{"product_id":"square-d-fa36045-45a-600v-3-pole-plug-in-circuit-breaker","title":"Square D FA36045 - 45 A, 600 V, 3-Pole Plug-In Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D FA36045 3‑pole plug‑in molded case circuit breaker—a reliable, high‑performing guardian for your 3‑phase electrical systems. With a 45A rating and a 600V maximum, this breaker is built to protect branch circuits in panelboards and load centers, keeping equipment safe and downtime to a minimum. Its fast plug‑in connection means quicker installations and simpler replacements, making it a smart choice for ongoing maintenance and upgrades.\u003c\/p\u003e \u003ch3\u003eWhy choose the FA36045 for your electrical system\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFast plug‑in connection:\u003c\/strong\u003e Designed for quick installations and easy replacements, reducing installation time and labor costs on service calls or new builds.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal‑magnetic trip unit:\u003c\/strong\u003e Provides stable, repeatable protection by automatically responding to abnormal heat and magnetic fault conditions, helping prevent damage from both overloads and short circuits.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e3‑pole design for 3‑phase systems:\u003c\/strong\u003e Ensures coordinated protection across all three phases, which is essential for motors, equipment, and other 3‑phase loads.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM load center compatibility:\u003c\/strong\u003e Engineered to pair with matching Square D OEM load centers and panelboards for seamless electrical integration and reliable performance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile application:\u003c\/strong\u003e Suitable for residential, commercial, and light industrial environments where robust branch circuit protection is required.\u003c\/li\u003e\n\u003c\/ul\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 FA36045\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 45A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage Rating:\u003c\/strong\u003e 600V\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 use cases\u003c\/h3\u003e\n\u003cp\u003eIdeal for upgrading or outfitting 3‑phase panelboards in commercial spaces, light industrial facilities, or service rooms. Use FA36045 to protect motors, HVAC equipment, compressors, and other 3‑phase loads from overcurrent and short circuits. When paired with the correct Square D panelboard, it delivers consistent protection, easier maintenance, and a streamlined replacement path during upgrades or repairs.\u003c\/p\u003e \u003ch3\u003eWho this is for\u003c\/h3\u003e\n\u003cp\u003eElectrical professionals, facility maintenance teams, and system integrators who manage 3‑phase power distribution will appreciate the combination of quick installation, reliable thermal‑magnetic protection, and OEM compatibility. It’s a practical, long‑term solution for keeping critical circuits safe and equipment operating smoothly.\u003c\/p\u003e \u003cp\u003eInvest in the FA36045 to ensure dependable, code‑compliant protection for your 3‑phase distribution, with a plug‑in design that keeps installation and replacements efficient—and peace of mind, guaranteed by proven Square D reliability.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355222233250,"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_f556ec49-f3ed-417f-b18d-5091f94fdbf9.png?v=1764690497","url":"https:\/\/www.ampstate.com\/products\/square-d-fa36045-45a-600v-3-pole-plug-in-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}