Description

Product Description
The 5 in 5 out combiner box is designed for solar PV systems where five strings must operate independently and feed separate inputs on one or more inverters. This configuration is commonly used in larger residential or commercial systems with multiple MPPT trackers, allowing each string to perform optimally under varying conditions such as shading, tilt, or orientation differences.

By maintaining independent inputs and outputs, the combiner box minimizes mismatch losses and maximizes overall system efficiency. It is particularly useful in complex installations where different roof sections or array layouts require separate tracking.

The unit includes essential protection components for each string, such as DC fuses or circuit breakers, DC isolators, and surge protection devices. These ensure protection against overcurrent, short circuits, and voltage surges caused by lightning or switching events.

Constructed with a durable, weather resistant enclosure, the combiner box is suitable for both indoor and outdoor installations. It simplifies system wiring, improves safety, and ensures compliance with solar installation standards.

Technical Specifications

• Product Type: Solar PV combiner box
• Configuration: 5 inputs 5 outputs
• Application: Five string systems with independent MPPT inputs
• Rated Voltage: Typically up to 600 V or 1000 V DC depending on model
• Rated Current: Typically 10 A to 32 A per string
• Input Channels: 5 independent PV string inputs
• Output Channels: 5 independent DC outputs to inverter
• Protection Components per String:
  • DC fuse or circuit breaker
  • DC isolator switch
  • Surge protection device SPD Type 2
• Overcurrent Protection: Yes per string
• Surge Protection: Yes lightning and transient protection
• Isolation: Individual DC disconnect switches per string
• Enclosure Material: ABS plastic or powder coated metal
• Protection Rating: IP65 suitable for outdoor installation
• Operating Temperature Range: Approximately minus 25 degrees C to 60 degrees C
• Cable Entry: Multiple cable glands for PV and output wiring
• Mounting Type: Wall mounted
• Compliance: IEC standards for solar PV systems
• Installation Type: Indoor or outdoor installation
• Application:
  • Large residential solar systems
  • Commercial PV installations
  • Multi array systems with varied orientations
• Key Features:
  • Independent string protection and control
  • Improved system efficiency and performance
  • Integrated DC safety components
  • Durable weather resistant enclosure
  • Simplified installation and cable management