Crafted Schneider Electric MH36400 – 400A 3 Pole Molded Case Circuit Breaker

Rated for 65kA at 480VAC, this robust M-Frame breaker supplies high-capacity thermal-magnetic protection for commercial power distribution. It mounts into Square D I-Line panelboards and switchboards, utilizing specialized plug-on line connections and load-side lugs. Often replaced by the modern MJA36400, this legacy model maintains original equipment compatibility. It includes an adjustable magnetic trip and the signature Visi-Trip indicator for rapid fault identification.