{"product_id":"square-d-hra36100u43x-100a-3-pole-plug-in-circuit-breaker","title":"Square D HRA36100U43X - 100 A, 3-Pole Plug-In Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D HRA36100U43X, a 100A, 3-pole plug-in molded case circuit breaker designed to deliver dependable branch circuit protection in panelboards and load centers. Its fast plug-in design means you can install or replace it quickly, minimizing downtime and keeping electrical systems running smoothly.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eWhy this breaker stands out\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eInstant plug-in connection:\u003c\/strong\u003e Quick installation and easy replacement reduce service time during panel work.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit:\u003c\/strong\u003e Provides stable, repeatable protection against overloads and short circuits across typical operating conditions.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible:\u003c\/strong\u003e Engineered to fit with matching Square D load centers and panelboards for a coordinated protection solution.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThree-pole design:\u003c\/strong\u003e Suited for 3-phase systems in commercial and light industrial environments, while still suitable for complex residential applications requiring three-phase protection.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePlug-in mounting:\u003c\/strong\u003e Simplifies installation and future replacements without changing surrounding hardware.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhere and how you’ll use it\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eProvides reliable branch circuit overcurrent and short-circuit protection in panelboards and load centers.\u003c\/li\u003e \u003cli\u003eIdeal for residential upgrades, commercial installations, and light industrial projects where rapid service and dependable protection matter.\u003c\/li\u003e \u003cli\u003eWorks with standard Square D equipment to maintain a cohesive, code-compliant protection strategy.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eSpecifications at a glance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eManufacturer: Square D\u003c\/li\u003e \u003cli\u003ePart number: HRA36100U43X\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\u003eMounting style: Plug-in\u003c\/li\u003e \u003cli\u003eApplication: Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eChoose the HRA36100U43X for a reliable, plug-in solution that delivers controlled protection for your electrical panels. Its combination of quick installation, stable trip performance, and OEM compatibility makes it a practical, long-term choice for a wide range of panelboard and load-center applications.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355301695650,"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_d0117bd3-ce4c-40d3-a332-dd5104c3e6fe.png?v=1764691072","url":"https:\/\/www.ampstate.com\/products\/square-d-hra36100u43x-100a-3-pole-plug-in-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}