Feature: 1. Easy Installation: 500V solar photovoltaic DC combiner box, installed between solar panels and solar inverters, can achieve faster and safer installation. 2. Various Protection: Protection includes overvoltage, overload, and lightning protection functions, enabling remote communication and extending the working life of solar systems. 3. Good Craftsmanship: Equipped with the most reliable DC components, it maximizes the protection of our photovoltaic DC isolation switch, and the transparent cover also facilitates checking the status of the circuit breaker. 4. IP65 Waterproof: The isolation switch allows indoor and outdoor installation, with built in DC switchgear that can effectively protecting against harsh weather and environmental conditions. 5. Wide Application: Suitable for photovoltaic solar panel grid connected systems and solar off grid systems, solar power generation systems. Household, RV, etc. Specification: Item Type: Circuit Breaker Model: HA 4WAY Material: PC Protection Level: IP65 Waterproof Joint Specification: M18. Package List: 1 x Circuit Breaker5 x Waterproof Connector3 x Waterproof Plug8 x Washer4 x Installation Screw4 x Wall Plug5 x Joint Terminal1 x Tape