BB2-A0-03-630-111-C is a 2-pole hydraulic-magnetic circuit breaker from the B-Series, designed for precision operation in OEM applications. This circuit breaker features a handle actuator (A0), switch-only operation (03), and a 30A current rating (630). It is equipped with push-on 0.250 tab (Q.C.) terminals (1) and offers compact, temperature-stable performance with tongue & groove half-shell construction for extra insulation. The 2-pole configuration has maximum dimensions of 1.515 inches [38.48 mm] width. Typical applications include power supplies, medical equipment, generators, welders, control panels, and marine/military environments.