The ABB ST201M-C10NA is a compact miniature circuit breaker designed for single-pole applications, rated at 10 amps and suitable for 480Y/277V AC systems. This breaker features a C-curve trip characteristic, making it ideal for protecting circuits with moderate inrush currents. With a 10 kA interrupting capacity, it provides reliable short-circuit protection within the ST200M Series of supplemental protectors. It also includes a neutral connection for enhanced functionality. Distributed by BSP Automation, this breaker meets UL 1077 and CSA 22.2 safety standards, ensuring trustworthy performance in your electrical setup. In the industry, you might hear folks casually call it the “ST201” when referring to this rugged little device.