{"product_id":"hef425045-circuit-breaker","title":"HEF425045 | Circuit Breaker | 45A | 2-Pole | 480V","description":"\u003cdiv\u003e\n\u003cp\u003eHEF425045 is an industrial circuit breaker designed to protect electrical distribution circuits in maintenance, retrofit, and replacement projects where exact specifications matter. This 2-pole unit delivers reliable 45-amp protection for 480-volt systems, making it a solid choice for mid‑range industrial panels and switchgear.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 45 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 2-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 480 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart reference:\u003c\/strong\u003e HEF425045 (best reference for compatibility)\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this HEF425045 stands out\u003c\/h3\u003e\n\u003cp\u003eDesigned for demanding industrial environments, this circuit breaker provides solid protection with a straightforward installation path. The 2-pole design ensures simultaneous disconnection of both hot conductors, simplifying fault isolation and enhancing safety. By aligning with exact amperage, voltage, and pole requirements, it helps prevent nuisance trips and under‑protection in critical 480V systems.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eRetrofit projects in 480V distribution panels where a precise 45A, 2-pole solution is needed\u003c\/li\u003e \u003cli\u003eReplacement units for aging equipment in manufacturing lines, HVAC systems, and process controls\u003c\/li\u003e \u003cli\u003eMaintenance upgrades in facility electrical infrastructure to maintain reliable protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eBuying guidance and installation tips\u003c\/h3\u003e\n\u003cp\u003eBefore placing an order, confirm fit and ratings. The part number HEF425045 is the most reliable reference for compatibility with your panel or enclosure. If your system requires a different voltage, amperage, or pole configuration, select the matching model to ensure safe, code-compliant protection.\u003c\/p\u003e \u003cp\u003eIn summary, if your application runs at 480V, needs a 2-pole configuration, and requires 45A protection, HEF425045 provides a precise, dependable match that supports safe operation and easy replacement in industrial environments.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46426441679010,"sku":"HEF425045","price":2010.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/hef425045-circuit-breaker-45a-2-pole-480v-211.webp?v=1789578005","url":"https:\/\/www.ampstate.com\/products\/hef425045-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}