{"product_id":"siemens-jd62b400-circuit-breaker","title":"Siemens | JD62B400 | Circuit Breaker | 400A | 2-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Siemens JD62B400 Circuit Breaker—your dependable high-current protection solution built for reliability in demanding electrical environments. Identified by the JD62B400 part number, this 2-pole breaker is designed for applications where solid performance and precise compatibility matter.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003e400A current rating\u003c\/strong\u003e provides decisive protection for heavy feeders and main circuits, helping to prevent damage from overloads and faults.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e2-pole design\u003c\/strong\u003e ensures simultaneous disconnection of both conductors, enhancing safety and trip coordination in 600V systems.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e600V maximum system voltage\u003c\/strong\u003e aligns with a wide range of industrial and commercial electrical installations, offering versatile protection for modern panel boards.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaintenance, retrofit, and replacement ready\u003c\/strong\u003e specifically suited for scenarios where matching specs are required, making upgrades and part replacements straightforward.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number reference\u003c\/strong\u003e—JD62B400 is the most reliable identifier to confirm compatibility with your equipment and panel configuration.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFit verification\u003c\/strong\u003e before ordering is essential to ensure seamless integration with your existing gear and to maintain compliance with applicable codes.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this Siemens circuit breaker stands out\u003c\/h3\u003e\n\u003cp\u003eSiemens brings a legacy of electrical protection that combines robust performance with thoughtful compatibility. The JD62B400 is crafted for environments where reliability matters—from industrial facilities to retrofit projects—delivering predictable, safe shutoff when it’s needed most.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cp\u003eUse this 400A, 2-pole, 600V circuit breaker for high-current feeders, main distribution panels undergoing upgrades, or replacement scenarios in which exact specifications must be matched. It’s a practical choice for facilities managers and electricians tackling panel modernization or maintenance without compromising system integrity.\u003c\/p\u003e \u003ch3\u003eSpecifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 400A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 2-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 600V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e JD62B400\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e maintenance, retrofit, and replacement where specs must align\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompatibility tip:\u003c\/strong\u003e Confirm fit and ratings before ordering; the JD62B400 reference is your best guide to compatibility.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46427481276578,"sku":"JD62B400","price":4253.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_ad06fdd7-931c-4a09-bfbe-d05329579cd6.png?v=1765492978","url":"https:\/\/www.ampstate.com\/products\/siemens-jd62b400-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}