{"product_id":"westinghouse-ja3150w-circuit-breaker","title":"Westinghouse | JA3150W | Circuit Breaker | 150A | 3-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Westinghouse JA3150W circuit breaker—a sturdy 150A, 3‑pole unit designed for reliability in maintenance, retrofit, and replacement projects. Built to handle demanding 600V systems, this breaker provides solid protection and dependable performance when you need to safeguard circuits in compatible panels.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 150A\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\n\u003c\/ul\u003e \u003ch3\u003eWhy this Westinghouse breaker stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\u003cstrong exact compatibility reference:\u003e The JA3150W part number is the best reference for ensuring the right fit in your panel. \u003c\/strong\u003e\u003c\/li\u003e \u003cli\u003e\u003cstrong designed for three protection:\u003e Ideal for multi‑branch or three‑phase configurations where robust interruption is required.\u003c\/strong\u003e\u003c\/li\u003e \u003cli\u003e\u003cstrong reliable replacement option:\u003e A precise match for maintenance or retrofit projects, helping you restore system protection quickly without unnecessary downtime.\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eFit, compatibility \u0026amp; installation basics\u003c\/h3\u003e\n\u003cp\u003eBefore you order, verify that the JA3150W matches your panel’s requirements. The part number is your strongest compatibility signal—cross‑check it against your electrical panel labeling and any service manuals. When installing, follow standard safety practices: shut off main power, verify absence of voltage, and securely mount the breaker so it aligns with the panel bus and mounting rails.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eReplacing a failed or worn 150A, 3‑pole breaker in Westinghouse panels.\u003c\/li\u003e \u003cli\u003eRetrofit projects where a 600V, three‑pole protection device is required to support updated equipment or expanded circuits.\u003c\/li\u003e \u003cli\u003eMaintenance scenarios that demand a precise, compatible replacement to minimize compatibility issues.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical considerations\u003c\/h3\u003e\n\u003cp\u003eConsider keeping a spare JA3150W on hand for planned outages or future panel work. Because compatibility hinges on the exact part number, relying on the JA3150W reference helps prevent mismatches that can delay runtime protection. This approach supports smoother panel maintenance and more predictable project timelines.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Westinghouse","offers":[{"title":"Default Title","offer_id":46427260747938,"sku":"JA3150W","price":510.0,"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\/westinghouse-ja3150w-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}