DescriptionThis item is a high Amp switchable flush-mount circuit breaker, which is mainly used in ships, to prevent excessive current, the protection of electrical appliances.Features- Interrupt Capacity: 3000A @ 48 Vdc. - Housing is thermalplastic UL rated 94V0. - and dust proof at IP67 grade. - Operating Temperature: -32 to 82 C (-25 to 180 F). - StorageTemperature: -34 to 149 C (-30 to 300 F). - Meet S.A.E. J1625, J1171, UL1500 (Ignition Protected). - Surface Mount, protective stud insulator included. - Mainly used in ships, electric current overload protection car. - To prevent excessive current, the protection of electrical appliances.Operation method: Switch type power socket: convenient operation, circuit breaker, don't tear down, as long as click on their own disconnect to normal use, put off above the red button.