{"product_id":"square-d-fa24045ac-45a-2-pole-plug-in-circuit-breaker","title":"Square D FA24045AC - 45 A, 2-Pole Plug-In Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eIntroducing the \u003cstrong\u003eSquare D FA24045AC\u003c\/strong\u003e 45A, 2-Pole Plug-In Molded Case Circuit Breaker—designed to safeguard your panelboard and load center with precise, dependable protection. Built for quick service and lasting performance, this unit is a smart upgrade for residential, commercial, and light industrial electrical needs.\u003c\/p\u003e \u003ch2\u003eWhy this breaker stands out\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFast plug-in connection\u003c\/strong\u003e for rapid installation and effortless replacements, minimizing downtime during maintenance or upgrades.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e delivers stable, repeatable protection across varying loads and temperatures, reducing nuisance trips while staying responsive to faults.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e2-pole, molded-case design\u003c\/strong\u003e supports two hot conductors, providing reliable branch-circuit protection for 2‑wire systems and common 2-pole configurations.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e45A amperage rating\u003c\/strong\u003e tailored for circuits that require robust protection without unnecessary interruptions.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM compatibility\u003c\/strong\u003e engineered to work with matching Square D panelboards and load centers, ensuring a seamless fit and consistent protection strategies.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile application\u003c\/strong\u003e suitable for residential, commercial, and light industrial environments where dependable overcurrent and short-circuit protection are crucial.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePlug-in mounting\u003c\/strong\u003e simplifies serviceability and reduces panel downtime, making routine maintenance straightforward.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eHow it protects your system\u003c\/h2\u003e\n\u003cp\u003eThe FA24045AC combines a thermal element and a magnetic element to guard your circuits. The thermal component reacts to sustained overcurrent by gradually heating a bimetal strip, triggering a protective trip when the overload persists. The magnetic component responds instantly to high fault currents, delivering a fast, decisive disconnection. Together, they provide reliable branch circuit protection against overloads and short circuits, helping prevent wiring damage, component fatigue, and potential fire hazards.\u003c\/p\u003e \u003ch2\u003eIdeal use cases\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eUpgrading or stocking a 2-pole breaker in home or small business panels to support heavier appliances or critical circuits.\u003c\/li\u003e \u003cli\u003eReplacing aging or damaged breakers in renovation projects where panel compatibility is key.\u003c\/li\u003e \u003cli\u003eProtecting dedicated circuits in light commercial installations, such as equipment rooms, vending spaces, or workshop tools.\u003c\/li\u003e \u003cli\u003eInstalling in panelboards that require a plug-in solution for quicker serviceability and reduced downtime.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and compatibility tips\u003c\/h2\u003e\n\u003cp\u003eTo maximize performance, pair the \u003cstrong\u003eFA24045AC\u003c\/strong\u003e with compatible Square D panelboards and load centers. Ensure the panel is de-energized and follow local electrical codes during installation. The plug-in design is intended for straightforward seating onto the bus and secure latching, providing reliable protection without the complexity of bolt-on configurations.\u003c\/p\u003e \u003ch2\u003eBottom line\u003c\/h2\u003e\n\u003cp\u003eFor projects demanding dependable overcurrent and short-circuit protection in a convenient, plug-in package, the \u003cstrong\u003eSquare D FA24045AC\u003c\/strong\u003e 45A, 2-pole breaker delivers precise protection, fast serviceability, and proven compatibility with Square D panel systems. It’s a practical choice when you need a robust, easy-to-service solution that keeps critical circuits protected in residential, commercial, and light industrial settings.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355217285282,"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-fa24045ac-45-a-2-pole-plug-in-circuit-breaker-ampstate-304.webp?v=1788742209","url":"https:\/\/www.ampstate.com\/products\/square-d-fa24045ac-45a-2-pole-plug-in-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}