{"product_id":"square-d-mefc836ls-circuit-breaker","title":"Square D | MEFC836LS | Circuit Breaker | 800A | 3-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eSquare D MEFC836LS Circuit Breaker\u003c\/strong\u003e is your dependable, genuine protection solution for demanding electrical systems. Designed for maintenance, retrofit, and replacement projects, this 800A, 3-pole unit delivers reliable overcurrent protection at up to 600V, helping keep critical equipment and processes running smoothly.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 800A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 600V\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this breaker stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eGenuine Square D component designed to integrate seamlessly with existing Square D panels and assemblies, reducing compatibility headaches during upgrades or replacements.\u003c\/li\u003e \u003cli\u003e3-pole configuration provides robust protection for three-phase systems, making it ideal for industrial feeders, motor circuits, and power distribution panels.\u003c\/li\u003e \u003cli\u003eHigh-current rating (800A) supports demanding loads while maintaining precise tripping behavior to prevent equipment damage and downtime.\u003c\/li\u003e \u003cli\u003ePart number MEFC836LS serves as the most reliable reference for compatibility, ensuring you’re selecting the exact substitute or retrofit product your system requires.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eRetrofits and upgrades in manufacturing lines where a high-current, three-phase breaker is needed to handle heavier workloads.\u003c\/li\u003e \u003cli\u003eMaintenance replacements in service or distribution panels where matching the original specifications is critical.\u003c\/li\u003e \u003cli\u003eNew installations that require a rugged, factory-certified protection device capable of withstanding industrial operating conditions.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eInstallation notes and practical tips\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eBefore ordering, \u003cstrong\u003econfirm fit and ratings\u003c\/strong\u003e against your panel schedule and system requirements to avoid compatibility issues.\u003c\/li\u003e \u003cli\u003eUse the \u003cstrong\u003epart number MEFC836LS\u003c\/strong\u003e as your primary reference to ensure correct replacement or retrofit alignment with your existing Square D setup.\u003c\/li\u003e \u003cli\u003eVerify that your wiring, conductor sizing, and installation environment meet the panel’s electrical and safety specifications for optimal performance.\u003c\/li\u003e \u003cli\u003eFor ongoing protection, pair this breaker with proper enclosure ratings and enclosure grounding practices to maintain system integrity under fault conditions.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eChoose the Square D MEFC836LS when you need dependable, high-capacity three-phase protection that aligns precisely with your existing Square D infrastructure. It’s built for reliability in demanding environments, ensuring continuity of operation and clear, predictable protection for your critical loads.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46426345013410,"sku":"MEFC836LS","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-mefc836ls-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}