{"product_id":"square-d-fa34100-100a-3-pole-plug-in-circuit-breaker","title":"Square D FA34100 - 100 A, 3-Pole Plug-In Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eEngineered for dependable branch circuit protection, the Square D FA34100 is a 100 A, 3‑pole plug‑in molded case circuit breaker designed to fit seamlessly into compatible panelboards and load centers. Its fast plug‑in connection simplifies installation and replacement, helping electricians and facility managers minimize downtime during upgrades or maintenance.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eKey benefits that matter in the field\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePlug‑in convenience:\u003c\/strong\u003e Rapid installation and easy replacement reduce labor time and panel downtime.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal‑magnetic protection:\u003c\/strong\u003e A precise trip unit delivers stable, repeatable overcurrent and short‑circuit protection across varying electrical loads.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eReliable 100 A, 3‑pole design:\u003c\/strong\u003e Robust protection for three‑phase circuits, ideal for distributing balanced power in larger loads.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM‑aligned compatibility:\u003c\/strong\u003e Specifically designed to pair with matching Square D OEM loadcenters and panelboards for a seamless fit and consistent performance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile applications:\u003c\/strong\u003e Suitable for residential, commercial, and light industrial environments where dependable circuit protection is critical.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhat makes the FA34100 unique\u003c\/h2\u003e\n\u003cp\u003eThis molded case circuit breaker isn’t just a generic safety device. The FA34100 combines a plug‑in mounting style with a thermal‑magnetic trip system that reacts quickly to overloads while maintaining stable protection during steady‑state operation. Its three‑pole configuration supports three‑phase systems or single‑phase configurations in certain panelboard layouts, giving you flexibility in design and upgrades. By matching Square D’s trusted engineering, it offers consistent performance, predictable trip characteristics, and straightforward integration into existing electrical infrastructure.\u003c\/p\u003e \u003ch2\u003eIdeal use cases\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eUpgrading or expanding panelboards in residential subdivisions, light commercial spaces, or small industrial facilities.\u003c\/li\u003e \u003cli\u003eReplacing aging or failed breakers in service entrances, subpanels, or main distribution panels where quick plug‑in installation saves time.\u003c\/li\u003e \u003cli\u003eNew installations requiring a reliable 100 A, 3‑pole protection device with plug‑in compatibility to streamline procurement and setup.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eTechnical specifications\u003c\/h2\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 FA34100\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 100 A\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 \u003ch2\u003ePractical considerations and installation tips\u003c\/h2\u003e\n\u003cp\u003eFor best results, pair this FA34100 with matching OEM loadcenters or panelboards to ensure optimal fit and coordinated protective characteristics. When performing installations or replacements, verify panel compatibility and observe standard electrical safety practices. The plug‑in design enables quicker swaps in maintenance windows, reducing panel downtime and enabling faster restoration of service for critical circuits.\u003c\/p\u003e \u003ch2\u003eWho benefits the most\u003c\/h2\u003e\n\u003cp\u003eElectricians, facilities managers, and contractors overseeing residential, commercial, or light industrial electrical systems will appreciate the combination of fast installation, reliable thermal‑magnetic protection, and OEM compatibility. If you’re upgrading a panel, replacing an aging breaker, or designing a three‑phase distribution scheme, the Square D FA34100 delivers dependable protection with installation efficiency that keeps projects moving.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355220660386,"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-fa34100-100-a-3-pole-plug-in-circuit-breaker-ampstate-166.webp?v=1788742541","url":"https:\/\/www.ampstate.com\/products\/square-d-fa34100-100a-3-pole-plug-in-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}