The Siemens/ITE JXD63S400A Circuit Breaker is a high-performance protection device designed for electrical systems requiring reliable and efficient circuit protection. With a maximum amperage of 400A and voltage rating of 600V, this standard circuit breaker is suitable for various industrial and commercial applications. Made of durable copper material, this three-pole circuit breaker weighs 18.0 pounds and comes in its original packaging, ready for installation. The Siemens brand ensures quality and reliability in the field of electrical equipment and supplies.