media\/mat-label-safety.webp\" alt=\"Bold polarity and PE labeling with service tags\"><\/figure> -->\n      <div class=\"wu-mat-body\">\n        <h3>Labeling &amp; Safety Marks<\/h3>\n        <p>Bold **+\/\u2212** and PE symbols for quick verification in the field.<\/p>\n        <ul>\n          <li>UV\/chemical-resistant labels &#038; service tags<\/li>\n          <li>QR quick docs for installers<\/li>\n          <li>LOTO-friendly handle area (where applicable)<\/li>\n        <\/ul>\n        <p><a href=\"\/dc-switch-disconnector\">HS disconnector<\/a> \u00b7 <a href=\"\/dc-mcb\">HD breaker<\/a><\/p>\n      <\/div>\n    <\/article>\n\n    <!-- 5.5 Serviceability & Spares -->\n    <article class=\"wu-mat-card\">\n      <!-- <figure class=\"wu-mat-media\"><img decoding=\"async\" loading=\"lazy\" src=\"\/media\/mat-service-access.webp\" alt=\"Front access to fuses or breaker for maintenance\"><\/figure> -->\n      <div class=\"wu-mat-body\">\n        <h3>Serviceability &amp; Spares<\/h3>\n        <p>Front access and a small spares kit keep downtime low.<\/p>\n        <ul>\n          <li>Clearance for fuse drawer \/ breaker handle<\/li>\n          <li>Spares list: fuses, glands, labels<\/li>\n          <li>Inspection intervals aligned with site load &#038; environment<\/li>\n        <\/ul>\n        <p><a href=\"\/dc-spd\">SPD placement<\/a> \u00b7 <a href=\"\/dc-fuse\">Fuse selection<\/a><\/p>\n      <\/div>\n    <\/article>\n  <\/div>\n<\/section>\n<\/div><\/div><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-columns alignfull stk-block-columns stk-block stk-fa9b889\" data-block-id=\"fa9b889\"><div class=\"stk-row stk-inner-blocks stk-block-content stk-content-align stk-fa9b889-column alignfull\">\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-ecb27a9\" data-v=\"4\" data-block-id=\"ecb27a9\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-ecb27a9-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-ecb27a9-inner-blocks\">\n<section id=\"s-checklist\" class=\"wu-sec-checklist\">\n  <style>\n    \/* ===== SEC6: Full-width Engineering Checklist ===== *\/\n    .wu-sec-checklist{\n      position:relative;\n      padding:68px 0 56px;\n      \/* \u6df1\u8272\u6e10\u53d8\u80cc\u666f\uff08\u65e0\u9700\u56fe\u7247\uff09 *\/\n      background: linear-gradient(135deg, #7f1d1d 0%, #b91c1c 50%, #111827 100%);\n      color:#fff;\n      overflow:hidden;\n    }\n    .wu-sec-checklist .wrap{max-width:1200px;margin:0 auto;padding:0 16px}\n    .wu-sec-checklist h2{\n      font-size:32px;line-height:1.2;margin:0 0 10px;text-align:center\n    }\n    .wu-sec-checklist .lead{\n      max-width:900px;margin:0 auto 28px;text-align:center;color:#f3f4f6;opacity:.95\n    }\n\n    \/* \u5361\u7247\u7f51\u683c\uff1a\u5927\u5c4f5\u5217\uff0c\u4e2d\u5c4f3\u5217\uff0c\u624b\u673a1\u5217 *\/\n    .wu-cl-grid{\n      display:grid;\n      grid-template-columns:repeat(5,1fr);\n      gap:18px;\n    }\n    @media (max-width:1200px){ .wu-cl-grid{grid-template-columns:repeat(3,1fr)} }\n    @media (max-width:690px){ .wu-cl-grid{grid-template-columns:1fr} }\n\n    .wu-cl-card{\n      background:#ffffff;\n      color:#111827;\n      border:1px solid rgba(255,255,255,.12);\n      border-radius:16px;\n      box-shadow:0 8px 22px rgba(0,0,0,.18);\n      padding:16px 14px 14px;\n      transition:transform .18s ease, box-shadow .18s ease;\n      display:flex;flex-direction:column;gap:8px;\n    }\n    .wu-cl-card:hover{transform:translateY(-3px);box-shadow:0 16px 32px rgba(0,0,0,.22)}\n    .wu-cl-card h3{font-size:16px;margin:0 0 6px;color:#b91c1c}\n    .wu-cl-card ul{margin:0 0 4px 18px;padding:0;font-size:14px;line-height:1.55;color:#374151}\n    .wu-cl-card li{margin:0 4px 4px 0}\n\n    \/* CTA \u6309\u94ae\uff08Popup Maker\uff09 *\/\n    .wu-sec-checklist .cta{margin-top:26px;text-align:center}\n    .wu-sec-checklist .btn-enquiry{\n      display:inline-block;background:#fff;color:#b91c1c;\n      font-weight:600;padding:12px 22px;border-radius:999px;text-decoration:none;\n      border:1px solid #fff;transition:all .2s ease;\n    }\n    .wu-sec-checklist .btn-enquiry:hover{background:#f3f4f6;color:#7f1d1d}\n    .wu-sec-checklist a{color:#b91c1c;text-decoration:none}\n    .wu-sec-checklist a:hover{text-decoration:underline}\n  <\/style>\n\n  <div class=\"wrap\">\n    <h2>Engineering Checklist<\/h2>\n    <p class=\"lead\">\n      Before commissioning a <strong>solar PV combiner box<\/strong>, verify these essentials.\n      A concise checklist reduces installation errors and improves the reliability of your\n      <strong>combiner box PV system<\/strong>.\n    <\/p>\n\n    <div class=\"wu-cl-grid\">\n      <!-- 6.1 DC Voltage & Strings -->\n      <article class=\"wu-cl-card\">\n        <h3>DC Voltage &amp; Strings<\/h3>\n        <ul>\n          <li>Array Voc @ Tmin fits 500\/600\/1000&nbsp;V rating<\/li>\n          <li>String count matches input terminals<\/li>\n          <li>Apply safety factor when calculating Isc<\/li>\n        <\/ul>\n      <\/article>\n\n      <!-- 6.2 Cable Sizing & Runs -->\n      <article class=\"wu-cl-card\">\n        <h3>Cable Sizing &amp; Runs<\/h3>\n        <ul>\n          <li>Measure length to inverter; target &lt; 2% drop<\/li>\n          <li>Select conductor cross-section accordingly<\/li>\n          <li>Glands match cable outer diameter<\/li>\n        <\/ul>\n      <\/article>\n\n      <!-- 6.3 Protection Coordination -->\n      <article class=\"wu-cl-card\">\n        <h3>Protection Coordination<\/h3>\n        <ul>\n          <li>gPV fuse vs Isc \u00d7 factor (<a href=\"\/dc-fuse\">see sizing<\/a>)<\/li>\n          <li>SPD <a href=\"\/dc-spd\">Type II or I+II<\/a> per site risk<\/li>\n          <li>HS disconnector or HD breaker per load profile<\/li>\n        <\/ul>\n      <\/article>\n\n      <!-- 6.4 Grounding & Polarity -->\n      <article class=\"wu-cl-card\">\n        <h3>Grounding &amp; Polarity<\/h3>\n        <ul>\n          <li>Bold +\/\u2212 labels, PE bonding to enclosure<\/li>\n          <li>Continuity check across grounding system<\/li>\n          <li>Torque terminals per spec sheet<\/li>\n        <\/ul>\n      <\/article>\n\n      <!-- 6.5 O&M Planning -->\n      <article class=\"wu-cl-card\">\n        <h3>O&amp;M Planning<\/h3>\n        <ul>\n          <li>Define inspection interval (annual\/biannual)<\/li>\n          <li>Stock spares: fuses, glands, labels<\/li>\n          <li>Train staff on lock-out \/ tag-out<\/li>\n        <\/ul>\n      <\/article>\n    <\/div>\n\n    <!-- CTA\uff1a\u4f7f\u7528\u73b0\u6709\u7684 Popup Maker class \u89e6\u53d1\u8be2\u76d8 -->\n    <div class=\"cta\">\n      <a href=\"#\" class=\"btn-enquiry popmake-757\">Talk to an Engineer<\/a>\n    <\/div>\n  <\/div>\n<\/section>\n<\/div><\/div><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-columns stk-block-columns stk-block stk-06abbbb\" data-block-id=\"06abbbb\"><div class=\"stk-row stk-inner-blocks stk-block-content stk-content-align stk-06abbbb-column\">\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-8a9c07f\" data-v=\"4\" data-block-id=\"8a9c07f\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-8a9c07f-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-8a9c07f-inner-blocks\">\n<section id=\"s-compare\" class=\"wu-sec-compare\">\n  <style>\n    .wu-sec-compare{padding:60px 0;background:#fff}\n    .wu-sec-compare h2{font-size:32px;line-height:1.25;margin:0 0 12px;text-align:center}\n    .wu-sec-compare .lead{max-width:900px;margin:0 auto 22px;text-align:center;color:#4b5563}\n    .wu-cp-wrap{max-width:1200px;margin:0 auto;padding:0 12px}\n    .wu-cp-filters{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:0 0 14px}\n    @media (max-width:820px){.wu-cp-filters{grid-template-columns:1fr}}\n    .wu-cp-select{width:100%;padding:10px 12px;border:1px solid #e5e7eb;border-radius:12px;background:#fff}\n\n    \/* \u8868\u683c\u6837\u5f0f *\/\n    .wu-table{width:100%;border-collapse:separate;border-spacing:0 8px}\n    .wu-table thead th{font-size:12px;text-transform:uppercase;letter-spacing:.04em;color:#6b7280;text-align:left;padding:8px 10px}\n    .wu-row{background:#fafafa;border:1px solid #e5e7eb;border-radius:12px;overflow:hidden}\n    .wu-row td{padding:12px 10px;vertical-align:middle;font-size:14px;color:#111827}\n    .wu-row td.model{font-weight:600}\n    .wu-badge{display:inline-block;font-size:12px;padding:4px 8px;border-radius:999px;border:1px solid #e5e7eb;background:#fff;color:#374151}\n    .wu-link{color:#b91c1c;text-decoration:none}\n    .wu-link:hover{text-decoration:underline}\n    \/* \u79fb\u52a8\u7aef\u6805\u683c\u5316\u663e\u793a *\/\n    @media (max-width:740px){\n      .wu-table, .wu-table thead, .wu-table tbody, .wu-table tr, .wu-table td, .wu-table th{display:block}\n      .wu-table thead{display:none}\n      .wu-row{margin-bottom:10px}\n      .wu-row td{padding:8px 12px;border-top:1px dashed #eee}\n      .wu-row td:first-child{border-top:none}\n      .wu-row td::before{content:attr(data-label);display:block;font-size:12px;color:#6b7280;margin-bottom:2px}\n    }\n  <\/style>\n\n  <h2>Model Comparison<\/h2>\n  <p class=\"lead\">Compare all HS (Disconnector) and HD (Breaker) <strong>pv combiner boxes<\/strong> at a glance, then jump to <strong>Specs &amp; Wiring<\/strong> for details.<\/p>\n\n  <div class=\"wu-cp-wrap\">\n    <!-- Filters -->\n    <div class=\"wu-cp-filters\">\n      <select id=\"cp-series\" class=\"wu-cp-select\" aria-label=\"Series\">\n        <option value=\"\">Series: All<\/option>\n        <option value=\"HS\">HS \u2014 Disconnector<\/option>\n        <option value=\"HD\">HD \u2014 Breaker<\/option>\n      <\/select>\n      <select id=\"cp-strings\" class=\"wu-cp-select\" aria-label=\"Strings\">\n        <option value=\"\">Strings: All<\/option>\n        <option>1<\/option><option>2<\/option><option>3<\/option><option>4<\/option><option>6<\/option>\n      <\/select>\n      <select id=\"cp-outputs\" class=\"wu-cp-select\" aria-label=\"Outputs\">\n        <option value=\"\">Outputs: All<\/option>\n        <option>1<\/option><option>2<\/option>\n      <\/select>\n    <\/div>\n\n    <!-- Table -->\n    <table class=\"wu-table\" aria-describedby=\"compare-desc\">\n      <thead>\n        <tr>\n          <th>Model<\/th>\n          <th>Series<\/th>\n          <th>IN<\/th>\n          <th>OUT<\/th>\n          <th>Voltage<\/th>\n          <th>Switch<\/th>\n          <th>Use case<\/th>\n          <th>Specs<\/th>\n        <\/tr>\n      <\/thead>\n      <tbody id=\"cp-body\"><\/tbody>\n    <\/table>\n    <p id=\"compare-desc\" class=\"sr-only\" style=\"position:absolute;left:-9999px\">Comparison of PV combiner box models with strings, outputs, voltage and switch type.<\/p>\n  <\/div>\n\n  <script>\n    (function(){\n      \/\/ \u5355\u4e00\u6570\u636e\u6e90\uff1a\u540e\u7eed\u82e5\u6539\u5185\u5bb9\uff0c\u53ea\u7ef4\u62a4\u8fd9\u91cc\u5373\u53ef\uff08\u907f\u514d\u4e0e SEC2 \u91cd\u590d\u7ef4\u62a4\uff09\n      const DATA = [\n        \/\/ HS (Disconnector)\n        {series:'HS', model:'HS-1\/1', in:1, out:1, voltage:'600\/1000 VDC', switch:'Disconnector', use:'Compact rooftops, single MPPT', url:'\/product\/pv-combiner-box-1-in-1-out-1000vdc\/#specs'},\n        {series:'HS', model:'HS-2\/1', in:2, out:1, voltage:'600\/1000 VDC', switch:'Disconnector', use:'Two strings to one inverter', url:'\/product\/pv-combiner-box-2-in-1-out-1000vdc\/#specs'},\n        {series:'HS', model:'HS-3\/1', in:3, out:1, voltage:'600\/1000 VDC', switch:'Disconnector', use:'Hybrid-ready, simple isolation', url:'\/product\/pv-combiner-box-3-in-1-out\/#specs'},\n        {series:'HS', model:'HS-2\/2', in:2, out:2, voltage:'600\/1000 VDC', switch:'Disconnector', use:'Dual outputs for parallel MPPTs', url:'\/product\/pv-combiner-box-2-in-2-out\/#specs'},\n        {series:'HS', model:'HS-4\/2', in:4, out:2, voltage:'600\/1000 VDC', switch:'Disconnector', use:'C&I rooftops, split channels', url:'\/product\/pv-combiner-box-4-in-2-out\/#specs'},\n        {series:'HS', model:'HS-6\/2', in:6, out:2, voltage:'600\/1000 VDC', switch:'Disconnector', use:'Ground-mount arrays, parallel inverters', url:'\/product\/pv-combiner-box-6-in-2-out\/#specs'},\n\n        \/\/ HD (Breaker)\n        {series:'HD', model:'HD-1\/1', in:1, out:1, voltage:'500\/1000 VDC', switch:'Breaker', use:'Breaker config for diagnostics', url:'\/product\/1-string-pv-combiner-box\/#specs'},\n        {series:'HD', model:'HD-2\/1', in:2, out:1, voltage:'500\/1000 VDC', switch:'Breaker', use:'Two strings, single output', url:'\/product\/2-string-pv-combiner-box\/#specs'},\n        {series:'HD', model:'HD-3\/1', in:3, out:1, voltage:'500\/1000 VDC', switch:'Breaker', use:'C&I arrays with load break', url:'\/product\/3-string-pv-combiner-box\/#specs'},\n        {series:'HD', model:'HD-2\/2', in:2, out:2, voltage:'500\/1000 VDC', switch:'Breaker', use:'Parallel inverters, dual outputs', url:'\/product\/dual-string-pv-combiner-box\/#specs'},\n        {series:'HD', model:'HD-4\/2', in:4, out:2, voltage:'500\/1000 VDC', switch:'Breaker', use:'Four strings with split outputs', url:'\/product\/4-string-pv-combiner-box-dual-outputs\/#specs'},\n        {series:'HD', model:'HD-6\/2', in:6, out:2, voltage:'500\/1000 VDC', switch:'Breaker', use:'Large ground-mount, frequent switching', url:'\/product\/6-string-pv-combiner-box\/#specs'}\n      ];\n\n      const $body = document.getElementById('cp-body');\n      const $series = document.getElementById('cp-series');\n      const $strings = document.getElementById('cp-strings');\n      const $outputs = document.getElementById('cp-outputs');\n\n      function render(){\n        const s = $series.value;\n        const n = $strings.value ? parseInt($strings.value,10) : null;\n        const o = $outputs.value ? parseInt($outputs.value,10) : null;\n\n        const rows = DATA.filter(d=>{\n          if(s && d.series!==s) return false;\n          if(n && d.in!==n) return false;\n          if(o && d.out!==o) return false;\n          return true;\n        }).map(d=>`\n          <tr class=\"wu-row\">\n            <td class=\"model\" data-label=\"Model\">${d.model}<\/td>\n            <td data-label=\"Series\"><span class=\"wu-badge\">${d.series}<\/span><\/td>\n            <td data-label=\"IN\">${d.in}<\/td>\n            <td data-label=\"OUT\">${d.out}<\/td>\n            <td data-label=\"Voltage\">${d.voltage}<\/td>\n            <td data-label=\"Switch\">${d.switch}<\/td>\n            <td data-label=\"Use case\">${d.use}<\/td>\n            <td data-label=\"Specs\"><a class=\"wu-link\" href=\"${d.url}\">View \u2192<\/a><\/td>\n          <\/tr>\n        `).join('');\n\n        $body.innerHTML = rows || `<tr class=\"wu-row\"><td data-label=\"Notice\" colspan=\"8\">No match \u2014 adjust filters or open <a class=\"wu-link\" href=\"#s-selector\">Quick Selector<\/a>.<\/td><\/tr>`;\n      }\n\n      [$series,$strings,$outputs].forEach(el=>el.addEventListener('change', render));\n      render();\n    })();\n  <\/script>\n<\/section>\n<\/div><\/div><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-columns alignfull stk-block-columns stk-block stk-b7ee222\" data-block-id=\"b7ee222\"><div class=\"stk-row stk-inner-blocks stk-block-content stk-content-align stk-b7ee222-column alignfull\">\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-fbeb761\" data-v=\"4\" data-block-id=\"fbeb761\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-fbeb761-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-fbeb761-inner-blocks\">\n<section id=\"s-faq\" class=\"wu-sec-faq\">\n  <style>\n    .wu-sec-faq{padding:60px 0;background:#fafafa}\n    .wu-sec-faq h2{font-size:32px;line-height:1.25;margin:0 0 14px;text-align:center}\n    .wu-sec-faq .lead{max-width:860px;margin:0 auto 28px;text-align:center;color:#4b5563}\n    .wu-faq{max-width:1000px;margin:0 auto;padding:0 12px}\n    .wu-faq-item{background:#fff;border:1px solid #e5e7eb;border-radius:14px;margin-bottom:10px;overflow:hidden}\n    .wu-faq-q{display:flex;justify-content:space-between;align-items:center;gap:10px;width:100%;\n      padding:14px 16px;background:#fff;border:none;cursor:pointer;font-size:16px;color:#111827}\n    .wu-faq-q:hover{background:#f9fafb}\n    .wu-faq-a{display:none;padding:0 16px 16px;color:#374151;font-size:15px;line-height:1.6}\n    .wu-faq-a p{margin:10px 0}\n    .wu-faq-a a{color:#b91c1c;text-decoration:none}\n    .wu-faq-a a:hover{text-decoration:underline}\n    .wu-faq-q .icon{flex:0 0 auto;transition:transform .2s ease}\n    .wu-faq-item.open .wu-faq-a{display:block}\n    .wu-faq-item.open .wu-faq-q .icon{transform:rotate(45deg)}\n  <\/style>\n\n  <h2>FAQ<\/h2>\n  <p class=\"lead\">\n    Common engineering and installation questions about our <strong>PV combiner boxes<\/strong>.\n    Practical guidance for <strong>combiner box PV system<\/strong> design, sizing and service.\n  <\/p>\n\n  <div class=\"wu-faq\" id=\"faq-list\">\n    <!-- Q1 -->\n    <div class=\"wu-faq-item\">\n      <button class=\"wu-faq-q\" aria-expanded=\"false\">\n        <span>1) What does a PV combiner box actually combine?<\/span>\n        <span class=\"icon\">\uff0b<\/span>\n      <\/button>\n      <div class=\"wu-faq-a\">\n        <p>It merges multiple DC strings into one or two protected outputs. Inside you usually have gPV <a href=\"\/dc-fuse\">fuses<\/a>, <a href=\"\/dc-spd\">SPDs<\/a>, and a switch device (HS disconnector or HD breaker) to isolate and protect downstream equipment.<\/p>\n      <\/div>\n    <\/div>\n\n    <!-- Q2 -->\n    <div class=\"wu-faq-item\">\n      <button class=\"wu-faq-q\" aria-expanded=\"false\">\n        <span>2) HS vs HD \u2014 when should I choose a disconnector or a breaker?<\/span>\n        <span class=\"icon\">\uff0b<\/span>\n      <\/button>\n      <div class=\"wu-faq-a\">\n        <p>Choose <strong>HS (disconnector)<\/strong> when you need simple, safe isolation with low switching frequency. Choose <strong>HD (breaker)<\/strong> when you require frequent switching, integrated overcurrent protection, or more advanced diagnostics. See also the <a href=\"#s-checklist\">Engineering Checklist<\/a>.<\/p>\n      <\/div>\n    <\/div>\n\n    <!-- Q3 -->\n    <div class=\"wu-faq-item\">\n      <button class=\"wu-faq-q\" aria-expanded=\"false\">\n        <span>3) How do I size the fuse rating for each string?<\/span>\n        <span class=\"icon\">\uff0b<\/span>\n      <\/button>\n      <div class=\"wu-faq-a\">\n        <p>Use the module Isc multiplied by a safety factor (per IEC guidance) and select a gPV <a href=\"\/dc-fuse\">fuse<\/a> with the correct DC voltage rating. Fuse sizing must coordinate with cable cross-section and ambient temperature.<\/p>\n      <\/div>\n    <\/div>\n\n    <!-- Q4 -->\n    <div class=\"wu-faq-item\">\n      <button class=\"wu-faq-q\" aria-expanded=\"false\">\n        <span>4) Which SPD type should I install?<\/span>\n        <span class=\"icon\">\uff0b<\/span>\n      <\/button>\n      <div class=\"wu-faq-a\">\n        <p>Most rooftops use Type II <a href=\"\/dc-spd\">SPDs<\/a>. If your site has high lightning exposure or ground-mount arrays, consider a Type I+II SPD. Always install with short leads and solid PE bonding to keep surge protection effective.<\/p>\n      <\/div>\n    <\/div>\n\n    <!-- Q5 -->\n    <div class=\"wu-faq-item\">\n      <button class=\"wu-faq-q\" aria-expanded=\"false\">\n        <span>5) Can I mix strings with different module orientations?<\/span>\n        <span class=\"icon\">\uff0b<\/span>\n      <\/button>\n      <div class=\"wu-faq-a\">\n        <p>It&#8217;s not recommended. Mixed orientations create mismatch and hot spots. Always keep strings of similar orientation and tilt angle in the same combiner. Consult inverter manufacturer guidelines before combining non-identical arrays.<\/p>\n      <\/div>\n    <\/div>\n\n    <!-- Q6 -->\n    <div class=\"wu-faq-item\">\n      <button class=\"wu-faq-q\" aria-expanded=\"false\">\n        <span>6) How often should PV combiner boxes be serviced?<\/span>\n        <span class=\"icon\">\uff0b<\/span>\n      <\/button>\n      <div class=\"wu-faq-a\">\n        <p>Visual inspection: every 6 months. Torque check: annually. Replace fuses after trips. Inspect breakers and <a href=\"\/dc-switch-disconnector\">disconnectors<\/a> for mechanical wear. Service intervals may vary with environment (dust, humidity, temperature cycles).<\/p>\n      <\/div>\n    <\/div>\n  <\/div>\n\n  <script>\n    \/\/ FAQ toggle\n    document.querySelectorAll('.wu-faq-q').forEach(btn=>{\n      btn.addEventListener('click', ()=>{\n        const item = btn.closest('.wu-faq-item');\n        item.classList.toggle('open');\n        const expanded = item.classList.contains('open');\n        btn.setAttribute('aria-expanded', expanded);\n      });\n    });\n  <\/script>\n<\/section>\n<\n<\/script>\n<\/div><\/div><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-columns stk-block-columns stk-block stk-721b461\" data-block-id=\"721b461\"><div class=\"stk-row stk-inner-blocks stk-block-content stk-content-align stk-721b461-column\">\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-95839ed\" data-v=\"4\" data-block-id=\"95839ed\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-95839ed-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-95839ed-inner-blocks\">\n<section id=\"s-closing\" class=\"wu-sec-closing\">\n  <style>\n    .wu-sec-closing{\n      padding:60px 0;\n      background:#f9fafb; \/* \u6d45\u7070\u80cc\u666f *\/\n      border-top:1px solid #e5e7eb; \/* \u4e0e\u4e0a\u4e00\u533a\u5206\u7684\u5206\u5272\u7ebf *\/\n    }\n    .wu-sec-closing h2{\n      font-size:32px;line-height:1.25;margin:0 0 12px;text-align:center\n    }\n    .wu-sec-closing .lead{\n      max-width:860px;margin:0 auto 28px;text-align:center;color:#4b5563\n    }\n    .wu-clo-grid{\n      display:grid;\n      grid-template-columns:repeat(3,1fr);\n      gap:20px;\n      max-width:1200px;\n      margin:0 auto;\n      padding:0 12px\n    }\n    @media (max-width:1000px){.wu-clo-grid{grid-template-columns:repeat(2,1fr)}}\n    @media (max-width: 680px){.wu-clo-grid{grid-template-columns:1fr}}\n\n    .wu-clo-card{\n      background:#fff;\n      border:1px solid #e5e7eb;\n      border-radius:16px;\n      overflow:hidden;\n      box-shadow:0 4px 12px rgba(0,0,0,.04);\n      padding:16px;\n      transition:transform .18s ease, box-shadow .18s ease\n    }\n    .wu-clo-card:hover{\n      transform:translateY(-3px);\n      box-shadow:0 10px 24px rgba(0,0,0,.08)\n    }\n    .wu-clo-card h3{font-size:18px;margin:0 0 6px;color:#111827}\n    .wu-clo-card p{margin:0;color:#374151;font-size:15px;line-height:1.6}\n    .wu-sec-closing a{color:#b91c1c;text-decoration:none}\n    .wu-sec-closing a:hover{text-decoration:underline}\n    .wu-sec-closing .cta{margin-top:26px;text-align:center}\n    .wu-sec-closing .btn-enquiry{\n      display:inline-block;\n      background:#b91c1c;\n      color:#fff;\n      font-weight:600;\n      padding:12px 22px;\n      border-radius:999px;\n      text-decoration:none;\n      border:1px solid #b91c1c;\n      transition:all .2s ease\n    }\n    .wu-sec-closing .btn-enquiry:hover{background:#7f1d1d;border-color:#7f1d1d}\n  <\/style>\n\n  <h2>Why Choose Us<\/h2>\n  <p class=\"lead\">\n    A final word on why our <strong>PV combiner boxes<\/strong> stand out: safe design, verified standards, and dependable service from engineering to delivery.\n  <\/p>\n\n  <div class=\"wu-clo-grid\">\n    <!-- 1. Standards First -->\n    <article class=\"wu-clo-card\">\n      <h3>Standards First<\/h3>\n      <p>\n        Designed and referenced against key standards:\n        <a href=\"https:\/\/webstore.iec.ch\/publication\/6008\" target=\"_blank\" rel=\"noopener\">IEC 60947-3<\/a>\n        (switch disconnectors) and\n        <a href=\"https:\/\/webstore.iec.ch\/publication\/33649\" target=\"_blank\" rel=\"noopener\">IEC 61643-31<\/a>\n        (DC surge protective devices).\n      <\/p>\n    <\/article>\n\n    <!-- 2. Engineering Support -->\n    <article class=\"wu-clo-card\">\n      <h3>Engineering Support<\/h3>\n      <p>\n        Sizing guidance, wiring diagrams, and quick docs for installers.\n        <a href=\"#s-compare\">Compare models<\/a> or <a href=\"\/contact-us\">talk to an engineer<\/a>.\n      <\/p>\n    <\/article>\n\n    <!-- 3. Factory Direct -->\n    <article class=\"wu-clo-card\">\n      <h3>Factory Direct<\/h3>\n      <p>\n        Controlled supply chain and traceable components with short lead times. Packaging and labeling\n        tailored for global shipping and on-site identification.\n      <\/p>\n    <\/article>\n\n    <!-- 4. Customization -->\n    <article class=\"wu-clo-card\">\n      <h3>Customization<\/h3>\n      <p>\n        OEM\/ODM options for enclosure size, labeling, and connection interfaces\u2014match your\n        <strong>combiner box PV system<\/strong> to project requirements without over-engineering.\n      <\/p>\n    <\/article>\n\n    <!-- 5. Global Service -->\n    <article class=\"wu-clo-card\">\n      <h3>Global Service<\/h3>\n      <p>\n        Proven across residential, C&amp;I rooftops, ground-mount arrays, ESS coupling and EV canopies.\n        Spare kits and maintenance references keep downtime low.\n      <\/p>\n    <\/article>\n  <\/div>\n\n  <div class=\"cta\">\n    <a href=\"#\" class=\"btn-enquiry popmake-757\">Talk to an Engineer<\/a>\n  <\/div>\n<\/section>\n<!-- ===== Schema Injection at Page End ===== -->\n<script type=\"application\/ld+json\">\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"TechArticle\",\n  \"headline\": \"PV Combiner Box \u2014 Models, Applications & Engineering Guide\",\n  \"description\": \"Comprehensive guide to solar PV combiner boxes: models, wiring topologies, applications, materials, checklists, and FAQs. Covers HS disconnector and HD breaker series with specs, use cases, and IEC standards.\",\n  \"mainEntityOfPage\": {\n    \"@type\": \"WebPage\",\n    \"@id\": \"https:\/\/cnkuangya.com\/pv-combiner-box\/\"\n  },\n  \"author\": {\n    \"@type\": \"Organization\",\n    \"name\": \"Kuangya Electrical\"\n  },\n  \"publisher\": {\n    \"@type\": \"Organization\",\n    \"name\": \"Kuangya Electrical\",\n    \"logo\": {\n      \"@type\": \"ImageObject\",\n      \"url\": \"https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/08\/logo.png\"\n    }\n  },\n  \"inLanguage\": \"en\"\n}\n<\/script>\n\n<script type=\"application\/ld+json\">\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"ItemList\",\n  \"name\": \"PV Combiner Box Models\",\n  \"itemListElement\": [\n    {\"@type\":\"ListItem\",\"position\":1,\"url\":\"https:\/\/cnkuangya.com\/product\/pv-combiner-box-1-in-1-out-1000vdc\/\",\"name\":\"HS-1\/1 \u2014 PV Combiner Box 1 in 1 out\"},\n    {\"@type\":\"ListItem\",\"position\":2,\"url\":\"https:\/\/cnkuangya.com\/product\/pv-combiner-box-2-in-1-out-1000vdc\/\",\"name\":\"HS-2\/1 \u2014 PV Combiner Box 2 in 1 out\"},\n    {\"@type\":\"ListItem\",\"position\":3,\"url\":\"https:\/\/cnkuangya.com\/product\/pv-combiner-box-3-in-1-out\/\",\"name\":\"HS-3\/1 \u2014 PV Combiner Box 3 in 1 out\"},\n    {\"@type\":\"ListItem\",\"position\":4,\"url\":\"https:\/\/cnkuangya.com\/product\/pv-combiner-box-2-in-2-out\/\",\"name\":\"HS-2\/2 \u2014 PV Combiner Box 2 in 2 out\"},\n    {\"@type\":\"ListItem\",\"position\":5,\"url\":\"https:\/\/cnkuangya.com\/product\/pv-combiner-box-4-in-2-out\/\",\"name\":\"HS-4\/2 \u2014 PV Combiner Box 4 in 2 out\"},\n    {\"@type\":\"ListItem\",\"position\":6,\"url\":\"https:\/\/cnkuangya.com\/product\/pv-combiner-box-6-in-2-out\/\",\"name\":\"HS-6\/2 \u2014 PV Combiner Box 6 in 2 out\"},\n    {\"@type\":\"ListItem\",\"position\":7,\"url\":\"https:\/\/cnkuangya.com\/product\/1-string-pv-combiner-box\/\",\"name\":\"HD-1\/1 \u2014 1 String PV Combiner Box\"},\n    {\"@type\":\"ListItem\",\"position\":8,\"url\":\"https:\/\/cnkuangya.com\/product\/2-string-pv-combiner-box\/\",\"name\":\"HD-2\/1 \u2014 2 String PV Combiner Box\"},\n    {\"@type\":\"ListItem\",\"position\":9,\"url\":\"https:\/\/cnkuangya.com\/product\/3-string-pv-combiner-box\/\",\"name\":\"HD-3\/1 \u2014 3 String PV Combiner Box\"},\n    {\"@type\":\"ListItem\",\"position\":10,\"url\":\"https:\/\/cnkuangya.com\/product\/dual-string-pv-combiner-box\/\",\"name\":\"HD-2\/2 \u2014 Dual String PV Combiner Box\"},\n    {\"@type\":\"ListItem\",\"position\":11,\"url\":\"https:\/\/cnkuangya.com\/product\/4-string-pv-combiner-box-dual-outputs\/\",\"name\":\"HD-4\/2 \u2014 4 String PV Combiner Box\"},\n    {\"@type\":\"ListItem\",\"position\":12,\"url\":\"https:\/\/cnkuangya.com\/product\/6-string-pv-combiner-box\/\",\"name\":\"HD-6\/2 \u2014 6 String PV Combiner Box\"}\n  ]\n}\n<\/script>\n\n<script type=\"application\/ld+json\">\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"FAQPage\",\n  \"mainEntity\": [\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What does a PV combiner box actually combine?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"It merges multiple DC strings into one or two protected outputs. 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Intervals may vary with environment such as dust, humidity, and temperature cycles.\"\n      }\n    }\n  ]\n}\n<\/script>\n<\/div><\/div><\/div>\n<\/div><\/div>\n","protected":false},"excerpt":{"rendered":"<p>PV Combiner Box for Solar Systems Engineered for ESS, EV Charging, and Commercial Solar \u2014Safe, Reliable, and Efficient DC Power Integration. \ud83d\udd12 IEC &amp; CE Certified \u26a1 Up to 1000VDC\ud83c\udfed OEM\/ODM Support \ud83c\udf0d Global Export Ready Get Quote See Models Product Grid Wiring Topologies PV combiner box topologies vary with inverter count, DC run length, [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-711","page","type-page","status-publish","hentry"],"blocksy_meta":{"has_hero_section":"disabled","styles_descriptor":{"styles":{"desktop":"","tablet":"","mobile":""},"google_fonts":[],"version":6}},"_links":{"self":[{"href":"https:\/\/cnkuangya.com\/ar\/wp-json\/wp\/v2\/pages\/711","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cnkuangya.com\/ar\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/cnkuangya.com\/ar\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/cnkuangya.com\/ar\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/cnkuangya.com\/ar\/wp-json\/wp\/v2\/comments?post=711"}],"version-history":[{"count":15,"href":"https:\/\/cnkuangya.com\/ar\/wp-json\/wp\/v2\/pages\/711\/revisions"}],"predecessor-version":[{"id":2300,"href":"https:\/\/cnkuangya.com\/ar\/wp-json\/wp\/v2\/pages\/711\/revisions\/2300"}],"wp:attachment":[{"href":"https:\/\/cnkuangya.com\/ar\/wp-json\/wp\/v2\/media?parent=711"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}