The CARLING TECHNOLOGIES part CA2-B0-34-620-121-C is a high-quality circuit breaker that operates on a hydraulic magnetic system. Featuring a 2-pole design, it offers excellent protection for electrical circuits. With a current rating of 20A, it is capable of handling heavy electrical loads. This circuit breaker is designed to work efficiently in high-voltage environments, with a voltage rating of 277VAC/480VAC. It offers reliable and consistent performance, ensuring the safety and smooth operation of your electrical systems.