{"product_id":"square-d-faf34040-circuit-breaker","title":"Square D | FAF34040 | Circuit Breaker | 40A | 3-Pole | 480V","description":"\u003cdiv\u003e\n\u003cp\u003eIntroducing the Square D FAF34040 circuit breaker—a robust, three-pole protection device engineered for 480V three-phase systems. Designed for maintenance, retrofit, and replacement, this breaker ensures you can restore safe, reliable operation when exact specifications are required.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 40 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 \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e FAF34040\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this breaker stands out\u003c\/h3\u003e\n\u003cp\u003eFor installations where consistency and compatibility with Square D ecosystems matter, FAF34040 delivers dependable overcurrent protection tailored to 3-phase equipment. Its exact match to the FAF34040 reference means you can maintain uniform performance across your panels, minimizing downtime and compatibility concerns during replacements or upgrades.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMaintenance tasks on 480V, three-phase distribution panels\u003c\/li\u003e \u003cli\u003eRetrofits where new protection must align with existing Square D specifications\u003c\/li\u003e \u003cli\u003eReplacement for failing breakers in industrial machinery, feeders, or other 3-phase loads up to 40A\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eCompatibility and installation notes\u003c\/h3\u003e\n\u003cp\u003eBefore ordering, confirm fit and ratings for your specific panel. The \u003cstrong\u003epart number FAF34040\u003c\/strong\u003e is the most reliable reference for compatibility. This ensures correct mounting footprint and electrical characteristics for your system.\u003c\/p\u003e \u003ch3\u003ePractical tips for best results\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eInspect panel documentation to verify it accepts a 3-pole, 480V device of this size\u003c\/li\u003e \u003cli\u003ePower down the system and follow standard electrical safety practices during replacement\u003c\/li\u003e \u003cli\u003eLabel the circuit clearly after installation to reflect 40A, 3-pole protection\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46426482081954,"sku":"FAF34040","price":2010.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-faf34040-circuit-breaker-40a-3-pole-480v-777.webp?v=1789585875","url":"https:\/\/www.ampstate.com\/products\/square-d-faf34040-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}