ABB SU203M-K8 is a 3-pole miniature circuit breaker from the System pro M compact family, rated for 8 A with a 10 kA short-circuit breaking capacity, intended for branch-circuit protection up to 480Y/277 V AC and 96 V DC. The device uses a K-characteristic curve (Type K) for its trip behavior and is UL489-compliant. The ABB order code is 2CDS273337R0407, and the unit weighs approximately 0.375 kg per piece. Common applications include protection of branch circuits in distribution boards and industrial control panels.
