{"product_id":"square-d-mgl26400-400a-600v-2-pole-circuit-breaker","title":"Square D MGL26400 - 400 A, 600 V, 2-Pole Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eProtect large branch circuits with precision using the Square D MGL26400—a 400 A, 600 V, 2-pole molded case circuit breaker engineered for dependable protection in panelboards and loadcenters. This device blends compact design with robust performance to safeguard your electrical distribution without sacrificing panel space.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eTwo-pole design\u003c\/strong\u003e for simultaneous isolation of both conductors, enhancing safety during disconnect and maintenance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e400 A rating at up to 600 V\u003c\/strong\u003e suitable for demanding residential, commercial, and light industrial circuits.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e delivers stable, repeatable protection for overloads and short circuits, with predictable trip behavior that helps reduce nuisance trips and downtime.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompact molded case\u003c\/strong\u003e design maximizes panel space, enabling more efficient layouts in crowded panels and switchboards.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible\u003c\/strong\u003e designed to plug into matching Square D OEM loadcenters and panelboards for straightforward installation and reliable performance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile application\u003c\/strong\u003e ideal for protecting large branch circuits, feeders, and critical loads across residential, commercial, and light industrial environments.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eKey uses and scenarios\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eMain or feeder protection in service panels and distribution panels where sizable conductors are run.\u003c\/li\u003e \u003cli\u003eProtection for motors, HVAC feeders, and other high-current equipment within commercial and light industrial facilities.\u003c\/li\u003e \u003cli\u003eRetrofit or replacement in existing Square D panelboards to maintain code-compliant circuit protection.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eTechnical snapshot\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 MGL26400\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 2\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 \u003cp\u003eChoosing the MGL26400 means selecting a trusted Square D solution that aligns with your panel infrastructure while delivering dependable protection when it matters most. Install it where reliable current-limiting and quick fault response protect both wiring and connected equipment, and keep your electrical system running smoothly with a component built for professional-grade panel environments.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355344883874,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/schnieder_and_square_d_breaker_and_panel_63aa68f1-63d2-4d1b-8c12-90cfd591b4d7.png?v=1764691419","url":"https:\/\/www.ampstate.com\/products\/square-d-mgl26400-400a-600v-2-pole-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}