Siemens HLXD63B450 – 450A 3 Pole Molded Case Circuit Breaker One Day Deal

Designed for heavy-duty power distribution, the Siemens HLXD63B450 offers 450 amps of reliable thermal-magnetic protection. It features a non-interchangeable trip unit with fixed thermal and adjustable magnetic settings, providing precise LI defense. This unit mount MCCB fits into Siemens P4 and P5 panelboards, Sentron switchboards, and standalone enclosures. It requires separate lug kits, giving installers flexibility for their specific wire requirements. It boasts a 65 kAIC rating at 480VAC.