High Quality Square D MH36800 – 800A 3 Pole Molded Case Circuit Breaker

Built for demanding industrial applications, the MH36800 is an 800-amp, 3-pole molded case circuit breaker from Square D. It utilizes a thermal-magnetic trip unit with fixed thermal and adjustable magnetic settings to protect against overloads. Designed exclusively for Square D I-Line panelboards and switchboards, this breaker utilizes a specialized plug-on mounting style. For modern upgrades, this legacy M-frame unit is replaced by the MJA36800 electronic trip breaker. Rated 65 kAIC at 480V.