{"product_id":"square-d-fap16100-circuit-breaker","title":"Square D | FAP16100 | Circuit Breaker | 100A | 1-Pole | 277V","description":"\u003cdiv\u003e\n\u003cp\u003eFor technicians safeguarding 277V circuits, the Square D FAP16100 is a precise, single-pole circuit breaker engineered for maintenance, retrofit, and replacement projects. With a 100A rating, it delivers dependable protection for essential branch circuits in commercial and industrial settings, all while aligning with Square D’s trusted engineering standards.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 100 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 1-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 277 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e FAP16100\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy this particular model matters. The FAP16100 is designed to fit systems that require a 1-pole, 277V protection device, making it a reliable choice when upgrading or replacing aging breakers in existing Square D installations. The part number serves as the best reference to confirm compatibility with your panel or enclosure before you order.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eRetrofit projects in commercial buildings where 277V branch circuits power lighting and receptacle lines.\u003c\/li\u003e \u003cli\u003eReplacement for aging or failed single-pole breakers in Square D panels that operate at 277V.\u003c\/li\u003e \u003cli\u003eMaintenance campaigns to keep electrical systems tripping accurately and safely without overhauling entire panels.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003ePractical considerations for procurement and installation. Before ordering, verify that the panel’s rating and pole configuration match a 1-Pole, 277V device and that the 100A current rating aligns with the protected load. Using the exact part reference—FAP16100—helps ensure a seamless fit and reliable performance in your existing Square D electrical infrastructure.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46426474971298,"sku":"FAP16100","price":2010.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-fap16100-circuit-breaker-100a-1-pole-277v-844.webp?v=1789584796","url":"https:\/\/www.ampstate.com\/products\/square-d-fap16100-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}