{"product_id":"square-d-fc340401212","title":"Square D FC340401212 40A 3-Pole 480 V Circuit Breaker","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eSquare D FC340401212\u003c\/strong\u003e 40A 3-Pole 480 V Circuit Breaker is a robust solution designed for demanding 3-phase power distribution. Built to protect your critical equipment, this device interrupts fault currents on three phases in 480-volt systems, helping to prevent damage to motors, transformers, and downstream circuitry.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCurrent rating: 40 A\u003c\/strong\u003e provides precise protection boundaries for medium-sized 3‑phase loads.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePole configuration: 3-pole\u003c\/strong\u003e ensures simultaneous disconnection of all phases during a fault, improving safety and system stability.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating: 480 V\u003c\/strong\u003e aligns with typical industrial power distribution in factories, plants, and large facilities.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number clarity: FC340401212\u003c\/strong\u003e simplifies ordering, maintenance, and on-site replacements by ensuring you pull the exact device you need.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eThis breaker is ideally suited for protecting 3-phase loads such as large motors, conveyors, pumps, air compressors, and other industrial equipment running off 480 V. It fits into distribution panels and setups where Square D protection is standard, helping maintain consistent performance across your electrical infrastructure.\u003c\/p\u003e \u003cp\u003eWhy it matters: overcurrent protection is a cornerstone of reliable operation. The FC340401212 isolates faulted circuits quickly and predictably, reducing downtime, limiting equipment wear, and supporting safer, more predictable maintenance cycles in demanding environments.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eUse cases and scenarios\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eNew installations in manufacturing lines that operate on 480 V three-phase power.\u003c\/li\u003e \u003cli\u003eRetrofits or replacements for aging protection on motors and drives in industrial plants.\u003c\/li\u003e \u003cli\u003ePanel upgrades where maintaining Square D compatibility and continuity of protection is a priority.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eMaintenance tips\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eKeep a compatible spare FC340401212 on-site for critical line protection to minimize downtime.\u003c\/li\u003e \u003cli\u003eInspect connections and ensure proper torque during installation to maintain reliable operation.\u003c\/li\u003e \u003cli\u003eRegularly verify trip status and document replacements as part of your electrical preventive maintenance program.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46423107731618,"sku":"FC340401212","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-fc340401212-40a-3-pole-480-v-circuit-breaker-545.webp?v=1789270588","url":"https:\/\/www.ampstate.com\/products\/square-d-fc340401212","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}