{"product_id":"westinghouse-kb3125-circuit-breaker","title":"Westinghouse | KB3125 | Circuit Breaker | 3-Pole","description":"\u003cdiv\u003e\n\u003cp\u003eThe Westinghouse KB3125 3-Pole Circuit Breaker is engineered to deliver dependable overcurrent protection where precise compatibility matters. Designed for maintenance, retrofit, and replacement projects, this breaker helps you keep critical systems running smoothly by matching the exact specifications your panel requires.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eThree-pole design\u003c\/strong\u003e supports common 3‑phase electrical configurations, enabling seamless integration in compatible panels.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number KB3125\u003c\/strong\u003e serves as the definitive reference for compatibility, ensuring you’re selecting the right unit for your setup.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eTargeted use cases\u003c\/strong\u003e—maintenance, retrofit, and replacement—where matching ratings and specs are essential to maintain system reliability.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFit-first verification\u003c\/strong\u003e—before ordering, confirm that your panel’s frame style and interrupting rating align with the KB3125 specifications to prevent downtime.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this 3-Pole breaker is a smart choice\u003c\/h3\u003e\n\u003cp\u003eIn controlled electrical environments, using the exact part reference minimizes the risk of misfits that can compromise protection or trigger nuisance trips. The KB3125 is purpose-built for scenarios where exact spec matching is non-negotiable, giving technicians peace of mind during upgrades or part replacements.\u003c\/p\u003e \u003ch3\u003eWho benefits\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eElectrical technicians performing panel upgrades or repairs.\u003c\/li\u003e \u003cli\u003eFacility managers planning retrofit projects to modernize electrical infrastructure.\u003c\/li\u003e \u003cli\u003eMaintenance teams needing reliable, on-spec components to reduce service interruptions.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eUse cases and practical tips\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eReplace a worn or tripped 3-pole breaker in a compatible Westinghouse or panel that requires a three-pole unit with the KB3125 reference.\u003c\/li\u003e \u003cli\u003eUse during retrofit projects where three-phase protection is mandatory and exact spec alignment is required.\u003c\/li\u003e \u003cli\u003eCross-check panel labeling and service ratings, then verify the KB3125 part number to ensure a drop-in fit and proper protection.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eTechnical snapshot\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole • \u003cstrong\u003ePart number:\u003c\/strong\u003e KB3125 • \u003cstrong\u003eRecommended use:\u003c\/strong\u003e maintenance, retrofit, and replacement when matching specs are required\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Westinghouse","offers":[{"title":"Default Title","offer_id":46424400658594,"sku":"KB3125","price":310.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/westinghouse-kb3125-circuit-breaker-3-pole-471.webp?v=1789352862","url":"https:\/\/www.ampstate.com\/products\/westinghouse-kb3125-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}