ABB ST201M-D3

The ABB ST201M-D3 is a reliable miniature circuit breaker designed for single-pole applications, rated at 3 amps and suitable for 480Y/277V AC systems. Part of the ST200M series, this device features a D-curve trip characteristic and offers a breaking capacity of 10 kAIC, making it solid protection for your electrical setups. You'll often find it used as a supplemental protector, meeting UL 1077 and CSA 22.2 standards. This piece of gear—sometimes called by its alternate numbers like 016779016746—is a solid choice when you need dependable circuit control without fuss. Distributed by BSP Automation, it’s a go-to component for professionals seeking quality and performance.