{"product_id":"westinghouse-rkl3300l-circuit-breaker","title":"Westinghouse | RKL3300L | Circuit Breaker | 300A | 3-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003eWhen your electrical panel requires reliable overcurrent protection for a 3‑phase, high‑current circuit, the Westinghouse RKL3300L circuit breaker delivers purpose‑built performance for maintenance, retrofit, and replacement projects.\u003c\/p\u003e \u003cp\u003eThe RKL3300L is a robust 300A, 3‑pole breaker rated for up to 600V, engineered to drop into compatible panels and provide dependable interruption when overcurrent events occur. For compatibility, the part number is the best reference—confirm fit and ratings before ordering.\u003c\/p\u003e \u003ch3\u003eKey specifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eAmperage: 300A\u003c\/li\u003e \u003cli\u003ePoles: 3‑Pole\u003c\/li\u003e \u003cli\u003eVoltage: 600V\u003c\/li\u003e \u003cli\u003ePart number: RKL3300L\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this matters for your system\u003c\/h3\u003e\n\u003cp\u003eIn three‑phase electrical setups, a 300A, 3‑pole breaker protects all three hot legs, helping maintain system uptime and safe shutdown during fault conditions. Westinghouse’s RKL3300L is designed for reliability in commercial and industrial environments where a precise match to existing specifications is crucial.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eRetrofit projects that require exact 300A, 3‑pole, 600V specifications\u003c\/li\u003e \u003cli\u003eReplacement for worn or failed breakers in legacy panels\u003c\/li\u003e \u003cli\u003eMaintenance and upgrade initiatives in facilities with three‑phase power needs\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eImportant note:\u003c\/strong\u003e Confirm fit and ratings before ordering. The part number is your best reference for compatibility, ensuring you get the correct breaker for your panel and electrical system.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Westinghouse","offers":[{"title":"Default Title","offer_id":46427401683106,"sku":"RKL3300L","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-rkl3300l-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}