{"product_id":"eaton-chkd3400-circuit-breaker","title":"Eaton | CHKD3400 | Circuit Breaker | 400A | 3-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003eThe Eaton CHKD3400 is a 400A, 3-pole circuit breaker engineered for robust protection in industrial electrical systems. With a 600V rating, it is designed to safely interrupt fault currents and protect downstream equipment in demanding environments.\u003c\/p\u003e \u003cp\u003eBuilt for maintenance, retrofit, and replacement projects where exact specifications matter, this unit ensures you can restore or upgrade your distribution panel with a like-for-like Eaton solution.\u003c\/p\u003e \u003cp\u003eKey compatibility and ordering note: the CHKD3400 part number is the most reliable reference for matching breakers to your panel. Before purchasing, verify that the fit and ratings align with your equipment and local electrical codes.\u003c\/p\u003e \u003ch3\u003eSpecifications at a glance\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 400 A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 600 V\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMaintenance on existing Eaton panels that require a like-for-like 400A, 3-pole, 600V breaker\u003c\/li\u003e\n\u003cli\u003eRetrofit projects upgrading protection to a higher-capacity 400A circuit in medium- and large-scale electrical distributions\u003c\/li\u003e\n\u003cli\u003eReplacement of failed breakers in industrial facilities, manufacturing lines, or data centers using Eaton gear\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy choose this Eaton CHKD3400 breaker\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eExact form factor and electrical interface designed to fit compatible Eaton panels, reducing installation time and uncertainty\u003c\/li\u003e\n\u003cli\u003eTrusted Eaton engineering and compatibility with Eaton distribution systems\u003c\/li\u003e\n\u003cli\u003eClear reference point for purchasing and procurement with the CHKD3400 part number\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003ePractical tips: Always consult your panel’s documentation and a licensed electrician to confirm compatibility. Cross-reference the CHKD3400 with your panel catalog, and check for any model-specific requirements such as mounting arrangement and electrical clearances.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Eaton","offers":[{"title":"Default Title","offer_id":46426145652898,"sku":"CHKD3400","price":2010.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/eaton-chkd3400-circuit-breaker-400a-3-pole-600v-113.webp?v=1789521807","url":"https:\/\/www.ampstate.com\/products\/eaton-chkd3400-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}