{"product_id":"square-d-fa340401021-40a-3p-480v-circuit-breaker","title":"Square D FA340401021 40A 3P 480V Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D FA340401021—a purpose-built circuit breaker engineered to protect your electrical distribution with precise, dependable performance. Rated at 40 A and featuring 3 poles for 480 V circuits, this unit is ideal for three-phase panelboards and load centers in commercial and light industrial environments.\u003c\/p\u003e \u003cp\u003eWhy this matters for your project: using the exact original part number FA340401021 helps keep your bill of materials (BOM) aligned, reduces cross-reference confusion, and simplifies maintenance or retrofit workflows. Having the right replacement part on hand means faster swaps and fewer surprises during downtime.\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\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 FA340401021\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Square D (Schneider Electric)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Circuit protection for panelboards, load centers, and electrical distribution\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAvailability:\u003c\/strong\u003e AmpState\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhat sets it apart\u003c\/h3\u003e\n\u003cp\u003eThis FA340401021 isn’t a generic alternative. It’s the exact counterpart designed to drop into Square D equipment, preserving original fit, form, and protection characteristics. Keeping a spare with the same part number ensures a rapid, screwdriver-to-swap replacement that minimizes system downtime and maintains documented configuration integrity.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eReplacing a failed breaker in panelboards or load centers that run 480V three-phase services\u003c\/li\u003e \u003cli\u003eStocking a reliable spare for ongoing electrical distribution projects\u003c\/li\u003e \u003cli\u003eMaintaining BOM integrity during equipment upgrades or expansions\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eNeed help confirming compatibility? AmpState is ready to assist. Share the part number and your panel details, and we’ll verify fit to ensure a seamless replacement.\u003c\/p\u003e \u003cp\u003eAvailable from AmpState, the Square D FA340401021 provides dependable protection for your electrical system with a precise, original-part fit you can trust.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46413709836450,"sku":"FA340401021","price":6060.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_513d6710-3734-4b27-839d-f68e6f4b470a.png?v=1765492974","url":"https:\/\/www.ampstate.com\/products\/square-d-fa340401021-40a-3p-480v-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}