{"product_id":"square-d-hdl36100u44x-100a-3-pole-circuit-breaker","title":"Square D HDL36100U44X - 100 A, 3-Pole Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eSquare D HDL36100U44X\u003c\/strong\u003e is a 100 A, 3-pole molded case circuit breaker engineered to protect electrical systems from overcurrent and short circuits. Designed for dependable branch circuit protection in panelboards and load centers, this unit delivers reliable, trip-coordinated performance for three-phase or multiwire applications commonly found in residential, commercial, and light industrial settings.\u003c\/p\u003e \u003ch3\u003eWhy this breaker stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCompact molded case design\u003c\/strong\u003e maximizes panel space, making layouts cleaner and easier in dense panels or limited electrical spaces.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e ensures stable, repeatable protection across varying loads and temperatures, reducing nuisance trips while maintaining quick response to faults.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM panel compatibility\u003c\/strong\u003e is specifically designed to integrate with matching Square D load centers and panelboards, ensuring proper fit, mounting, and coordination.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThree-pole, 100 A configuration\u003c\/strong\u003e provides common-trip protection for three conductors, ideal for 3-phase equipment or multiwire branch circuits in commercial or light industrial environments.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile applications\u003c\/strong\u003e well-suited for residential service upgrades, commercial feeders, and light industrial panel protections where reliable, long-term performance matters.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eUse cases and practical scenarios\u003c\/h3\u003e\n\u003cp\u003e- Upgrading an aging panel to a modern thermal-magnetic breaker with precise trip characteristics.\u003cbr\u003e\n- Supplying 3-phase equipment in small to mid-size commercial spaces where panel footprint is a priority.\u003cbr\u003e\n- Replacing worn or failing breakers in Square D panels to restore dependable protection and improve electrical coordination.\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 HDL36100U44X\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 100 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\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 \u003cp\u003eChoosing the HDL36100U44X means selecting a breaker built to fit Square D panelboards and load centers with a trusted trip mechanism. It’s a durable, precise solution for delivering reliable protection, clean panel layouts, and peace of mind in everyday electrical systems.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355264077986,"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_3271463b-d27d-4399-9611-4f01695ea0f4.png?v=1764690801","url":"https:\/\/www.ampstate.com\/products\/square-d-hdl36100u44x-100a-3-pole-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}