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PV Combiner Box 2 in 1 out 1000VDC | HS Series with Fuse, SPD & Switch
(1) PV combiner box 2 in 1 out for 1000VDC PV arrays.
(2) Integrated DC fuse + Type 2 SPD + DC switch disconnector for dual string input protection and isolation.
(3) Rugged IP65 / IK09 PC enclosure, wall-mounted, with PG cable glands 2.5–16 mm².
HS Series — PV Combiner Box 2 in 1 out 1000VDC
The HS Series pv combiner box 2 in 1 out is designed for small photovoltaic systems requiring dual string input protection with surge suppression and safe isolation. It integrates a
DC fuse, a Type 2 SPD, and a DC switch disconnector.
Its outdoor-ready PC enclosure (IP65, IK09) ensures reliable operation in harsh environments.
See the full range on the PV Combiner Box landing page, or learn more about our production on the
manufacturer page. For breaker-equipped alternatives, check DC breakers. For OEM inquiries, contact us.
Key Features
- Topology: 2 in 1 out (dual PV strings combined to 1 output)
- System Voltage: 1000V DC
- Protection Set: 10×38 mm DC fuses (typ. 16 A each), Type 2 SPD (40 kA), DC switch disconnector (32 A)
- Enclosure: Polycarbonate, IP65 ingress & IK09 impact protection
- Wiring: PG09 input & PG21 output cable glands; 2.5–16 mm² conductors
- Standards: SPD tested to
IEC/EN 61643-31;
compliant with CE harmonised standards
and UL requirements (where applicable).
Technical Specifications
| Specification | Value |
|---|---|
| Series | HS |
| Input / Output | 2 in / 1 out (2 strings combined) |
| Max System Voltage | 1000V DC |
| Max DC Short-Circuit Current (per input) | 16 A (configurable) |
| Max Output Current | 32 A |
| Surge Protective Device | Type 2 SPD, 40 kA, IEC/EN 61643-31 |
| Fuse | 2 × 10×38 mm DC fuses, typ. 16 A, LED indicator optional |
| Switch Disconnector | DC switch disconnector, 32 A, 1200V insulation |
| Enclosure | PC |
| Protection Rating | IP65 |
| Impact Resistance | IK09 |
| Dimensions (W×H×D) | approx. 240 × 220 × 110 mm |
| Cable Entries | PG09 (inputs), PG21 (output) |
| Conductor Size | 2.5–16 mm² |
| Operating Temperature | −20 ℃ ~ +60 ℃ |
| Humidity | ≤ 99% |
| Altitude | ≤ 2000 m |
| Installation | Wall mounting |
Wiring Diagram
Applications
- Residential PV arrays with dual strings
- Small commercial PV systems requiring 2 input protection
- Outdoor PV installations needing IP65 / IK09 enclosures
Related components: DC Fuse, DC SPD, DC Switch Disconnector, DC Breaker.
FAQ
What is a pv combiner box 2 in 1 out?
It is a combiner box for two PV strings combined into a single output, integrating fuses, Type 2 SPD and a DC switch disconnector. See the PV Combiner Box landing page for more models.
How does it protect dual PV strings?
Each string has its own DC fuse, plus a shared SPD and switch disconnector for isolation and surge protection.
What cable sizes are supported?
PG09 input and PG21 output glands support 2.5–16 mm² conductors.
Where can I get OEM/pricing info?
Contact us for quotations and visit our manufacturer page for OEM details.
Request a Quote
Provide your PV string ratings and we’ll configure fuses & glands accordingly. Get a quotation →
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