{"product_id":"square-d-fcl340501212-circuit-breaker","title":"Square D | FCL340501212 | Circuit Breaker | 50A | 3-Pole | 480V","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D FCL340501212 circuit breaker—a purpose-built, 50 A, 3-pole unit designed for 480 V three-phase systems. It’s crafted for maintenance, retrofit, and replacement tasks where exact specifications matter, delivering dependable overcurrent protection in demanding industrial environments.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eBrand and part\u003c\/strong\u003e: Square D, \u003cstrong\u003eFCL340501212\u003c\/strong\u003e\n\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage\u003c\/strong\u003e: 50 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles\u003c\/strong\u003e: 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage\u003c\/strong\u003e: 480 V\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy a 3-pole, 480-volt breaker matters\u003c\/h3\u003e\n\u003cp\u003eIn three-phase systems, a \u003cstrong\u003e3-pole\u003c\/strong\u003e breaker disconnects all three hot legs simultaneously, which protects connected equipment, reduces arc risks, and helps maintain coordinated protection across the panel. The 50 A rating is suited for circuits that draw up to that limit, supporting reliable operation of motors, drives, and heavy equipment common in industrial settings.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMaintenance or replacement in existing 480 V panels that require a precise \u003cstrong\u003e50 A, 3-Pole\u003c\/strong\u003e solution\u003c\/li\u003e \u003cli\u003eRetrofits where exact Square D specifications must be preserved to keep panel performance consistent\u003c\/li\u003e \u003cli\u003eRepairs or upgrades in facilities employing 480 V three-phase distribution needing dependable, standardized protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eCompatibility and installation guidance\u003c\/h3\u003e\n\u003cp\u003eBefore ordering, verify fit and ratings by matching the exact \u003cstrong\u003epart number FCL340501212\u003c\/strong\u003e with your panel’s requirements. The part number is the most reliable reference for compatibility. Ensure your enclosure and bus arrangement support a 3-pole, 480 V device and that your load profiles align with a 50 A breaker.\u003c\/p\u003e \u003ch3\u003ePractical tips for a smooth replacement\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003ePower down the circuit and follow lockout\/tagout procedures before removing or installing the breaker.\u003c\/li\u003e \u003cli\u003eInspect the panel’s documentation to confirm the breaker’s trip characteristics align with your system needs.\u003c\/li\u003e \u003cli\u003eHandle the unit carefully to avoid damage to terminals and bus connections; use appropriate torque and installation guidelines from the datasheet.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eDesigned to integrate seamlessly into compatible Square D installations, this \u003cstrong\u003eFCL340501212\u003c\/strong\u003e breaker delivers reliable, field-tested protection for 480 V three-phase distributions. If you require exact specifications to match your equipment and ensure safe, compliant operation, this model is the precise reference you need.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46426827292834,"sku":"FCL340501212","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-fcl340501212-circuit-breaker-50a-3-pole-480v-880.webp?v=1789629723","url":"https:\/\/www.ampstate.com\/products\/square-d-fcl340501212-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}