Shop Now Siemens 3VA5450-5EF31-0AA0 – 500A 3 Pole Molded Case Circuit Breaker

Part of the Sentron 3VA5 series, the Siemens 3VA5450-5EF31-0AA0 is a 3-pole, 500A molded case circuit breaker built for commercial and industrial power distribution. This panel-mount MCCB installs into Siemens switchboards and panelboards. It serves as an exact replacement for the discontinued LXD63B500. Rated for Class M breaking capacity, it delivers 35 kAIC at 480VAC. The TM240 trip unit provides adjustable thermal and magnetic settings.