{"product_id":"la3400wsk-circuit-breaker","title":"LA3400WSK | Circuit Breaker | 400A | 3-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the LA3400WSK industrial circuit breaker—a precision protection device built for reliability in demanding electrical environments. With a robust 400A rating, 3-pole configuration, and a 600V operating capacity, this unit is crafted for maintenance, retrofit, and replacement projects where exact specs matter and downtime matters.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 400A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-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 LA3400WSK\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy this LA3400WSK fits scenarios where precision matters:\u003c\/p\u003e \u003cul\u003e \u003cli\u003eProvides dependable overcurrent protection for feeders and loads in industrial electrical panels that require a 3-pole, 600V configuration.\u003c\/li\u003e \u003cli\u003eFacilitates quick, straightforward replacements during maintenance windows, helping to minimize plant downtime.\u003c\/li\u003e \u003cli\u003eThe LA3400WSK part number is your best reference for compatibility, reducing guesswork when sourcing spares for legacy and updated equipment.\u003c\/li\u003e \u003cli\u003eIdeal for retrofit projects where the new breaker must align with existing mounting footprints and bus arrangements without sacrificing protection characteristics.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003ePractical use cases you can rely on:\u003c\/p\u003e \u003cul\u003e \u003cli\u003eMaintenance outages: perform swaps with minimal wiring changes while preserving the original protection scheme.\u003c\/li\u003e \u003cli\u003eRetrofits in industrial electrical panels: upgrade or replace aging breakers while maintaining the established 3-pole, 600V setup.\u003c\/li\u003e \u003cli\u003eReplacement strategy: keep a compatible spare on hand to drastically reduce downtime during part shortages or servere faults.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eImportant compatibility note: Before ordering, confirm fit and ratings. The part number LA3400WSK is the most reliable reference for ensuring your panel’s compatibility, bus configuration, and mounting style.\u003c\/p\u003e \u003cp\u003eInstallation considerations and practical tips:\u003c\/p\u003e \u003cul\u003e \u003cli\u003eVerify that your system operates at 600V and requires a 3-pole protection approach matching the device’s form factor.\u003c\/li\u003e \u003cli\u003eCheck mounting footprint and terminal connections to ensure a seamless, drop-in replacement in existing enclosures.\u003c\/li\u003e \u003cli\u003eCoordinate protection levels with upstream devices to preserve selective tripping and system safety.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46426243530914,"sku":"LA3400WSK","price":2010.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/la3400wsk-circuit-breaker-400a-3-pole-600v-492.webp?v=1789541855","url":"https:\/\/www.ampstate.com\/products\/la3400wsk-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}