ABB S271K1A Molded Case Circuit Breaker is a single‑pole molded‑case circuit breaker (MCCB) designed to protect low‑voltage circuits in electrical panels. Rated for 480 V and 1 A, it provides overload and short‑circuit protection for distribution or control circuits within panel enclosures. As part of ABB’s low‑voltage MCCB lineup, this compact device offers reliable trip performance in space‑constrained panel installations.
