Product Description: The Siemens JXD62M400L is a Molded Case Circuit Breaker from the Sentron Series. It features 2 poles, 600V voltage, and a 400A amperage rating with a 35kA@480V AIC rating. This breaker uses a Feed-Thru connection and includes Thermal Magnetic protection. It is part of the JD Frame size and weighs 18 lbs.