ABB ST201M-D15

The ABB ST201M-D15 is a 1-pole miniature circuit breaker designed to handle 15 amps at 480Y/277V AC. Part of the ST200M series, this device features a D-curve trip characteristic and offers a breaking capacity of 10 kAIC, making it a reliable choice for supplemental circuit protection. Compact and robust, it’s perfect for applications where space is tight but dependable protection is a must. You might hear it casually called a “mini breaker” on the floor. Distributed by BSP Automation, this circuit breaker meets key safety standards like UL 1077 and CSA 22.2, ensuring it delivers solid performance in demanding environments.