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HS-4/2 PV Combiner Box
PV combiner box 4 in 2 out 1000VDC, compact and efficient for dual-output PV systems.
Built with gPV fuses, Type II SPD, and DC switch disconnector for reliable circuit protection.
Suitable for commercial rooftops, residential arrays, ESS storage, and EV charging stations
Overview
The Kuangya HS-4/2 is a pv combiner box 4 in 2 out rated for 1000VDC.
It combines four PV input strings and distributes them into two protected outputs.
This design improves flexibility for dual inverters or split PV systems, while ensuring robust safety with integrated fuses, surge protection, and a switch disconnector.
Main Features
- Configuration: 4 input 2 output pv combiner box for medium-scale PV arrays.
- Integrated devices: gPV fuses, Type II SPD, and switch disconnector.
- Durable IP65 outdoor-rated enclosure with UV resistance.
- Applicable for commercial rooftops, residential PV systems, ESS projects, and EV solar charging.
- Standards: IEC 60947-3, IEC 61643-31, CE compliant.
Specifications
| Model | HS-4/2 |
| Input / Output | 4 in 2 out |
| Rated Voltage | 1000VDC (also compatible with 600VDC) |
| Fuse | gPV, 15–30A per string |
| Surge Protection | Type II SPD, Uc 1000VDC |
| Switch Disconnector | 32A, 1000VDC |
| Enclosure | PC+ABS, IP65 |
| Standards | IEC 60947-3 / IEC 61643-31 / CE |
Applications
This pv combiner box 4 in 2 out is widely applied in
commercial rooftop solar,
residential systems,
energy storage projects, and
EV charging infrastructures.
It ensures safe and durable performance in medium-sized PV installations.
Wiring Diagram
FAQ
Q1: What is the advantage of the HS-4/2 design?
A1: It allows four PV strings to be safely combined and distributed into two outputs, suitable for dual inverter systems.
Q2: Is it suitable for commercial rooftops?
A2: Yes, this pv combiner box 4 in 2 out is often applied in commercial rooftop solar projects requiring dual outputs.
Q3: What surge protection is included?
A3: A pre-installed Type II SPD protects the PV system from transient voltage surges.
Q4: Can the HS-4/2 be installed outdoors?
A4: Yes, its IP65-rated enclosure ensures waterproof and dustproof performance under outdoor conditions.
Request a Quote
Contact the Kuangya sales team for datasheets, pricing, and OEM/ODM customization.
📘 Further Reading & Compliance
Related resources:
🔗 PV combiner box overview
🔗 DC gPV fuses
🔗 DC surge protection devices
🔗 DC switch disconnectors
International compliance:
🌍 IEC standards
🌍 CE certification
🌍 UL safety
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