ABB SU202M-K1 Industrial Control Relay Module

ABB SU202M-K1 is a 2-pole miniature circuit breaker in ABB’s System Pro M Compact family, delivering 1 A rated current with a K-curve trip characteristic for responsive overload protection. It is UL489-listed with a 10 kA interrupting rating, and its catalog number is 2CDS272337R0217. Designed for branch-circuit protection in low-voltage control panels, the SU202M-K1 supports up to 480Y/277 VAC and 96 V DC within the SU200M family, making it suitable for both AC and DC circuits in industrial installations. This compact device mounts on standard DIN rails and provides reliable, two-pole protection in distribution boards and automation panels.