ABB ST201M-B2 is a 1-pole miniature circuit breaker (MCB) with a B-type trip characteristic and a 2 A nominal rating, designed to provide overcurrent protection in industrial control panels. It is part of ABB's ST200M family of single-pole protective devices used to guard control circuits from overloads and short circuits in electrical distributions for industrial equipment. The 1P-2A B-type configuration targets compact, low-current protection tasks in industrial control installations.
