The MDJB-4B/6B DC Combiner Box is engineered to streamline solar energy systems, both grid-connected and off-grid, ensuring peak efficiency and safety. Its advanced configuration includes a dedicated high-voltage lightning arrester, DC fuse, and circuit breaker, providing essential protection against short circuits and lightning strikes. This combiner box not only safeguards your photovoltaic panels and inverters from over-voltage and over-current but also enhances system reliability and maintainability. Designed with an IP65 rating, the MDJB-4B/6B combiner box is fully equipped to withstand harsh environmental conditions, featuring waterproof, dustproof, and anti-UV properties. Model Code: MDJB-PV4/1(6/1) Rated Voltage: 500V~600V Operation: 4/6 strings in, 1 string out Protection Class: IP65, ensuring dust and water resistance Materials: Polycarbonate / ABS with UV resistance and flame retardancy DC Circuit Breaker: 63A, 500V~600V DC SPD: Max Operating Voltage 1000V, Max Discharge Current 40KA, Nominal Discharge Current 20KA DC Fuse: 15A with finger-safe touch
