{"product_id":"eaton-kdc3400l-circuit-breaker","title":"Eaton | KDC3400L | Circuit Breaker | 400A | 3-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003eThe Eaton KDC3400L circuit breaker is a robust protection device designed for demanding electrical panels. Featuring a 400 A rating with a 3-pole configuration and a 600 V operating capacity, it’s engineered to provide reliable overcurrent protection in industrial and commercial environments. This unit is ideal for maintenance, retrofit, and replacement projects where exact specifications matter and compatibility is non-negotiable.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage\u003c\/strong\u003e: 400 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: 600 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBest compatibility reference\u003c\/strong\u003e: Part number KDC3400L\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIdeal use cases\u003c\/strong\u003e: Maintenance, retrofit, and replacement where matching specs are required\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eImportant compatibility note\u003c\/strong\u003e: Confirm fit and ratings before ordering. The KDC3400L is the most reliable reference for ensuring that this breaker matches your panel’s design, bus configuration, and protective characteristics. Use the part number as the primary verification to avoid mismatches during installation.\u003c\/p\u003e \u003ch3\u003eWhere this breaker shines\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eIndustrial and commercial panels that require a 400 A, 3-pole, 600 V protection device\u003c\/li\u003e \u003cli\u003eRetrofit projects where upgrading or replacing aging protection with an Eaton-form factor is essential\u003c\/li\u003e \u003cli\u003eMaintenance scenarios that demand a direct, compatible substitute to minimize downtime\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical guidance for sourcing and installation\u003c\/h3\u003e\n\u003cp\u003eWhen sourcing the KDC3400L, align the part number with your panel’s data plate and bus configuration. If you’re replacing an existing unit, this model typically provides a direct substitute due to its matching specs. For new installations, verify that the system voltage, current rating, and pole arrangement meet your protective requirements to ensure seamless integration and reliable performance.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Eaton","offers":[{"title":"Default Title","offer_id":46426444169378,"sku":"KDC3400L","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-kdc3400l-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}