ABB ST202M-Z4

The ABB ST202M-Z4 is a reliable 2-pole miniature circuit breaker designed to handle up to 4 amps with a voltage rating of 480Y/277V AC. Part of the ST200M series, this breaker features a Z-curve trip characteristic and offers a breaking capacity of 10 kAIC, making it a solid choice for supplemental protection in various electrical setups. Known by some as a “circuit buster” in the field for its dependable performance, it meets both UL 1077 and CSA 22.2 standards. You can find the ST202M-Z4 through BSP Automation, who supply it with consistent quality and service.