{"product_id":"square-d-fc340301021","title":"Square D FC340301021 30A 3-Pole 480 V Circuit Breaker","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D FC340301021 30A 3-Pole 480 V Circuit Breaker — a purpose-built protector for demanding industrial power systems. Engineered to safeguard three-phase loads in 480 V environments, this 30-amp breaker delivers reliable interruption across all three conductors, helping keep motors, feeders, and equipment safe from overloads and faults.\u003c\/p\u003e \u003cp\u003eDesigned for real-world electrical environments, the FC340301021 integrates seamlessly with Square D panel boards and enclosures, offering a straightforward replacement option for existing installations that use the same model. Its 3-pole configuration ensures balanced protection across phases, which is essential for consistent motor performance and extended equipment life in 3-phase networks.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e FC340301021\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCurrent Rating:\u003c\/strong\u003e 30 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\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eIdeal use cases\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eProtect 3-phase motor feeders and industrial equipment in 480 V systems (pumps, conveyors, fans, compressors)\u003c\/li\u003e \u003cli\u003eReplacement option for existing Square D installations requiring FC340301021\u003c\/li\u003e \u003cli\u003eFeeder protection in commercial or light-industrial panels where dependable, coordinated trip across all phases is needed\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhat makes this breaker stand out\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eThree-pole design provides synchronized protection across all phases, reducing the risk of phase imbalance and equipment damage\u003c\/li\u003e \u003cli\u003eSquare D reliability and compatibility simplify procurement, stocking, and field maintenance\u003c\/li\u003e \u003cli\u003eSolid construction suited for industrial environments, delivering consistent performance under normal switching and thermal cycling\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003ePractical guidance for installation and use\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eVerify panel compatibility by confirming the part number FC340301021 and ensuring the breaker type matches your system requirements\u003c\/li\u003e \u003cli\u003eFollow manufacturer wiring and torque guidelines to ensure secure connections and reliable operation\u003c\/li\u003e \u003cli\u003eKeep an on-hand spare FC340301021 to minimize downtime in critical industrial applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46423107797154,"sku":"FC340301021","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-fc340301021-30a-3-pole-480-v-circuit-breaker-521.webp?v=1789270596","url":"https:\/\/www.ampstate.com\/products\/square-d-fc340301021","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}