{"product_id":"square-d-mxf36300g-circuit-breaker","title":"Square D | MXF36300G | Circuit Breaker | 300A | 3-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eSquare D MXF36300G\u003c\/strong\u003e is a high-capacity circuit breaker crafted for demanding electrical systems. At 300A with a three-pole configuration and a 600V rating, this unit delivers reliable protection for three-phase feeders in commercial and industrial environments. Built to withstand the rigors of heavy-duty distribution, it provides precise interrupting performance to keep your equipment safe and your operation running smoothly.\u003c\/p\u003e \u003cp\u003eThis MXF36300G model is ideal for maintenance, retrofit, and replacement projects where exact specifications matter. Use it in compatible Square D panels and switchgear to maintain consistent protection and system coordination with your existing protective devices.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage\u003c\/strong\u003e: 300 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles\u003c\/strong\u003e: 3-Pole (three-phase protection)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage\u003c\/strong\u003e: 600 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType\u003c\/strong\u003e: Molded case circuit breaker, MXF family\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplications\u003c\/strong\u003e: Maintenance, retrofit, and replacement in suitable electrical distribution systems\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompatibility tip\u003c\/strong\u003e: The part number MXF36300G is the best reference for confirming fit and ratings—confirm compatibility before ordering\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy choose this MXF36300G over generic breakers? It’s engineered to integrate with Square D protection schemes, offering balanced trip characteristics across three phases and predictable performance in load centers, panels, and switchgear designed for 600V systems. This is particularly valuable in spaces where three-phase loads—such as motors, conveyors, or HVAC equipment—drive the demand for reliable protection that won’t compromise uptime.\u003c\/p\u003e \u003cp\u003ePractical tips for installation and use:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eMatch the breaker to the panel’s bus configuration and trip settings to ensure proper coordination.\u003c\/li\u003e \u003cli\u003eVerify the ratings against your system’s voltage, phase, and load requirements before replacement.\u003c\/li\u003e \u003cli\u003eKeep a spare MXF36300G on hand for planned maintenance or retrofit projects to minimize downtime.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46426205192354,"sku":"MXF36300G","price":2010.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_a085eff1-75dd-47ee-b131-4c8df8f0489b.png?v=1765492976","url":"https:\/\/www.ampstate.com\/products\/square-d-mxf36300g-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}