Eaton faz series miniature circuit breakers c type 3 pole eaton 278873 this 3 pole c type miniature circuit breaker from the eaton faz series is ideal for use where operational current peaks and other surges occur that must not lead to tripping it is particularly suitable for use with switchgear in industrial and advanced commercial operations eaton 278873 faz c163 miniature circuit breaker 16a c type tp 15ka