Square D LA36400 – 400A 3 Pole Molded Case Circuit Breaker Same Day Shipping

Built to handle substantial electrical loads, this 400-amp molded case circuit breaker provides essential long-time and instantaneous protection for industrial facilities. It mounts seamlessly into Square D I-Line panelboards, leveraging a robust plug-on connection for secure power distribution. Equipped with a visual trip indicator and a 30kAIC rating at 480VAC, it simplifies maintenance routines. For newer switchgear designs, this legacy component is replaced by the LJA36400U31X model.