{"product_id":"square-d-fy14100a","title":"Square D FY14100A 14100A 1-Pole 277 V Circuit Breaker","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eSquare D FY14100A\u003c\/strong\u003e is a compact, reliable 1-pole circuit breaker engineered for 277 V systems. Built to protect single‑pole circuits in commercial panels, this unit carries the part number FY14100A and a current rating of 14100 A, delivering dependable overcurrent protection where 277 V distribution is standard.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eConfiguration:\u003c\/strong\u003e 1-pole design for single‑phase protection\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 277 V, ideal for commercial lighting and auxiliary circuits\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCurrent rating:\u003c\/strong\u003e 14100 A (as specified for this model)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBrand and compatibility:\u003c\/strong\u003e Square D family, designed to integrate with compatible panels and devices within the same system\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eThis breaker is purpose-built for environments where 277 V distribution is common—think office buildings, retail spaces, and other commercial facilities. The 1‑pole configuration provides targeted protection for individual branches, helping prevent damage from overloads and short circuits without interrupting other circuits in the panel.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eWhy choose the Square D FY14100A?\u003c\/strong\u003e It offers familiar operation and proven performance within the Square D ecosystem, reducing the guesswork during panel upgrades or replacements. Its dedicated 277 V rating means you can confidently protect circuits powering lighting, ventilation, and related equipment in commercial environments.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eUse cases and scenarios\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eProtect a single 277 V lighting run in a commercial hallway or open office space\u003c\/li\u003e \u003cli\u003eSafeguard auxiliary circuits in HVAC or building automation that run on 277 V\u003c\/li\u003e \u003cli\u003eUpgrade a panel where a dedicated FY14100A 1‑pole, 277 V breaker is required for code-compliant circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003ePractical considerations\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eVerify panel compatibility before replacement to ensure the FY14100A fits the intended 277 V, 1‑pole position\u003c\/li\u003e \u003cli\u003eFollow standard electrical safety practices and consult a qualified electrician for installation or replacement\u003c\/li\u003e \u003cli\u003eUse the model name and part number—Square D FY14100A—to confirm the exact specification when ordering or cross-referencing with spares\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46423511040162,"sku":"FY14100A","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_229276d9-908d-46df-93e5-6fe31866e0ff.png?v=1765492975","url":"https:\/\/www.ampstate.com\/products\/square-d-fy14100a","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}