{"product_id":"square-d-mga36400-400a-600v-3-pole-plug-in-circuit-breaker","title":"Square D MGA36400 - 400 A, 600 V, 3-Pole Plug-In Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Square D MGA36400 is a 400 A, 600 V, 3-Pole Plug-In Molded Case Circuit Breaker designed to deliver dependable branch circuit protection in panelboards and load centers. Built with a fast plug-in connection, it enables quick installation and simple replacement, minimizing downtime during maintenance or upgrades.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFast plug-in connection:\u003c\/strong\u003e Quick installation and effortless replacement in service panels, reducing labor time during upgrades or fault repair.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit:\u003c\/strong\u003e Provides stable, repeatable protection against overcurrent and short-circuit events, helping to guard connected equipment from damage.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e3-pole design:\u003c\/strong\u003e Balanced three-phase protection suited for commercial and light industrial electrical systems.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e400 A, 600 V rating:\u003c\/strong\u003e Handles heavy-duty branch circuits while maintaining reliable performance across demanding loads.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible:\u003c\/strong\u003e Designed to pair with matching Square D load centers and panelboards for guaranteed electrical fit and performance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication versatility:\u003c\/strong\u003e Appropriate for residential, commercial, and light industrial applications where dependable circuit protection is required.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eKey uses and scenarios\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eInstalling new panelboards or replacing aging breakers in commercial buildings, facilities, or light industrial environments.\u003c\/li\u003e \u003cli\u003eRetrofits and service upgrades where a robust, plug-in solution is preferred for minimal downtime.\u003c\/li\u003e \u003cli\u003eProtection of large-draw circuits and three-phase loads in distributed electrical systems.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eTechnical specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Square D\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e MGA36400\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage rating:\u003c\/strong\u003e 400 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 600 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting style:\u003c\/strong\u003e Plug-in\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355342033058,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-mga36400-400-a-600-v-3-pole-plug-in-circuit-breaker-794.webp?v=1788751233","url":"https:\/\/www.ampstate.com\/products\/square-d-mga36400-400a-600v-3-pole-plug-in-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}