{"product_id":"square-d-fa34100cba1021-circuit-breaker","title":"Square D | FA34100CBA1021 | Circuit Breaker | 100A | 3-Pole | 480V","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D FA34100CBA1021 — a robust 100 amp, 3-pole circuit breaker designed for 480V systems. Built for durability in industrial and commercial electrical distributions, this unit is ready for maintenance, retrofit, or replacement projects where exact specifications matter.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 100 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 480 V\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eKey compatibility notes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eBest reference for compatibility: the part number FA34100CBA1021.\u003c\/li\u003e \u003cli\u003eAlways confirm fit and ratings before ordering to ensure safe, compliant operation.\u003c\/li\u003e \u003cli\u003eIdeal for replacing worn breakers in 3-phase 480V systems; suitable for retrofit or maintenance projects that require matching specs.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy choose this Square D breaker?\u003c\/h3\u003e\n\u003cp\u003eThis unit is part of Square D’s trusted lineup, designed to coordinate with standard 3-phase 480V panels. The 3-pole configuration delivers balanced protection across all legs of a 3-phase circuit, helping protect equipment and maintain system stability.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eBest-use scenarios\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eRetrofit projects where existing panels call for FA34100CBA1021-compatible parts.\u003c\/li\u003e \u003cli\u003eMaintenance replacements to restore original protection without altering system coordination.\u003c\/li\u003e \u003cli\u003eNew installations that require a 100A, 3-pole, 480V protection device adhering to Square D specifications.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003ePractical tips\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eKeep the exact part number accessible for quick cross-reference during procurement or field service.\u003c\/li\u003e \u003cli\u003eCheck panel labeling for compatible trip ratings and bus\/bar spacing to avoid mismatches.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46426488471714,"sku":"FA34100CBA1021","price":2010.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_16d3a2fb-5d93-424c-9206-5031ec4b178f.png?v=1765492977","url":"https:\/\/www.ampstate.com\/products\/square-d-fa34100cba1021-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}