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12 String DC Combiner Box for Solar Array
4900.00 - 5500.00 USD ($)/Unit
Product Details:
- Efficiency >99% (Minimal Internal Losses)
- Input Voltage Up to 1000V DC (per input string)
- Maintenance Type Low Maintenance, Field Serviceable Fuses
- Features IP65/IP66 Weatherproof, Surge Protection Device (SPD), Individual String Fuses, Lockable Door, Transparent Inspection Window, DC Isolator Switch, Easy Wiring and Maintenance
- Product Type 12 String DC Combiner Box for Solar Array
- Material Polycarbonate/ABS (Weatherproof UV-Resistant Enclosure), Copper (Internal Busbars), Glass Reinforced Plastic
- Number of Cells 12 String Inputs
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12 String DC Combiner Box for Solar Array Price And Quantity
- 4900.00 - 5500.00 USD ($)/Unit
- 1 Unit
- Up to 15A (per string)
- 95% (non-condensing)
- IP65/IP66
- IP65/IP66, Class II insulation
- Wall / Structure bracket mounting
- MC4 Compatible Input/Output or Screw Terminals
- >10 Years (under standard operating conditions)
- Halogen-Free, Flame Retardant Cables
- Optional, available with monitoring interface
- Provided, with dedicated earth port
- UL94-V0
- Tinned Copper
- Yes, suitable for outdoor solar installations
- Type 2 DC SPD (Surge Protection Device) integrated
12 String DC Combiner Box for Solar Array Product Specifications
- 12 String Inputs
- Wall Mounted/Outdoor or Indoor
- Compact/Customized (typical for 12 String Combiner: Medium Enclosure)
- 12 String DC Combiner Box for Solar Array
- -25C to +60C
- Customer Configurable (typically input terminals accommodate 2.5mm to 16mm solar cable)
- >99% (Minimal Internal Losses)
- 6 kg (approximate)
- 500 mm x 400 mm x 180 mm (approximate)
- Up to 1000V DC (per input string)
- IP65/IP66 Weatherproof, Surge Protection Device (SPD), Individual String Fuses, Lockable Door, Transparent Inspection Window, DC Isolator Switch, Easy Wiring and Maintenance
- Polycarbonate/ABS (Weatherproof UV-Resistant Enclosure), Copper (Internal Busbars), Glass Reinforced Plastic
- 1000V DC (per String)
- Solar PV Array String Combination and Protection
- Manual Rotary DC Isolator Switch
- 1200V DC
- Suitable for PV arrays up to 1200V DC, Max combined current 200A
- Light Grey/Off-White
- Photovoltaic DC Power Distribution
- Up to 1000V DC
- Low Maintenance, Field Serviceable Fuses
- Up to 15A (per string)
- 95% (non-condensing)
- IP65/IP66
- IP65/IP66, Class II insulation
- Wall / Structure bracket mounting
- MC4 Compatible Input/Output or Screw Terminals
- >10 Years (under standard operating conditions)
- Halogen-Free, Flame Retardant Cables
- Optional, available with monitoring interface
- Provided, with dedicated earth port
- UL94-V0
- Tinned Copper
- Yes, suitable for outdoor solar installations
- Type 2 DC SPD (Surge Protection Device) integrated
12 String DC Combiner Box for Solar Array Trade Information
- 6000 Unit Per Month
- 7 Days
Product Description
Technical Specifications
| Type Designation | PVB -4 | PVB-8 | PVB-12 | PVB-16 | |||
| DC Input Voltage Range | 0~1000 | 0~1000 | 0~1000 | 0~1000 | |||
| Number of Inputs | 4 | 8 | 12 | 16 | |||
| Max. DC Current for Each String | 15A | 15A | 15A | 15A | |||
| Output Terminal Type | PG21 | PG21 | PG21 | PG21 | |||
| Relative Humidity | 0~99% | 0~99% | 0~99% | 0~99% | |||
| DC Circuit Breaker | yes | yes | yes | yes | |||
| SPD | yes | yes | yes | yes | |||
| Consumption: (standby) operation / night | 0.5-1W/0.5W | 0.5-1W/0.5W | 0.5-1W/0.5W | 0.5-1W/0.5W | |||
| Installation: indoors/outdoors (IP65 electronics) | Yes / yes | Yes / yes | Yes / yes | Yes / yes | |||
| Shell type | ABS Engineering plastics | ABS Engineering plastics | ABS Engineering plastics | ABS Engineering plastics | |||
| Weight | 10Kg | 18Kg | 22Kg | 25Kg | |||
| Optional Components* | |||||||
| Current Monitor for Each String | Option | Option | Option | Option | |||
| LCD Display | Option | Option | Option | Option | |||
| Data supervisory control | Option | Option | Option | Option | |||
Advanced Surge Protection and Safety
Integrated Type 2 DC SPD ensures the solar array is protected against transient voltage surges. Class II insulation, earth busbar, halogen-free cables, and UL94-V0 flame retardant rating offer multi-layered safety and operational reliability, even in demanding environments. This guarantees safe and resilient solar power generation.
Flexible Installation and Versatile Mounting
The box is designed for both wall and structure bracket mounting, suitable for outdoor and indoor placements. With weatherproof, UV-resistant polycarbonate/ABS construction and IP65/IP66 ingress protection, it effectively withstands humidity, dust, and extreme temperatures, ensuring longevity and consistent performance.
Efficient String Combination and Monitoring
Accommodating up to 12 string inputs, with MC4 compatible or screw terminals, the combiner simplifies wiring and monitoring. Optional string monitoring interfaces support real-time data gathering for maintenance and performance optimization, benefiting from minimal internal losses and high efficiency. String-level protection ensures system stability.
FAQs of 12 String DC Combiner Box for Solar Array:
Q: How does the 12 String DC Combiner Box enhance safety in solar installations?
A: This combiner box integrates a Type 2 DC surge protection device, individual string fuses, flame-retardant and halogen-free internal wiring, and earth busbar. These features safeguard both equipment and personnel against electrical faults, fire risks, and transient surges, delivering reliable operational safety.Q: What types of solar projects can use this DC combiner box?
A: It is suitable for photovoltaic installations requiring up to 12 DC string inputs, up to 1200V DC, and a combined current of 200A. Its IP65/IP66 weatherproof rating and UV-resistant enclosure make it ideal for outdoor or indoor solar PV arrays in residential, commercial, or industrial projects.Q: When should string monitoring be considered for a solar array combiner box?
A: String monitoring is recommended when real-time performance insights, fault detection, and preventive maintenance are priorities. The optional monitoring interface helps operators track each strings current and voltage, enabling prompt troubleshooting and maximizing system uptime for larger or critical installations.Q: Where can the combiner box be installed?
A: Designed for wall or bracket mounting, it can be installed outdoors or indoors. Its compact, customizable design and weatherproof housing withstand harsh environments, including high humidity and temperature extremes, making it suitable for rooftops, solar farms, or ground-mounted structures.Q: What is the process for wiring and connecting solar strings to the combiner box?
A: Solar strings can be connected using MC4 compatible input/output connectors or screw terminals. The box supports solar cables from 2.5mm to 16mm, offering flexible wiring options for quick and secure installation. Individual string inputs, fuses, and a dedicated earth port are provided for safe connections.Q: How does using this box benefit solar array operation and maintenance?
A: It streamlines string combination and protection, enhances system safety, and minimizes internal losses with tinned copper busbars. Features like transparent inspection window, lockable door, field-serviceable fuses, and low maintenance requirements reduce downtime, simplify management, and extend equipment lifespan.Tell us about your requirement
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ZHEJIANG SANDI ELECTRIC CO.,LTD
Contact Details
- Building 13-2 Botong Huigu, No. 66 Binhai South Four Road, Yueqing Economic Development Zone, Yueqing - 325604, Zhejiang, China
- Phone : 86-577-62776918
- Ms Carrie Lu (Foreign Trade Manager)
- Mobile : +8613175696608
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