{"product_id":"eaton-kprl4ckds-circuit-breaker","title":"Eaton | KPRL4CKDS | Circuit Breaker | 400A | 3-Pole","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Eaton KPRL4CKDS circuit breaker — a 400A, 3-Pole protection device engineered for industrial electrical systems that demand reliability and precise compatibility.\u003c\/p\u003e \u003cp\u003eDesigned for maintenance, retrofit, and replacement projects where exact specifications matter, this part-number-specific breaker ensures you’re selecting the right component for your Eaton panel and existing hardware.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eExact compatibility\u003c\/strong\u003e: Part number KPRL4CKDS is the best reference to confirm fit with Eaton panels and accessories.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eHigh-capacity protection\u003c\/strong\u003e: 400A amperage rating in a 3-Pole configuration to safeguard three-phase circuits.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile use cases\u003c\/strong\u003e: Ideal for maintenance, retrofit, and replacement tasks in commercial or industrial environments where reliable overcurrent protection is essential.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSimplified planning\u003c\/strong\u003e: Having the precise part number streamlines procurement and reduces the risk of mismatches during installation.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhy this matters\u003c\/strong\u003e: In complex electrical distributions, using the exact Eaton KPRL4CKDS breaker ensures compatibility with your panel design and consistent performance, minimizing downtime and helping keep your three-phase system protected under peak loads.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eUse cases and ideal customers\u003c\/strong\u003e:\u003c\/p\u003e \u003cul\u003e \u003cli\u003eFacilities managers and electricians performing scheduled maintenance on Eaton-based panels.\u003c\/li\u003e \u003cli\u003eRetrofits where current breakers are outdated or worn and must be replaced with an exact, compatible unit.\u003c\/li\u003e \u003cli\u003eNew installations in systems designed to operate with a 400A, 3-Pole Eaton breaker.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003ePractical tips\u003c\/strong\u003e:\u003c\/p\u003e \u003cul\u003e \u003cli\u003eAlways confirm fit and ratings before ordering—the part number is the most reliable reference for compatibility.\u003c\/li\u003e \u003cli\u003eFollow standard electrical safety practices and manufacturer installation guidelines when replacing a circuit breaker.\u003c\/li\u003e \u003cli\u003eKeep documentation of the panel maker, model, and replacement part number to simplify future service.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Eaton","offers":[{"title":"Default Title","offer_id":46426329645218,"sku":"KPRL4CKDS","price":19110.0,"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-kprl4ckds-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}