The CARLING TECHNOLOGIES part CA3-B0-42-650-121-D is a reliable and high-performance circuit breaker with hydraulic magnetic technology. It features a 3-pole design, making it suitable for a wide range of electrical applications. With a durable construction and a rating of 50A, this circuit breaker can handle heavy electrical loads with ease. It has a voltage rating of 277VAC/480VAC, ensuring reliable protection and operation in various environments. Trust the CARLING TECHNOLOGIES CA3-B0-42-650-121-D circuit breaker to safeguard your electrical systems and provide uninterrupted power supply.