{"product_id":"westinghouse-rj3090l-circuit-breaker","title":"Westinghouse | RJ3090L | Circuit Breaker | 90A | 3-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Westinghouse \u003cstrong\u003eRJ3090L circuit breaker\u003c\/strong\u003e — a purpose-built solution for reliable overcurrent protection in demanding electrical installations. Engineered for maintenance, retrofit, and replacement projects that demand exact specs, this \u003cstrong\u003e3-pole\u003c\/strong\u003e, \u003cstrong\u003e90 A\u003c\/strong\u003e unit is ready to safeguard your \u003cstrong\u003e600 V\u003c\/strong\u003e circuits.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 90 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 600 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart reference:\u003c\/strong\u003e RJ3090L\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy choose the Westinghouse \u003cstrong\u003eRJ3090L\u003c\/strong\u003e? When you're upgrading or substituting components in a panel, matching the exact part number and ratings is critical for safe operation and code compliance. The RJ3090L is designed to slot into systems that require a 3-pole breaker with a 600-volt rating and a 90-amp trip capability, ensuring continuity of service while protecting cables, conductors, and connected equipment from overcurrent conditions.\u003c\/p\u003e \u003cp\u003eIdeal use cases:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eRetrofits: Replace aging or failed breakers with a direct-match unit that preserves system protection levels.\u003c\/li\u003e \u003cli\u003eMaintenance: Keep spare units on hand for fast, socket-ready replacements during downtime.\u003c\/li\u003e \u003cli\u003eNew-press projects: Install in panels that specify 3-pole, 600V, 90A protection to meet electrical code requirements.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003ePractical tips for ensuring a proper fit:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eAlways verify the panel's acceptable breaker family and confirm the RJ3090L as the best compatibility reference before ordering.\u003c\/li\u003e \u003cli\u003eCross-check the amperage, voltage, and pole configuration against the existing installation label to avoid mismatches.\u003c\/li\u003e \u003cli\u003eConsult a licensed electrician if you’re unsure about panel compatibility or disconnection procedures.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWith the Westinghouse \u003cstrong\u003eRJ3090L\u003c\/strong\u003e circuit breaker in place, you get dependable trip performance and robust protection for critical circuits at 600 volts, backed by a trusted brand with a long history of electrical safety. Use this unit when your project requires exact specifications, reliable operation, and straightforward replacement workflows.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Westinghouse","offers":[{"title":"Default Title","offer_id":46427403452578,"sku":"RJ3090L","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-rj3090l-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}