Features Multi-Function: Versatile PV Combiner Box suitable for grid connected or off-grid solar power generation systems, ensuring reliable and safe operation. Enhanced Safety: Equipped with a 15A fuse, fuse box, and a 63A circuit breaker arrester for lightning protection, guaranteeing safe usage with an IP65 waterproof grade outdoor circuit breaker box. Easy Installation: Convenient mounting buckle, compatible with any brand of solar panel, and includes solar connector and tool password security lock for hassle-free setup. Wide Application: Perfect for outdoor installation, suitable for RV solar systems, 12V, 24V, 36V, 48VDC photovoltaic solar energy, and more. Ideal Replacement: Effortlessly replace old and damaged parts with this efficient PV Combiner Box. Specification: Item Type: PV Combiner Box Material: PC Connect PV Arrays: 4 (maximum) Input Current of Single Photovoltaic Array: 15A (maximum) Total Input Current of Photovoltaic Array: 60A Maximum Input Voltage of Single Photovoltaic Array: 250V Total Maximum Input Voltage of Photovoltaic Array: 1000V Protection Grade: IP65 Working Ambient Temperature: - 30 ℃ to +70 ℃ Relative Humidity: 0 to 95% Cooling Mode: Natural cooling Surge Lightning Protection: Yes Package List: 1 x PV Combiner Box Package List 1 x PV Combiner Box