{"product_id":"square-d-lgl36400u33x-400a-600v-3-pole-circuit-breaker","title":"Square D LGL36400U33X - 400 A, 600 V, 3-Pole Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D LGL36400U33X, a high-capacity 400 A, 600 V, 3-pole molded case circuit breaker engineered for reliable branch circuit protection in panelboards and loadcenters. Built to shield equipment and wiring from overloads and short circuits, this breaker delivers precise protection where it counts most—from service entrances to subpanels in demanding environments.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCompact molded case design\u003c\/strong\u003e minimizes space usage in crowded panel cabinets, helping you maximize every square inch of panel real estate.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e provides stable, repeatable protection by accurately sensing both overloads and fault currents, reducing nuisance trips and improving reliability.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e3-pole configuration\u003c\/strong\u003e ideal for three-phase systems or multi-pole protection in complex panel layouts, enhancing system safety across loads.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible integration\u003c\/strong\u003e designed to work seamlessly with matching Square D OEM loadcenters and panelboards for straightforward installation and dependable performance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eHigh-current, wide-voltage rating\u003c\/strong\u003e 400 A at 600 V, making it suitable for residential, commercial, and light industrial applications where robust protection is required.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this breaker matters for your electrical system\u003c\/h3\u003e\n\u003cp\u003eIn any electrical installation, reliable overcurrent and short-circuit protection is critical. The LGL36400U33X’s thermal-magnetic trip technology ensures protection levels stay consistent across varying electrical conditions, so your panelboard responds promptly to faults while minimizing unnecessary trips during normal operation. Its sturdy molded case design is built to endure in harsh environments, reducing maintenance concerns over time.\u003c\/p\u003e \u003ch3\u003eTechnical snapshot\u003c\/h3\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 LGL36400U33X\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\u003eNumber of Poles:\u003c\/strong\u003e 3\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 \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMain feeder protection in panelboards and loadcenters for commercial buildings and light industrial facilities\u003c\/li\u003e \u003cli\u003eSubpanel protection in larger residential or mixed-use installations requiring high-current capability\u003c\/li\u003e \u003cli\u003eUpgrading old protection schemes to a reliable, OEM-compatible solution with consistent trip characteristics\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWith the Square D LGL36400U33X, you gain a purpose-built, high-current protective device that integrates smoothly into compatible panel systems, delivers dependable performance under demanding loads, and helps keep electrical infrastructure safe and compliant over the long term.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355322699938,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-lgl36400u33x-400-a-600-v-3-pole-circuit-breaker-ampstate-173.webp?v=1788750341","url":"https:\/\/www.ampstate.com\/products\/square-d-lgl36400u33x-400a-600v-3-pole-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}