This item is used for automotive, electromechanical equipment, vehicle, marine, ATV, RV, off-road, special vehicles, yachts and ships, heavy-duty and truck applications, battery chargers, car engines electrical control etc. Easy to mount in any orientation. The breaker that can be mounted without having to wrap it in tons of tape to protect it.Red circuit breaker boot insulates your circuit from shorting out by protecting it from the elements in power leads and automotive applications. Features - - Material: Thermoplastic, copper. - Size: 4.00X4.00X2.10cm/ 1.57X1.57X0.83inch. - Rated voltage: 24V (12V compatible). - Rated current: 50A. - Interruption capacity: 2.5 /12Vdc. - Reset method: manual reset. - Installation method: screw fixing. - Storage temperature -40oC (-40oF) to 125oC (260oF). - Considerate design: the circuit breaker is equipped with a shell, which can effectively protect from corrosion. - And the insulating material can reduce the risk of electric shocks for users. - Can be applied for automotive, electromechanical equipment, vehicle, marine, off-road and other vehicles. - Manual reset circuit breakers help you better control the circuit. - Never worry about blown with thermal manual reset feature. Package list: 1 x 50A circuit breaker 1 x red protector 2 x self-tapping screws 2 x terminal blocks