{"product_id":"square-d-dgp36400e20-circuit-breaker","title":"Square D | DGP36400E20 | Circuit Breaker | 400A | 600V","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D DGP36400E20 circuit breaker—a purpose-built protection device engineered for demanding electrical systems. With a 400A rating and a 600V maximum, this breaker provides reliable overcurrent protection for high-demand circuits while seamlessly integrating into the Square D ecosystem.\u003c\/p\u003e \u003cp\u003eDesigned for maintenance, retrofit, and replacement projects where exact specifications matter, the DGP36400E20 helps you keep critical power feeds safe, compliant, and performing as intended. The part number itself is the best reference for compatibility, so verify fit and ratings before ordering to avoid delays or mismatches.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 400A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 600V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e DGP36400E20\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBrand\/family:\u003c\/strong\u003e Square D (Schneider Electric)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompatibility note:\u003c\/strong\u003e Confirm fit and ratings before ordering; the part number is the best reference for compatibility.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy this matters for your project\u003c\/p\u003e \u003cul\u003e \u003cli\u003eDirectly targets panels and circuits that require a 400A, 600V protection device, helping you avoid mismatched specs and potential tripping or reliability issues.\u003c\/li\u003e \u003cli\u003eFactory-certified Square D component ensures consistent performance within your existing protection scheme and panel lineup.\u003c\/li\u003e \u003cli\u003eSimple procurement with the exact part number minimizes substitutions that could affect system protection and coordination.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWho benefits most\u003c\/p\u003e \u003cul\u003e \u003cli\u003eFacilities managers, electrical contractors, and maintenance teams planning panel maintenance, retrofits, or replacements in commercial or industrial environments that rely on Square D components.\u003c\/li\u003e \u003cli\u003eProjects aimed at upgrading service capacity or replacing a failed breaker while preserving protective coordination and reliability.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003ePractical guidance for a smooth installation\u003c\/p\u003e \u003cul\u003e \u003cli\u003eDouble-check your panel labeling to confirm that 400A and 600V ratings align with the DGP36400E20 before purchase.\u003c\/li\u003e \u003cli\u003eWork with a licensed electrician to ensure safe power isolation, correct lug torque, and proper seating in the bus bar.\u003c\/li\u003e \u003cli\u003eKeep the part number accessible for future maintenance, warranty checks, and quick reference during service events.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46426489553058,"sku":"DGP36400E20","price":2010.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_16d3a2fb-5d93-424c-9206-5031ec4b178f.png?v=1765492977","url":"https:\/\/www.ampstate.com\/products\/square-d-dgp36400e20-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}