{"product_id":"square-d-fa14045a-45a-1-pole-plug-in-circuit-breaker","title":"Square D FA14045 A - 45 A, 1-Pole Plug-In Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eAmpState brings you a trusted Square D solution: the FA14045A 45A, 1-pole plug-in molded-case circuit breaker. Built for dependable branch-circuit overcurrent and short-circuit protection, it integrates seamlessly into panelboards and load centers, delivering reliable performance where it matters most.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFast plug-in connection\u003c\/strong\u003e — quick installation and effortless replacement in compatible panelboards and load centers, minimizing downtime on maintenance or upgrades.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e — dual-sensing protection that responds to overloads (thermal) and short circuits (magnetic) for stable, repeatable interruption when it’s needed most.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible design\u003c\/strong\u003e — engineered to fit and coordinate with matching Square D OEM load centers and panelboards, helping maintain proper labeling and system integrity.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile applications\u003c\/strong\u003e — ideal for residential, commercial, and light industrial environments that require reliable 45A protection on a single-pole circuit.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eKey advantages of choosing the FA14045A include quick retrofit capability, consistent protection characteristics, and plug-in convenience that suits both new installations and panel upgrades. This is a purpose-built component for professionals who value precise protection, easy maintenance, and compatibility with Square D panel ecosystems.\u003c\/p\u003e \u003ch3\u003eTechnical specifications\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 FA14045A\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 45 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eNumber of poles:\u003c\/strong\u003e 1\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\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355215876258,"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-fa14045-a-45-1-pole-plug-in-circuit-breaker-ampstate-208.webp?v=1788742002","url":"https:\/\/www.ampstate.com\/products\/square-d-fa14045a-45a-1-pole-plug-in-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}