The 6752-12 series circuit breaker is a 2-1/2 to 65 amp, single phase, ambient compensated circuit breaker. This thermal-magnetic circuit breakers are designed and manufactured to meet the more stringent military standards of modern aircraft electrical systems. The interrupting capacity, vibration resistance, and longer cycling life of the 6752-12 series exceed previous military standards. In addition, the 6752-12 series provide ambient compensation, fault coordination of all ratings, and an option for auxiliary circuits.This part (EDMO# 6752-12-50) is a 50 amp circuit breaker.Hardware included.