{"product_id":"schneider-electric-ck400n-circuit-breaker","title":"Schneider Electric | CK400N | Circuit Breaker | 400A | 3-Pole","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eSchneider Electric CK400N\u003c\/strong\u003e is a genuine 400A, 3-pole circuit breaker built to protect power distribution in demanding industrial and commercial environments. Designed for maintenance, retrofit, and replacement projects, this breaker delivers exact-spec compatibility so your system stays safe, compliant, and up to code without unnecessary downtime.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eAmperage: 400A\u003c\/li\u003e \u003cli\u003ePoles: 3-Pole\u003c\/li\u003e \u003cli\u003ePart number: CK400N\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this breaker matters for your system\u003c\/h3\u003e\n\u003cp\u003eChoosing the CK400N means opting for a like-for-like replacement that preserves the integrity of your existing protection scheme. It’s purpose-built for installations where matching specs are non-negotiable, reducing the risk of incompatibilities and ensuring predictable electrical behavior across your panels and feeders. With Schneider Electric’s engineering backing, you get dependable performance aligned with your current protection strategy.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMaintenance of existing Schneider Electric panels and gear that require a 400A, 3-pole solution\u003c\/li\u003e \u003cli\u003eRetrofit projects where upgrading or restoring protection without changing the panel design is necessary\u003c\/li\u003e \u003cli\u003eReplacement scenarios for failed or worn-out breakers in compatible systems\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eCompatibility and ordering tips\u003c\/h3\u003e\n\u003cp\u003eFor a seamless fit, \u003cstrong\u003econfirm fit and ratings before ordering\u003c\/strong\u003e. Use the \u003cstrong\u003eCK400N\u003c\/strong\u003e part number as the best reference to verify compatibility with your panel, bus arrangement, and electrical requirements. This part is specifically suited for environments that rely on Schneider Electric’s protection philosophy and system interoperability.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Schneider Electric","offers":[{"title":"Default Title","offer_id":46427184529570,"sku":"CK400N","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_a0994f42-7fad-49d1-911a-c2784022b8c9.png?v=1765492979","url":"https:\/\/www.ampstate.com\/products\/schneider-electric-ck400n-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}