Eaton / Cutler-Hammer BR140 – 40A 1 Pole Miniature Circuit Breaker Low Price

Handling demanding single-phase loads, this 40-amp module provides essential overload and short-circuit mitigation for modern electrical systems. The trip-free mechanism ensures contacts open under fault conditions even if the handle is held ON. Installation is straightforward across multiple panel brands. It fits into Eaton BR, Westinghouse, Bryant, and Challenger load centers, acting as a substitute for the C140. Standard 10kAIC interrupting capacity meets residential code requirements.