{"product_id":"nef431045r-circuit-breaker","title":"NEF431045R | Circuit Breaker | 45A | 3-Pole | 480V","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the NEF431045R Circuit Breaker — a rugged, industrial-grade solution designed for maintenance, retrofit, and replacement projects where exact specifications matter. With a 45A rating, 3-pole configuration, and 480V operating voltage, this breaker provides dependable overcurrent protection for three-phase systems across demanding environments.\u003c\/p\u003e \u003ch2\u003eKey specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 45A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 480V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e NEF431045R\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eUse case:\u003c\/strong\u003e Industrial circuit protection for maintenance, retrofit, and replacement where exact specs are required\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy this breaker stands out\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eThree-phase protection:\u003c\/strong\u003e The 3-pole design ensures balanced safeguarding of all phases in your 480V system, essential for motors, drives, and panelboards.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSpec-driven compatibility:\u003c\/strong\u003e The part number NEF431045R serves as the most reliable reference for fit and compatibility, helping you avoid mismatches in critical installations.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIndustrial-grade reliability:\u003c\/strong\u003e Built for demanding environments, it’s ready to handle the recurring operations and maintenance cycles common in manufacturing floors and data centers.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eIdeal use cases\u003c\/h2\u003e\n\u003cp\u003ePerfect for upgrading or replacing breakers in three-phase equipment such as CNC machines, conveyors, HVAC systems, pumps, and other heavy-duty motors operating at 480V. It’s a practical choice for panelboards in manufacturing facilities where space, performance, and reliability matter.\u003c\/p\u003e \u003ch2\u003eInstallation and compatibility tips\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eAlways confirm fit and ratings before ordering — use the part number NEF431045R as your primary compatibility reference.\u003c\/li\u003e \u003cli\u003eVerify that the panel and busbar configuration match a 3-pole, 480V protection scheme.\u003c\/li\u003e \u003cli\u003eFollow proper lockout\/tagout procedures during installation or replacement to ensure a safe, serviceable panel.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhat problems does it solve?\u003c\/h2\u003e\n\u003cp\u003eBy delivering precise current protection at 480V for three-phase systems, the NEF431045R helps prevent motor burnout, equipment damage, and unexpected downtime. It’s a targeted, maintainable solution for environments where panel upgrades or component replacements must align exactly with existing electrical architecture.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46427143209122,"sku":"NEF431045R","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_a0994f42-7fad-49d1-911a-c2784022b8c9.png?v=1765492979","url":"https:\/\/www.ampstate.com\/products\/nef431045r-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}