{"product_id":"square-d-lel36300ls-circuit-breaker","title":"Square D | LEL36300LS | Circuit Breaker | 300A | 3-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003eEngineered by Square D, the LEL36300LS circuit breaker delivers dependable protection for three-phase electrical systems. With a 300-amp rating and a 600-volt capacity, this 3-pole breaker is built to safely interrupt heavy loads in commercial and industrial environments, helping to prevent equipment damage and unplanned downtime.\u003c\/p\u003e \u003cp\u003eDesigned for maintenance, retrofit, and replacement projects, it matches specific specifications exactly to ensure seamless integration with compatible Square D panels and feeders. The part number LEL36300LS is your best reference for compatibility—before ordering, please confirm that the fit and ratings align with your equipment’s listing.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\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\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 600 V\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this matters for your system\u003c\/h3\u003e\n\u003cp\u003eThree-pole protection ensures balanced shutdown across all phases, reducing the risk of motor or equipment damage during faults. The 600V rating makes it suitable for a wide range of industrial distribution scenarios, from main feeders to sub-feed breakers, when paired with a compatible Square D panel.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eReplacing a failed 300A\/3-pole breaker in Square D panels to restore reliable power control\u003c\/li\u003e \u003cli\u003eRetrofits and panel upgrades in commercial facilities that require exact-spec compatibility\u003c\/li\u003e \u003cli\u003eMaintenance shutdowns and service work on three-phase motor circuits and heavy equipment\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eCompatibility reminder:\u003c\/strong\u003e This part is intended for use in equipment listed to accept LEL36300LS. Always verify fit and ratings before ordering and adhere to all electrical codes and safety practices during installation.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46426352287906,"sku":"LEL36300LS","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-lel36300ls-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}