{"product_id":"square-d-lil36400-circuit-breaker","title":"Square D | LIL36400 | Circuit Breaker | 400A | 3-Pole | 600V | 200kA","description":"\u003cdiv\u003e\n\u003cp\u003eMeet a purpose-built protection solution for demanding electrical environments: the Square D LIL36400 circuit breaker. With a 400A capacity, 3-pole configuration, and a 600V rating, this breaker is engineered to safeguard large three-phase systems, feeders, and motor circuits while simplifying maintenance and retrofits.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 400A\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 \u003cli\u003e\n\u003cstrong\u003eInterrupting rating:\u003c\/strong\u003e 200kA\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy choose the Square D LIL36400 circuit breaker\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eDesigned for heavy-use industrial applications, delivering reliable protection for 3-phase power distribution.\u003c\/li\u003e \u003cli\u003e3-pole configuration ensures synchronized protection across all phases, reducing the risk of unbalanced faults.\u003c\/li\u003e \u003cli\u003eThe 200kA interrupting capability provides a robust shield against high short-circuit events, helping protect wiring and equipment downstream.\u003c\/li\u003e \u003cli\u003eIdeal for maintenance, retrofit, and replacement projects where precise electrical ratings are required.\u003c\/li\u003e \u003cli\u003eThe part number LIL36400 is the most reliable reference for compatibility, helping you avoid mismatched components during procurement.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use scenarios\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eUpgrading or replacing protection in industrial panels and switchgear that operate at 600V with 3-phase loads.\u003c\/li\u003e \u003cli\u003eRetrofits where a 400A, 3-pole, 600V solution is needed to match existing feeders and motor circuits.\u003c\/li\u003e \u003cli\u003eSpare parts planning for maintenance programs, ensuring quick swaps to minimize downtime.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eCompatibility and ordering tips\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eAlways verify fit and ratings before ordering. The part number is the best reference for compatibility.\u003c\/li\u003e \u003cli\u003eUse the LIL36400 designation to match against your panel schedule, catalog, or service documentation to avoid mismatches.\u003c\/li\u003e \u003cli\u003eConsider your system’s short-circuit current and wiring configuration to ensure the 200kA interrupting rating aligns with your protection strategy.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e The details provided reflect the LIL36400 circuit breaker’s core specs and its intended use for maintenance, retrofit, and replacement scenarios. When in doubt, cross-check the part number against your equipment’s documentation to confirm exact compatibility.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46424805540002,"sku":"LIL36400","price":310.0,"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-lil36400-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}