{"product_id":"westinghouse-chkd3400t52w-400a-3p-600v-circuit-breaker","title":"Westinghouse CHKD3400T52W Circuit Breaker, 400A, 3-Pole, 600V","description":"\u003cdiv\u003e\n\u003cp\u003eThe Westinghouse CHKD3400T52W circuit breaker delivers rugged overcurrent protection for heavy-duty electrical systems. With a 400 A rating, a 3-pole configuration, and a 600 V maximum, it's built for industrial service, maintenance, and replacement projects where reliability matters.\u003c\/p\u003e \u003cp\u003eDesigned for 3-phase power, the CHKD3400T52W is a genuine Westinghouse component meant to integrate with compatible equipment. To confirm fit, verify the part number CHKD3400T52W against your application requirements. If you need help matching a part number or confirming compatibility, message us and we'll help.\u003c\/p\u003e \u003ch3\u003eKey specifications and compatibility\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\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 600 V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e CHKD3400T52W\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct type:\u003c\/strong\u003e Circuit Breaker\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhere and how to use\u003c\/h3\u003e\n\u003cp\u003eIdeal for industrial electrical service, maintenance, and replacement projects. Use in three-phase distribution panels, switchgear, or panelboards that require a 600 V class breaker and a 400 A rating. This is a \"fit-for-purpose\" piece when you’re upgrading an existing installation or stocking spare parts for critical equipment uptime.\u003c\/p\u003e \u003ch3\u003eWhat makes it different\u003c\/h3\u003e\n\u003cp\u003eCompared to generic breakers, this Westinghouse unit ships with a part-number-specific fit that helps ensure proper mounting, trip coordination, and compatibility with your existing Westinghouse or compatible equipment. The emphasis on exact part-number matching reduces retrofit risk and supports more predictable maintenance planning.\u003c\/p\u003e \u003ch3\u003ePractical tips\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAlways verify fit by part number CHKD3400T52W and your panel requirements before installation.\u003c\/li\u003e\n\u003cli\u003eKeep a spare on hand for critical industrial lines to minimize downtime during replacements.\u003c\/li\u003e\n\u003cli\u003eIf your system has a three-phase configuration, this 3-pole breaker provides synchronized protection across all phases.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e This description uses only the information provided. For compatibility or additional details, reach out via messaging and we'll assist with part-number verification and application requirements.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46416025649314,"sku":"CHKD3400T52W","price":29625.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_513d6710-3734-4b27-839d-f68e6f4b470a.png?v=1765492974","url":"https:\/\/www.ampstate.com\/products\/westinghouse-chkd3400t52w-400a-3p-600v-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}