Seasonal Sale Square D MJA36600 – 600A 3 Pole Molded Case Circuit Breaker

Engineered for maximum reliability, the MJA36600 is a 600A PowerPacT M-Frame circuit breaker with an ET 1.0 electronic trip unit. This technology delivers highly accurate long-time and instantaneous (LI) protection. Featuring an I-Line connection, it installs easily into compatible Square D panelboards. It also provides a seamless upgrade path for legacy MA and MH frames. Boasting a 65kAIC rating at 480VAC, this unit offers superior current-limiting performance for industrial environments.