{"product_id":"nef431090r-circuit-breaker","title":"NEF431090R | Circuit Breaker | 90A | 3-Pole | 480V | Bolt-On","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the NEF431090R, a rugged 90 Amp, 3-Pole circuit breaker engineered for industrial power systems operating at 480V. This Bolt-On model is built for maintenance, retrofit, and replacement projects where exact specifications matter, delivering dependable protection exactly where you need it most.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 90 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 \u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Bolt-On\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eReference:\u003c\/strong\u003e Part number NEF431090R\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this breaker matters for your setup\u003c\/h3\u003e\n\u003cp\u003eThree-pole protection ensures balanced interrupting of all phases, safeguarding motors, drives, and other three-phase equipment from overloads and faults. The 90 A rating aligns with common industrial feeders and motor circuits, enabling clean, predictable tripping behavior that minimizes downtime and collateral damage.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eRetrofits and panel upgrades where a matching 3-Pole, 480V, 90A bolt-on breaker is required\u003c\/li\u003e \u003cli\u003eMaintenance replacements to restore original protection characteristics\u003c\/li\u003e \u003cli\u003eReplacement in aging electrical racks or switchgear where spec alignment is critical\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical notes for procurement\u003c\/h3\u003e\n\u003cp\u003eNotes: Confirm fit and ratings before ordering. The NEF431090R part number is the most reliable reference for compatibility with your panel and bus configuration. Use this breaker when you need a precise, drop-in replacement that preserves system protection and electrical characteristics.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46424423235746,"sku":"NEF431090R","price":310.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/nef431090r-circuit-breaker-90a-3-pole-480v-bolt-881.webp?v=1789356852","url":"https:\/\/www.ampstate.com\/products\/nef431090r-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}