{"product_id":"westinghouse-j3125-circuit-breaker","title":"Westinghouse | J3125 | Circuit Breaker | 125A | 600V | 22kA | Bolt-On","description":"\u003cdiv\u003e\n\u003cp\u003eDesigned for maintenance, retrofit, and replacement projects, the Westinghouse J3125 circuit breaker is a dependable 125A, 600V bolt-on unit that protects electrical circuits while supporting streamlined panel upgrades. With a robust 22kA interrupting capacity, this breaker delivers strong fault-current protection in many commercial and light-industrial settings. Use the J3125 part number as your primary reference to ensure a precise fit and ratings before ordering.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 125 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 600 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eInterrupting capacity:\u003c\/strong\u003e 22 kA\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Bolt-On\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e J3125\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhat makes this breaker stand out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eBolt-on convenience:\u003c\/strong\u003e Quick, secure installation that simplifies replacement and reduces panel downtime.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eHigh fault protection:\u003c\/strong\u003e 22kA interrupting capacity provides robust protection against short-circuit events in appropriate panel configurations.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eClear compatibility signal:\u003c\/strong\u003e The J3125 designation is the best reference for ensuring you’re choosing the correct unit for your panel or gear.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMaintenance work on panels that require a 125A, 600V bolt-on breaker with a 22kA rating.\u003c\/li\u003e \u003cli\u003eRetrofit projects where older gear needs upgrading to meet current protection standards without changing the panel layout.\u003c\/li\u003e \u003cli\u003eReplacement scenarios in existing equipment that specifies the J3125 part number for compatibility.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eInstallation and compatibility tips\u003c\/h3\u003e\n\u003cp\u003eBefore you order, confirm that your panel accepts a 125A, 600V bolt-on breaker with a 22kA interrupting rating and that the mounting provisions match your enclosure. Rely on the J3125 part number as the most reliable cross-reference for achieving a precise fit and safe operation. If you’re updating an older system, verify that the panel’s labeling aligns with these specifications to maintain compliant protection for the circuit.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Westinghouse","offers":[{"title":"Default Title","offer_id":46424394662050,"sku":"J3125","price":310.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_a085eff1-75dd-47ee-b131-4c8df8f0489b.png?v=1765492976","url":"https:\/\/www.ampstate.com\/products\/westinghouse-j3125-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}