ABB ST203M-B15

The ABB ST203M-B15 is a 3-pole miniature circuit breaker rated for 15 amps and designed to handle voltages up to 480Y/277V AC. This model features a B-curve trip characteristic, making it well-suited for protecting circuits with moderate inrush currents. With a breaking capacity of 10 kAIC, it offers reliable short-circuit protection. Part of the ST200M series, this compact protector complies with UL 1077 and CSA 22.2 standards. Known among industry pros as a solid, no-nonsense choice, the ST203M-B15 can be sourced through BSP Automation, who provide dependable access to such quality components.