Eaton Cutler Hammer, GEB3040FFM, Eaton Series G molded case circuit breaker, EG-frame, GE, Complete breaker, Fixed thermal, fixed magnetic trip type, Three-pole, 40A, 480 Vac, 25 kAIC at 240 Vac, 18 kAIC at 415/480 Vac, Line and load end caps, Metric