Seasonal Sale Siemens / ITE KM3B500 – 500A 3 Pole Molded Case Circuit Breaker

Operating as a high-capacity safeguard, this 500A thermal-magnetic breaker is tailored for industrial 3-phase systems. It provides reliable LI protection functions to maintain stability across 600VAC commercial networks. This component mounts into older ITE panelboards. Choosing this legacy frame ensures a perfect physical fit, eliminating the downtime and expense of installing the LXD63B500 retrofit adapter kit. An interchangeable trip unit highlights its industrial-grade construction.