1SYS271012R0405

The ABB 1SYS271012R0405 (SB201M-B40) is a high-quality single-pole miniature circuit breaker designed to provide reliable protection against electrical overloads and short circuits. Manufactured by ABB, this MCB belongs to the System pro M compact SB200M series and features a rated current of 40A, B-curve tripping characteristics, and a rated short-circuit breaking capacity of 10kA. It incorporates a thermal tripping mechanism for overload protection and an electromagnetic tripping mechanism for short-circuit protection, helping safeguard electrical wiring, distribution circuits, and connected equipment against damaging fault currents.