Square D LHP36400MB – 400A 3 Pole Molded Case Circuit Breaker Clearance

Built for commercial and industrial power distribution, the Square D LHP36400MB is a 3-pole, 400A molded case circuit breaker. It delivers robust performance with a 35kAIC rating at 480VAC. Designed as a unit-mount breaker, it integrates easily into Square D switchboards, enclosures, and motor control centers. This legacy L-Frame model is ideal for maintaining existing infrastructure and is officially replaced by the LGL36400U31X. It includes fixed thermal-magnetic trip functions (LI).