The E-T-A Engineering Technology part 4230-T120-K0CE-8A is a high-quality miniature circuit breaker with a C Curve design, suitable for DIN rail mounting. This UL1077 certified breaker is rated for use in both AC (277/480V) and DC (120V) applications, with a 2 pole configuration and an 8A current rating. Perfect for protecting electrical circuits in industrial and commercial settings, this reliable circuit breaker offers dependable overcurrent protection for a wide range of voltage inputs.