{"product_id":"400v","title":"Ls 400V - 63A, 4-Pole, Circuit Breaker","description":"\u003cdiv\u003e\n\u003cp\u003eThe LS 400V - 63A, 4-Pole Circuit Breaker is built for dependable overcurrent protection in demanding electrical environments. With a 63A rating and a 4-Pole configuration, this breaker isolates all three phases plus the neutral when faults occur, delivering safe, coordinated shutdowns in one compact unit.\u003c\/p\u003e \u003ch2\u003eWhy the 4-Pole design matters\u003c\/h2\u003e\n\u003cp\u003eIn three-phase systems, a 4-Pole circuit breaker provides complete interruption across every active conductor. This means safer maintenance, reduced risk of neutral backfeed, and cleaner startup sequences for equipment in motor control centers, panelboards, and switchboards.\u003c\/p\u003e \u003ch2\u003eKey specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 400V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCurrent rating:\u003c\/strong\u003e 63A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 4-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBreaker type:\u003c\/strong\u003e Circuit Breaker\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eIdeal applications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eIndustrial panelboards and switchboards requiring reliable overcurrent protection\u003c\/li\u003e \u003cli\u003eMotor control centers where consistent fault interruption is critical\u003c\/li\u003e \u003cli\u003eCommercial and OEM distribution panels that demand safe, predictable operation\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhat it solves for you\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eProtects sensitive equipment from overcurrent events, minimizing downtime and equipment damage\u003c\/li\u003e \u003cli\u003eProvides full-phase isolation, enhancing safety during maintenance and fault recovery\u003c\/li\u003e \u003cli\u003eOffers flexible integration into existing 4-pole layouts, simplifying upgrades and replacements\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy choose LS for protection you can trust\u003c\/h2\u003e\n\u003cp\u003eThis LS circuit breaker is purpose-built for environments where dependable protection and safe operation are non-negotiable. It’s designed to stand up to industrial workloads, deliver consistent performance in distribution panels and motor centers, and support long-term reliability for facilities that run on 400V three-phase power.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Ls","offers":[{"title":"Default","offer_id":46390773907618,"sku":"400V","price":127.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/circuit_breaker_generic_37f338a5-0a17-403d-bd84-4ed3768ead5b.png?v=1765379708","url":"https:\/\/www.ampstate.com\/products\/400v","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}