4 String PV Combiner Box with 4*10A Circuit Breakers for Solar Panel System

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PV Combiner Box

This 4 String PV Combiner Box is suitable for PV grid-connected and off-grid power generation systems. It converges the input of the PV array. It can support solar panel systems up to 700W in 12V systems, 1400W in 24V systems, and 2800W in 48V systems. It is simple to install, thanks to its mounting buckle that fits any surface. Your solar panel system connection will be easier as a result.

PV Combiner Box Components

This PV combiner box is equipped with a photovoltaic dedicated high-voltage lightning arrester, DC fuse, and circuit breaker to provide short circuit fault protection and lightning protection.
Photovoltaic panels and inverters can be safeguarded from damage due to over-voltage and over-current faults by using this module.
The PV combiner box optimizes the system structure, improves system reliability and maintainability, and minimizes the connection of the photovoltaic array to the inverter, all while maintaining the system at its best.

Features & Specifications

Specifations for: 4 String PV Combiner Box with 4*10A Circuit Breakers for Solar Panel System

Solar Combiner Box

Number of Max. connection solar array: 4
Max Input Voltage of single solar array: 250V
Max input current of single solar array: 10A
Max Output Voltage: 250V
Total input current of solar array: 40A
Number of circuit breaker poles: 2
Max input solar system wattage(12/24/48V): 720/1440/2880W
Circuit breaker rated current: 63A
Weight: 2kg
Size: 220*170*110mm

Do you need a combiner box for solar panels?

Yes, a combiner box is typically needed for solar panels in a photovoltaic (PV) system. A combiner box is a device that brings together the output of multiple solar panels and combines them into a single output. This is important because it allows for a more efficient and organized wiring setup. The combiner box also includes fuses or circuit breakers to protect the system from overcurrent and overvoltage situations.

The function of a PV Combiner Box

A PV combiner box is a device that combines the output of multiple solar panels into a single output. It’s typically installed between the solar panels and the charge controller or inverter. The main function of a combiner box is to:

Simplify the wiring: With multiple solar panel strings, it can be challenging to keep track of all the wires. A combiner box consolidates all the wiring in one location, making it easier to install and maintain.
Protect the system: The combiner box includes fuses or circuit breakers that protect the system from overcurrent and short circuits. It’s also designed to protect against lightning strikes and other electrical surges.
Monitor the system: Some combiner boxes include monitoring capabilities that allow you to monitor the performance of the solar panels and detect any issues with the system.

Installation Tips for a PV Combiner Box

If you’re planning to install a PV combiner box, here are some tips to keep in mind:

Choose the right size: The combiner box should be appropriately sized to accommodate the number of solar panel strings in your system.
Consider the location: The combiner box should be located in a dry, well-ventilated area that’s easily accessible for maintenance.
Follow the manufacturer’s instructions: Be sure to follow the manufacturer’s instructions carefully when installing the combiner box. Improper installation can result in electrical hazards or system failure.