{"product_id":"eaton-mdl3450w-circuit-breaker","title":"Eaton | MDL3450W | Circuit Breaker | 450A | 3-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Eaton MDL3450W circuit breaker — a precise, high-current solution for demanding electrical distribution. Designed for 450A, 3-pole service with a 600V rating, this unit is tailored for maintenance, retrofit, and replacement tasks where exact specifications matter. The MDL3450W is the dependable reference when compatibility hinges on a specific part number.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmpere rating:\u003c\/strong\u003e 450 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole configuration for three-phase protection\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaximum voltage:\u003c\/strong\u003e 600 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication fit:\u003c\/strong\u003e Ideal for service panels, switchgear, and distribution boards needing an Eaton MDL-series solution\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompatibility tip:\u003c\/strong\u003e Confirm fit and ratings before ordering; the part number MDL3450W is the most reliable reference for compatibility\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhy this matters\u003c\/strong\u003e: In mid- to high-current installations, selecting a breaker with the exact amperage, pole arrangement, and voltage rating ensures reliable protection and predictable behavior during faults. The MDL3450W carries Eaton's engineering precision for a seamless retrofit or replacement, reducing guesswork and keeping your system aligned with existing architecture.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eRetrofit projects and replacements in panels that specify the MDL3450W or MDL-series breakers\u003c\/li\u003e \u003cli\u003eReplacement of failed 450A, 3-pole breakers in commercial or industrial feeder circuits\u003c\/li\u003e \u003cli\u003eHigh-current distributions where 600 V-class insulation and protection are required\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical guidance for installation and maintenance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eAlways verify panel labeling and manufacturer recommendations before purchasing. Use the MDL3450W part number as the key cross-reference\u003c\/li\u003e \u003cli\u003eFollow local electrical codes and have a licensed electrician perform installation and testing\u003c\/li\u003e \u003cli\u003eKeep a ready supply of compatible MDL3450W breakers for planned maintenance to minimize downtime\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWith the confidence of Eaton engineering, the MDL3450W delivers a clear, dependable path for maintaining robust protection in medium-to-high current systems. By matching the exact amperage, pole configuration, and voltage rating, you secure consistent protection that supports reliable operation and safer power delivery.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Eaton","offers":[{"title":"Default Title","offer_id":46426457473186,"sku":"MDL3450W","price":2010.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_a085eff1-75dd-47ee-b131-4c8df8f0489b.png?v=1765492976","url":"https:\/\/www.ampstate.com\/products\/eaton-mdl3450w-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}