High Quality Low Voltage DC Solar Photovoltaic Combiner Box

PV combiner box is used to bring together the output DC current of the PV array. It will combine the same solar panels which in series to form a PV array, supporting the use of photovoltaic grid connected inverter, so as to constitute a complete photovoltaic system, with the city electric grid. By using PV array combiner box, according to the input voltage of the inverter, Clients can connect a fixed number of similar PV modules to form a PV array. Then different strings of PV array can be converged into the PV array string box. After that, together with lightning arresters and circuit breakers, it is connecting to the inverter to reduce the system installation time and increase the system safety.

1. Efficient DC Convergence & System Integration

This PV combiner box efficiently aggregates the DC output from multiple PV array strings, enabling orderly convergence of solar panel currents. It works perfectly with grid-connected photovoltaic inverters to form a complete PV system, greatly simplifying the circuit structure and improving overall system efficiency.

2. Flexible & Standardized Module Configuration

It supports flexible configuration of a fixed number of PV modules based on inverter input voltage requirements. Users can easily combine series and parallel strings to match different system designs, providing strong adaptability for various photovoltaic power station projects.

3. Comprehensive Safety Protection Design

Equipped with built-in lightning arresters and high-quality circuit breakers, the combiner box provides full protection against lightning surges, overloads and short circuits. It effectively safeguards key equipment and enhances the operational safety and stability of the entire photovoltaic system.

1. Residential Photovoltaic Power Generation Systems

Suitable for household rooftop PV systems, it converges DC current from solar panel arrays and connects with grid-connected inverters. It simplifies wiring, improves safety, and helps residential systems stably connect to the municipal power grid efficiently.

2. Commercial & Industrial Solar Plants

Widely used in factory roofs, commercial building photovoltaics and large industrial solar projects. It integrates multiple PV string currents, matches with high-power inverters, and ensures stable and safe operation of medium and large-scale PV power generation systems.

3. Large-Scale Ground Photovoltaic Power Stations

Ideal for ground-mounted solar power stations, where it centrally converges numerous PV array strings. Equipped with lightning protection and circuit breakers, it effectively reduces construction complexity and enhances system reliability in outdoor environments.

Q: How do you ensure that the product quality meets the standards?

A: Each product export will go through Visual & Dimensional Inspection, Temperature Rise Test, Mechanical Operation Test, Sealing Test, Vibration Test, Shock Test and striker Test.

Q: Why should I choose your company?

A: Superior quality, low price, professional technical team, rich experience, timely delivery time, excellent after-sales service, and good reputation.

Q: How long will it take for me to receive the quotation?

A: For customized products, we will provide a quotation within 48 hours after you provide the required product details, as we need time to calculate costs, but we will provide a quotation as soon as possible.

Q: Our products and packaging can be printed customer's brand?

A: Yes, just need customer's certification of distribution.

Q: We only need some products inner parts/components, could you sell that?

A: Yes, we can.