{"product_id":"eaton-jdb3125w-circuit-breaker","title":"Eaton | JDB3125W | Circuit Breaker | 125A | 3-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003eEaton JDB3125W Circuit Breaker delivers dependable protection for three-phase electrical systems with a 125 A rating. Sized for industrial and commercial panels, this 3-pole, 600 V unit is designed for maintenance, retrofit, and replacement projects where exact spec matching is essential.\u003c\/p\u003e \u003ch2\u003eKey compatibility and protection you can trust\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 125 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole (three-phase)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 600 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number as compatibility reference:\u003c\/strong\u003e JDB3125W is the best reference to ensure fit with Eaton panels and assemblies\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Eaton\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eIdeal use scenarios\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eMaintenance: replace aging or faulty breakers in compatible Eaton panels to restore reliable protection.\u003c\/li\u003e \u003cli\u003eRetrofit: upgrade panel configurations that require precise three-phase 125 A protection without changing the overall system design.\u003c\/li\u003e \u003cli\u003eReplacement: when updating or restoring a legacy Eaton setup, ensuring exact spec alignment with existing bus bar and trip characteristics.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy this matters — what problems it solves\u003c\/h2\u003e\n\u003cp\u003eUsing the exact Eaton JDB3125W ensures compatibility with your panel’s bus and protective characteristics, minimizing the risk of misfit parts or incorrect trip behavior. With a clear 125 A, 3-Pole, 600 V specification, it provides dependable, predictable protection for feeders and main circuits in commercial and industrial environments, helping you maintain safety, reduce downtime, and meet electrical code expectations.\u003c\/p\u003e \u003ch2\u003eTechnical snapshot\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\u003cstrong amperage:\u003e 125 A\u003c\/strong\u003e\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 600 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e JDB3125W\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Eaton\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Eaton","offers":[{"title":"Default Title","offer_id":46427391787170,"sku":"JDB3125W","price":3995.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_ad06fdd7-931c-4a09-bfbe-d05329579cd6.png?v=1765492978","url":"https:\/\/www.ampstate.com\/products\/eaton-jdb3125w-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}