{"product_id":"square-d-fja34070-circuit-breaker","title":"Square D | FJA34070 | Circuit Breaker | 3-Pole | 480V","description":"\u003cdiv\u003e\n\u003cp\u003eThe Square D \u003cstrong\u003eFJA34070\u003c\/strong\u003e Circuit Breaker is a genuine 3-pole protector engineered for \u003cstrong\u003e480V\u003c\/strong\u003e three-phase power systems. Built for durability in demanding industrial environments, it’s designed to be a reliable replacement, retrofit, or maintenance component that keeps critical equipment safeguarded and operating smoothly.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eThree-pole configuration\u003c\/strong\u003e: provides coordinated protection for all three phases in a 480V system, helping prevent unbalanced loading and electrical faults from affecting the entire circuit.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e480V operation\u003c\/strong\u003e: ideal for industrial installations and facilities that run high-voltage three-phase networks, delivering dependable performance where it matters most.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGenuine reference for compatibility\u003c\/strong\u003e: the part number \u003cstrong\u003eFJA34070\u003c\/strong\u003e is the best reference to ensure a proper fit in compatible Square D panels and enclosures.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaintenance and retrofit readiness\u003c\/strong\u003e: an excellent choice when replacing aging breakers or upgrading panels to maintain consistent protection and electrical integrity.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFitment guidance\u003c\/strong\u003e: \u003cem\u003econfirm fit and ratings before ordering\u003c\/em\u003e; using the exact part number improves accuracy and reduces the risk of mismatches.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eThis breaker is especially well-suited for electricians, facility engineers, and panel technicians working in manufacturing, processing, or large commercial settings where 480V three-phase systems are standard. Use cases include upgrading legacy panels, performing routine maintenance, or retrofitting newer protection schemes that require a 3-pole 480V device without changing the surrounding infrastructure.\u003c\/p\u003e \u003cp\u003ePractical validation steps to ensure the right choice:\u003c\/p\u003e\n\u003col\u003e \u003cli\u003eVerify the target panel or enclosure accepts a 3-pole, 480V breaker and that listing aligns with your electrical system.\u003c\/li\u003e \u003cli\u003eCross-check the exact part number \u003cstrong\u003eFJA34070\u003c\/strong\u003e as the primary compatibility reference.\u003c\/li\u003e \u003cli\u003eEnsure the breaker’s rating and trip characteristics meet the circuit’s protection requirements and the panel’s labeling.\u003c\/li\u003e\n\u003c\/ol\u003e \u003cp\u003eChoosing this Square D breaker means relying on a manufacturer-matched solution designed to integrate with your existing 480V infrastructure, keeping downtime minimal and safety standards maximum.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46426668171426,"sku":"FJA34070","price":510.0,"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-fja34070-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}