Square D MA36500 – 500A 3 Pole Molded Case Circuit Breaker Trusted Brand

Operating as a high-capacity overcurrent device, this 500A molded case circuit breaker is designed for commercial and industrial facilities. It provides reliable long-time and instantaneous (LI) protection for critical electrical distribution networks. The unit utilizes an I-Line plug-on connection, making it compatible with Square D switchboards and panelboards. As part of the legacy M-Frame family, it can be seamlessly upgraded to the newer MGA36500 model when required.