{"product_id":"nef431050-circuit-breaker","title":"NEF431050 | Circuit Breaker | 50A | 3-Pole | 480V","description":"\u003cdiv\u003e\n\u003cp\u003eMeet NEF431050, a rugged industrial circuit breaker designed for reliability in demanding power environments. With a 50A rating, a 3-pole configuration, and operation at 480V, this unit is purpose-built for protecting three-phase circuits in manufacturing, distribution, and equipment panels.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 50A\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\u003eReference part number:\u003c\/strong\u003e NEF431050\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIntended use:\u003c\/strong\u003e maintenance, retrofit, and replacement projects requiring exact specifications\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhy this breaker stands out\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eExact spec alignment: This NEF431050 matches the amperage, pole count, and voltage of your existing three-phase 480V system, helping minimize downtime during replacement or retrofits.\u003c\/li\u003e \u003cli\u003ePart-number-driven compatibility: Rely on the NEF431050 as the best reference for cross-checking fit with your panel, MCC, or switchgear documentation.\u003c\/li\u003e \u003cli\u003eIndustrial-duty construction: Built to endure the mechanical wear, temperature variations, and continuous operation common in plant environments.\u003c\/li\u003e \u003cli\u003eMaintenance- and upgrade-friendly: Ideal for upgrades or spares in maintenance inventories where precise matching is critical.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003ePractical use cases\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eReplacing a failed breaker in a 3-phase, 480V distribution panel or motor control center.\u003c\/li\u003e \u003cli\u003eRetrofits where existing equipment requires a precise 50A, 3-pole, 480V protection device.\u003c\/li\u003e \u003cli\u003eSpare part in maintenance stock to speed up service calls and reduce downtime.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eQuick compatibility checklist\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eVerify the part number: NEF431050 is your primary reference for compatibility.\u003c\/li\u003e \u003cli\u003eConfirm electrical ratings: 50A, 3-Pole, 480V match your system and device labeling.\u003c\/li\u003e \u003cli\u003eCheck panel and MCC documentation to ensure the physical fit and termination style align with your enclosure.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eNote: Confirm fit and ratings before ordering to ensure seamless integration with your existing electrical infrastructure.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46425519325346,"sku":"NEF431050","price":310.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/nef431050-circuit-breaker-50a-3-pole-480v-642.webp?v=1789418407","url":"https:\/\/www.ampstate.com\/products\/nef431050-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}