ABB ST203M-K20




The ABB ST203M-K20 is a 3-pole miniature circuit breaker designed to handle up to 20 amps at 480Y/277V AC. Featuring a K-curve trip characteristic and a 10 kA interrupting capacity, this breaker offers reliable protection for your electrical circuits. Part of the ST200M series, it's built to meet standards like UL 1077 and CSA 22.2, ensuring trusted performance in various applications. Distributed by BSP Automation, the ST203M-K20 is a solid choice when you need compact, efficient circuit protection—perfect for keeping things running smoothly without causing any headaches.
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