Load center, QO, 1 phase, 1 spaces, 1 circuit, 30A convertible main lugs, NEMA1, surface cover, UL

QO and QOB one, two and three pole thermal magnetic circuit breakers provide overcurrent protection and switching on ac and dc systems. These circuit breakers have an overcenter, trip-free toggle mechanism with quick-make, quickbreak action and positive handle indication They also have VisiTrip trip indication, which provides a visual indication that the circuit breaker has tripped and interrupted the circuit. This QO mini circuit breaker handle clamp accessory provides a means of holding one pole QO circuit brakers in the ON or OFF position.