Ampper DC 6V - 48V stud bolt automatic reset circuit breaker with cover for vehicle, electromechanical equipment, automotive, marine, RV, off-road, and more. Specifications: 1, Voltage: DC 6-48V. 2, Rated current: multi Amps circuit breaker available. 3, #10-32 stud bolt terminals. 4, Operating temp: -10 centigrade to 60 centigrade. 5, Can be mounted in 4 orientation. 6, Heavy duty plastic rustproof housing, red cover avoid electrical shorts and corrosion. 7, Never worry about fuse burn-out with thermal automatic reset feature. 8, Power protected when circuit is overloaded / shorting by this overcurrent circuit breaker. 9, Size: 2.1 x 1.6 x 1.6 inch. 10, 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.. Complete kits includes: 4 x Screw nuts 2 x Red cover 2 x Automatic reset circuit breaker Never worry about fuse burnout with thermal automatic reset feature, power protected when circuit is overloaded shorting by this overcurrent circuit breaker. 1032 stud bolt terminals, heavy duty plastic rustproof housing, red cover avoid electrical shorts and corrosion. Application DC 648 V, multi Amps circuit breaker available, can be mounted in 4 orientation. Used for automotive, electromechanical equipment, vehicle, marine, ATV, RV, offroad, special vehicles, yachts and ships, heavyduty and truck applications, battery chargers, car engines electrical control etc. With 4 x screw nuts to the threads, recommend professional installation.