ABB ST203M-C15

The ABB ST203M-C15 is a reliable 3-pole miniature circuit breaker designed to handle up to 15 amps at 480Y/277V AC. This device features a C-curve trip characteristic, making it well-suited for protecting circuits with moderate inrush currents, like motors or transformers, while ensuring quick response to short circuits. With a breaking capacity of 10 kAIC, it provides solid protection against overloads and faults. Part of the ST200M series, this breaker meets key safety standards such as UL 1077 and CSA 22.2. You can find the ST203M-C15 available through BSP Automation, your go-to source for quality industrial components. This breaker is a real workhorse—perfect for keeping your electrical systems running smoothly and safely.