ABB ST202M-K2

The ABB ST202M-K2 is a compact 2-pole miniature circuit breaker designed for reliable protection in electrical systems. This 2-amp device operates at 480Y/277V AC and features a K-curve trip characteristic, making it a solid choice for handling moderate inrush currents without nuisance trips. With a breaking capacity of 10 kAIC, it’s built to safely interrupt fault currents of up to 10,000 amps. Part of the ST200M Series, this breaker meets UL 1077 and CSA 22.2 safety standards, ensuring trustworthy supplemental protection. You can find the ST202M-K2 available through BSP Automation, who make it easy to get your hands on quality industrial components like this one. In the field, it’s often referred to as “ST202M-K2” or by its catalog number 016779021962—definitely a go-to piece for dependable circuit protection.