{"product_id":"eaton-ck3400ee-circuit-breaker","title":"Eaton | CK3400EE | Circuit Breaker | 400A | 3-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eEaton CK3400EE\u003c\/strong\u003e Circuit Breaker — a rugged, OEM-aligned solution delivering dependable overcurrent protection for demanding three-phase systems. With a 400A rating, 3-pole configuration, and a 600V voltage rating, this breaker is purpose-built for maintenance, retrofit, and replacement projects where exact specifications matter.\u003c\/p\u003e \u003ch3\u003eKey specifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 400 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePole configuration:\u003c\/strong\u003e 3-Pole (common trip)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 600 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Part number CK3400EE ensures precise fit in Eaton-compatible panels and enclosures\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy the CK3400EE stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\u003cstrong precise compatibility:\u003e The CK3400EE is specifically identified for matching Eaton panel systems. Before ordering, verify fit and ratings using the exact part number to ensure seamless substitution in your distribution network.\u003c\/strong\u003e\u003c\/li\u003e \u003cli\u003e\u003cstrong reliable three-phase protection:\u003e A 3-Pole design provides synchronized trip for all phases, simplifying maintenance and enhancing safety during servicing of motors and large loads.\u003c\/strong\u003e\u003c\/li\u003e \u003cli\u003e\u003cstrong robust for industrial environments:\u003e Built to handle the demands of commercial and industrial applications where high-current protection and fast fault isolation are critical.\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMaintenance or retrofit of existing Eaton panels that require a 400A, 3-Pole, 600V breaker.\u003c\/li\u003e \u003cli\u003eReplacement of aging or failed breakers in industrial facilities, manufacturing lines, or large-capacity feeders.\u003c\/li\u003e \u003cli\u003eUpgrading electrical infrastructure for three-phase motor loads, conveyors, HVAC equipment, or heavy machinery that run on 600V systems.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical guidance for procurement and installation\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eConfirm fit first:\u003c\/strong\u003e Use the CK3400EE part number as the primary reference when checking compatibility with your panel or enclosure.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMatch the environment:\u003c\/strong\u003e Ensure the installed breaker’s amperage, pole count, and voltage align with the circuit being protected.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSafety and compliance:\u003c\/strong\u003e Installation and servicing should be performed by qualified electricians following local electrical codes and standards.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eThis description reflects the Eaton CK3400EE’s core strengths: high-current, three-phase protection in a format designed for reliable replacement and modernization of existing electrical installations. If your project requires a precise 400A, 3-Pole, 600V solution that fits Eaton-panel ecosystems, the CK3400EE is engineered to deliver consistent performance and streamlined compatibility.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Eaton","offers":[{"title":"Default Title","offer_id":46426442268834,"sku":"CK3400EE","price":63690.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/eaton-ck3400ee-circuit-breaker-400a-3-pole-600v-596.webp?v=1789578149","url":"https:\/\/www.ampstate.com\/products\/eaton-ck3400ee-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}