Cheap Eaton / Cutler-Hammer QCF1040 – 40A 1 Pole Miniature Circuit Breaker

Built for robust performance in OEM control panels and enclosures, the QCF1040 is a 40A miniature circuit breaker from Eaton’s Quicklag series. This single-pole device operates at 120/240VAC with a 10 kAIC interrupting rating, providing essential long-time and instantaneous trip functions. It utilizes a cable-in/cable-out connection style with standard box lugs, accommodating 14-4 AWG wire. The breaker is HACR and HID rated, making it suitable for a wide variety of specialized industrial loads.