ABB ST201M-K20

The ABB ST201M-K20 is a reliable miniature circuit breaker designed for single-pole applications, with a 20-amp rating and compatibility with 480Y/277V AC systems. Featuring a K-curve trip characteristic, this breaker is built to handle typical inrush currents without unnecessary trips, making it a solid choice for supplemental protection in various electrical setups. Rated for 10 kA interrupting capacity, it meets key safety standards like UL 1077 and CSA 22.2, ensuring dependable performance under fault conditions. Distributed through BSP Automation, the ST201M-K20 offers a dependable solution for managing circuit protection “in the field” with confidence and ease.