Feature:1. VERSATILE FUNCTIONALITY: Miniature circuit breaker preserves distribution equipment from overload and short circuit damage, control and isolate, and extend the service life of solar systems.2. FINE CRAFTSMANSHIP: Equipped with the most reliable DC components, protecting the circuit breaker to the fullest, and its transparent cover allows for easy inspection of the status of circuit breaker.3. IP65 WATERPROOF: This isolator switch allows for both indoor and outdoor installation, built in DC switch equipment can effectively preserve against adverse weather and environmental conditions.4. EASY INSTALLATION: The DC500V circuit breaker box is installed between the solar panel and the solar inverter, allowing for quick and safe installation.5. WIDE APPLICATION: This miniature circuit breaker is suitable for grid connected and off grid solar panel systems, solar power generation systems, photovoltaic arrays, and RV solar systems.Specification:Item Type: DC Circuit BreakerMaterial: Polycarbonate, ABSMaximum Voltage: 500VProtection Grade: IP65Cable Input Port: 4Output Cable Sealed Sleeve: 4DC Circuit Breaker:Rated Insulation Voltage (Ui): 500VMaximum Working Voltage (Ucpv): 500VRated Working Voltage: 500V.Package List:1 x DC Circuit Breaker4 x Connector (2 x Male, 2 x Female)4 x Core4 x Screw4 x Anchor1 x Wrench1 x User Manual