{"product_id":"square-d-hgl36100u43x-100a-3-pole-circuit-breaker","title":"Square D HGL36100U43X - 100 A, 3-Pole Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D HGL36100U43X, a 100 A, 3-pole molded case circuit breaker designed to safeguard branch circuits in panelboards and load centers with precision and reliability.\u003c\/p\u003e\n\u003cp\u003eEngineered with a thermal-magnetic trip unit, this breaker delivers stable, repeatable protection against overloads and short circuits, adapting to fluctuating electrical loads without nuisance trips.\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSpace-efficient design\u003c\/strong\u003e — compact molded-case construction frees up precious panel space, making it ideal for crowded panels or when upgrading to higher protection in compact enclosures.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThree-pole protection\u003c\/strong\u003e — protects three-phase circuits or three conductors in multi-wire systems, providing coordinated protection for 3-phase equipment.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-ready compatibility\u003c\/strong\u003e — designed to fit and function with matching Square D OEM load centers and panelboards for reliable, predictable performance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile application\u003c\/strong\u003e — suited for residential, commercial, and light industrial environments where dependable overcurrent and short-circuit protection is essential.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eManufacturer: Square D\u003c\/li\u003e \u003cli\u003ePart Number: HGL36100U43X\u003c\/li\u003e \u003cli\u003eType: Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003eAmperage Rating: 100 A\u003c\/li\u003e \u003cli\u003eNumber of Poles: 3\u003c\/li\u003e \u003cli\u003eApplication: Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePractical use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eReplacing a worn-out breaker in an existing loadcenter that requires 100 A, 3-pole protection.\u003c\/li\u003e \u003cli\u003eFeeding a 3-phase subpanel in a small commercial space or workshop.\u003c\/li\u003e \u003cli\u003eUpgrading panel protection during electrical system modernization where panel space is at a premium.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWhy AmpState chose this model for you: with its compact form, robust thermal-magnetic protection, and guaranteed compatibility with Square D panelboards, the HGL36100U43X offers a dependable, long-term solution for critical protection needs. Whether you're an electrician, building manager, or DIY homeowner tackling a panel upgrade, this breaker inserts smoothly, maintains coordination with downstream devices, and helps prevent costly outages.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355284197538,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/schnieder_and_square_d_breaker_and_panel_5087a2e1-c3fc-4af2-872a-df9f233ea8f5.png?v=1764690913","url":"https:\/\/www.ampstate.com\/products\/square-d-hgl36100u43x-100a-3-pole-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}