{"product_id":"eaton-kcdplb-400a-3p-600v-circuit-breaker","title":"Eaton KCDPLB Circuit Breaker, 400A, 3-Pole, 600V","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eEaton KCDPLB Circuit Breaker — 400 A, 3-Pole, 600 V\u003c\/strong\u003e\u003c\/p\u003e \u003cp\u003eThe Eaton KCDPLB is a robust circuit breaker engineered for industrial electrical service, maintenance, and replacement projects. With a solid 400 amp rating and a 3-pole configuration, it delivers reliable three-phase protection for demanding power distribution systems up to 600 volts. Use the part number to confirm compatibility with your specific application and Eaton panel lineup.\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\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 600 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e KCDPLB\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy this matters in the field: a properly matched circuit breaker prevents costly equipment damage and unscheduled downtime by interrupting fault currents and protecting feeders, motors, and other critical loads in heavy-duty environments. The 3-pole design ensures balanced protection across all three phases, helping maintain system stability even during fault events.\u003c\/p\u003e \u003cp\u003eIdeal use cases include:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eNew installations in industrial facilities that require reliable three-phase, 600V protection\u003c\/li\u003e \u003cli\u003eMaintenance and replacement projects where existing Eaton equipment needs an exact, drop-in fit\u003c\/li\u003e \u003cli\u003eSystem upgrades that demand a proven, field-compatible 400 A breaker to match existing protection schemes\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eCompatibility and setup notes: verify fit by part number and application requirements. If you’re unsure about exact compatibility, send a message and we’ll assist with matching the KCDPLB to your Eaton system and intended use.\u003c\/p\u003e \u003cp\u003eWith the Eaton KCDPLB, you get a purpose-built solution tailored for industrial power distribution—designed to install quickly, function reliably in challenging environments, and keep critical processes running smoothly.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46416041935010,"sku":"KCDPLB","price":2233.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/eaton-kcdplb-circuit-breaker-400a-3-pole-600v-breakers-463.webp?v=1789227997","url":"https:\/\/www.ampstate.com\/products\/eaton-kcdplb-400a-3p-600v-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}