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HD-4/2 PV Combiner Box
4 string PV combiner box 1000VDC, compact design for dual-output solar systems.
Integrated gPV fuses, SPD, and DC breaker for secure and efficient power distribution.
Suitable for ground-mounted PV, commercial rooftops, ESS storage, and EV charging.
Overview
The Kuangya HD-4/2 is a 4 string pv combiner box with dual outputs, engineered for 1000VDC solar applications.
It merges four PV input strings and delivers two protected outputs, making it ideal for split inverter systems and medium-scale arrays.
Protection is delivered by gPV fuses, a Type II surge protective device, and a DC breaker.
Designed in compliance with IEC standards and CE certification, it also references UL safety requirements.
Main Features
- Dual output: 4 inputs, 2 outputs for flexible system design with dual inverters.
- Integrated protection: gPV fuses, SPD, and breaker ensure safe operation.
- Outdoor-rated: IP65 UV-resistant enclosure for commercial rooftops and ground-mounted PV farms.
- Applications: ESS battery systems, EV charging setups, and medium-scale solar arrays.
- Standards: aligned with IEC 60947, CE, and UL.
Specifications
| Model | HD-4/2 |
| Input / Output | 4 in 2 out |
| Rated Voltage | 1000VDC (supports 600VDC) |
| Fuse | gPV, 15–30A per string |
| Surge Protection | Type II SPD, Uc 1000VDC |
| DC Breaker | MCB, 32A, 1000VDC |
| Enclosure | PC+ABS, IP65 |
| Standards | IEC 60947-2 / IEC 61643-31 / CE / UL reference |
Applications
The 4 string pv combiner box is a versatile choice for ground-mounted solar systems,
commercial rooftops, and ESS battery storage.
By offering dual protected outputs, the HD-4/2 simplifies split system wiring and ensures compliance with PV combiner box guidelines.
It is also deployed in EV solar charging, supporting safe and efficient distribution.
Wiring Diagram
FAQ
Q1: What system size is the HD-4/2 suitable for?
A1: It is ideal for medium-scale solar systems with dual inverter setups.
Q2: What protection devices are included?
A2: The unit comes with gPV fuses, a Type II SPD, and a DC breaker for complete safety.
Q3: Can it be used in ESS and EV charging projects?
A3: Yes, the HD-4/2 is commonly applied in ESS integration and EV charging infrastructures.
Q4: What standards does the HD-4/2 comply with?
A4: It aligns with IEC, CE, and UL safety frameworks for international deployment.
Request a Quote
Contact the Kuangya sales team for datasheets, pricing, and OEM/ODM services.
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