Fuji Electric CP31E 3WDC circuit breaker is a 1-pole protective device rated at 3 A, and it includes an auxiliary switch. The CP31E designation indicates a DC-capable configuration, providing overcurrent protection for DC circuits while offering a built-in auxiliary contact for signaling or interconnection in control wiring. This combination of protection and signaling in a single package supports panel installations that require reliable DC protection with status indication.
