Features Easy Installation: Facilitate faster and safer installation between solar panels and inverters with this 500V solar photovoltaic DC combiner box. Various : Features overvoltage, overload, and functions, enhancing remote communication and extending the working life of solar systems. Good Craftsmanship: Equipped with reliable DC components, maximizing the of the photovoltaic DC isolation switch, with a transparent cover for easy status checks. IP65 Waterproof: Allows indoor and outdoor installation, offering effective against harsh weather and environmental conditions. Wide Application: Suitable for photovoltaic solar panel grid connected systems, solar off grid systems, solar power generation systems, household, RV, etc. Specification: Item Type: Circuit Breaker Model: HA 4WAY Material: PC Maximum Voltage: DC 500V Level: IP65 Waterproof Joint Specification: M18 Rated Insulation Voltage Ui: DC 500V Maximum Working Voltage Ucpv: DC 500V Rated Working Voltage: DC 500V Package List: 1 x Circuit Breaker 5 x Waterproof Connector 3 x Waterproof Plug 8 x Washer 4 x Installation Screw 4 x Wall Plug 5 x Joint Terminal 1 x Tape Package List 1 x Circuit Breaker 5 x Waterproof Connector 3 x Waterproof Plug 8 x Washer 4 x Installation Screw 4 x Wall Plug 5 x Joint Terminal 1 x Tape