ABB ST201M-B40

The ABB ST201M-B40 is a reliable 1-pole miniature circuit breaker designed to handle 40 amps at 480Y/277V AC. Part of the ST200M Series, this breaker features a B-curve trip characteristic, making it well-suited for protecting circuits with moderate inrush currents. It offers a 10 kA interrupting capacity, ensuring solid protection against short circuits. Known in some circles as the “ST201M-B40,” and also referenced by the number 016779017989, this component is a solid choice for supplemental circuit protection. You can find this product conveniently available through BSP Automation, known for supplying quality industrial components.
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