Square D BJA36040 – 40A 3 Pole Molded Case Circuit Breaker Affordable

Engineered for commercial and industrial distribution, this 40A PowerPacT B-Frame breaker provides reliable long-time and instantaneous (LI) protection. It installs into Square D I-Line panelboards and switchboards, serving as a modern upgrade for legacy FH36040 units. Featuring a robust 65kAIC rating at 480VAC, the BJA36040 includes phase ABC connections and a Visi-Trip indicator for rapid fault identification during maintenance.