Siemens LXD63B450 – 450A 3 Pole Molded Case Circuit Breaker While Supplies Last

Engineered for commercial and industrial applications, the Siemens LXD63B450 is a 3-pole, 450A molded case circuit breaker from the Sentron family. It installs into Siemens panelboards, switchboards, and motor control centers, delivering robust power distribution and equipment protection. Rated for 35 kAIC at 480VAC, this LD frame unit features a non-interchangeable thermal-magnetic trip unit with adjustable magnetic settings. It is reverse feed rated and HACR certified for versatile use.