{"product_id":"westinghouse-rj2090l-circuit-breaker","title":"Westinghouse | RJ2090L | Circuit Breaker | 90A | 2-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Westinghouse RJ2090L circuit breaker—a dependable, high-capacity protection solution designed for reliability in maintenance, retrofit, and replacement projects where exact specifications matter. This 90A, 2-pole breaker with a 600V rating is built to handle demanding electrical environments while delivering safe, synchronized disconnection of both hot lines.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eAmperage: 90A\u003c\/li\u003e \u003cli\u003ePoles: 2-Pole\u003c\/li\u003e \u003cli\u003eVoltage rating: 600V\u003c\/li\u003e \u003cli\u003ePart number: RJ2090L\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy this matters: a precise fit to your panel and circuit design is essential for safety and performance. The RJ2090L is the explicit reference point for compatibility, ensuring you’re selecting a breaker that matches your system’s trip characteristics and bus configuration. Before ordering, confirm fit and ratings against your panel model and service requirements—the part number RJ2090L is your best reference for a seamless match.\u003c\/p\u003e \u003ch3\u003eWho this is for\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eUpgrade or retrofit projects where a 90A, 2-pole, 600V breaker is required to protect feeders or branch circuits.\u003c\/li\u003e \u003cli\u003eMaintenance intervals where you need a direct replacement that aligns with existing wire sizing, panel layout, and fault-current requirements.\u003c\/li\u003e \u003cli\u003eRetrofits in industrial, commercial, or large-residential electrical setups that demand dependable overcurrent protection with dual-pole disconnection.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhat sets it apart\u003c\/h3\u003e\n\u003cp\u003eThe Westinghouse RJ2090L isn’t just another breaker. It’s designed to deliver coordinated disconnection across both hot lines, reducing shock risk and simplifying fault isolation. With its explicit 90A rating and 600V capability, it supports higher-demand circuits while maintaining robust protection standards. Rely on the RJ2090L for clear compatibility signals, straightforward replacement in compatible panels, and a trusted Westinghouse lineage you can count on for long-term service life.\u003c\/p\u003e \u003ch3\u003ePractical installation and use tips\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eVerify that your panel’s bus configuration and labeling match the RJ2090L’s two-pole, 90A, 600V specifications before purchasing.\u003c\/li\u003e \u003cli\u003eUse the part number RJ2090L as the primary reference when cross-checking against panel diagrams and manufacturer documentation.\u003c\/li\u003e \u003cli\u003eStore and handle the breaker in a clean, dry environment to preserve contact integrity and performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Westinghouse","offers":[{"title":"Default Title","offer_id":46427170275490,"sku":"RJ2090L","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/westinghouse-rj2090l-circuit-breaker-90a-2-pole-600v-863.webp?v=1789676699","url":"https:\/\/www.ampstate.com\/products\/westinghouse-rj2090l-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}