Westinghouse Miniature Circuit Breaker, 20A Single Pole, C Curve, UL 489 Certified

Westinghouse UL 489 Certified, One Pole, C-Curve Miniature Circuit Breaker (MCB) rated for 20 Amp, 10kAIC at 277V AC with a direct current rating of 60V DC. Westinghouse breakers are current limiting, designed to interrupt short circuit faults within the first half of the AC cycle, compared to conventional breakers which require 1 to 2 half cycles for interruption. Westinghouse breakers are designed to fit standard 35mm DIN rails or directly mounted to control panels. Our mini circuit breakers meet UL 489 certification requirements and are approved to serve as primary branch circuit protection in the US and Canada.