{"product_id":"square-d-hda36100u43x-100a-3-pole-plug-in-circuit-breaker","title":"Square D HDA36100U43X - 100 A, 3-Pole Plug-In Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Square D HDA36100U43X is a robust 100A, 3-pole plug-in molded case circuit breaker designed to deliver dependable branch circuit overcurrent and short-circuit protection in panelboards and load centers. Built for quick installs and reliable performance, this unit combines fast plug-in connections with a precision thermal-magnetic trip system to guard your electrical system against common fault conditions.\u003c\/p\u003e \u003ch3\u003eWhy this Square D breaker stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFast plug-in connection\u003c\/strong\u003e for swift installation and easy field replacements, reducing downtime during maintenance or upgrades.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e delivers stable, repeatable protection by responding to both overloads and short-circuit events, helping to prevent wiring damage and equipment failure.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e3-pole configuration\u003c\/strong\u003e ideal for 3-phase panelboards and load centers, ensuring balanced protection across all phases.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e100A rating\u003c\/strong\u003e provides ample protection for common branch circuits in residential, commercial, and light industrial settings.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePlug-in molded case design\u003c\/strong\u003e engineered for compatibility with matching OEM load centers and panelboards, streamlining replacements and retrofits.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWho this is for\u003c\/h3\u003e\n\u003cp\u003eProfessionals upgrading or maintaining electrical distribution systems in homes, offices, retail spaces, and lightweight industrial facilities will appreciate the reliability and ease of use this breaker provides. If you’re updating a panelboard or adding protection for critical circuits, the HDA36100U43X offers a proven solution with OEM compatibility for peace of mind.\u003c\/p\u003e \u003ch3\u003eTechnical and usage details\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 HDA36100U43X\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 100A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eNumber of Poles:\u003c\/strong\u003e 3\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting Style:\u003c\/strong\u003e Plug-in\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\u003ePractical installation tips\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eInspect the panelboard or load center for compatible unit footprints before swapping in the HDA36100U43X to ensure a secure plug-in fit.\u003c\/li\u003e \u003cli\u003eUse the plug-in connection to minimize service interruptions during replacement and ensure a tight, reliable electrical connection.\u003c\/li\u003e \u003cli\u003ePair with matching Square D OEM components to maintain system integrity and warranty alignment in residential or light commercial projects.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355256410274,"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_dc76c210-1184-4742-a153-3704894fd3e1.png?v=1764690760","url":"https:\/\/www.ampstate.com\/products\/square-d-hda36100u43x-100a-3-pole-plug-in-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}