{"product_id":"westinghouse-rlm3125l-circuit-breaker","title":"Westinghouse | RLM3125L | Circuit Breaker | 125A | 3-Pole | 600V | Bolt-On","description":"\u003cdiv\u003e\n\u003cp\u003eThe Westinghouse RLM3125L is a rugged, bolt-on circuit breaker designed for demanding electrical panels that require precise spec matching. With a 125A rating and 3-pole configuration at 600V, this unit delivers dependable overcurrent protection while fitting seamlessly into bolt-on installations. Built for maintenance, retrofit, and replacement projects, it’s a reliable choice when you need to preserve panel integrity and protection without compromising performance.\u003c\/p\u003e \u003ch3\u003eWhat sets the RLM3125L apart\u003c\/h3\u003e\n\u003cp\u003eDesigned to meet the exacting needs of industrial and commercial electrical systems, the RLM3125L emphasizes secure mounting, consistent trip behavior, and straightforward compatibility in bolt-on panel environments. Its three-pole design ensures comprehensive protection across all active conductors, making it ideal for applications where balanced protection and dependable operation matter most.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 125A\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 600V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting type:\u003c\/strong\u003e Bolt-On\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart reference:\u003c\/strong\u003e RLM3125L — best reference for compatibility\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eReplacing a worn or failed bolt-on 3-pole breaker in panels that require 125A protection at up to 600V.\u003c\/li\u003e \u003cli\u003eRetrofit projects where existing equipment relies on the bolt-on mounting style for secure, vibration-resistant installs.\u003c\/li\u003e \u003cli\u003eMaintenance scenarios where matching the exact part number ensures consistent performance and predictable trip characteristics.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eInstallation and compatibility guidance\u003c\/h3\u003e\n\u003cp\u003eBefore ordering, confirm the fit and ratings against your panel labeling. The part number is the best reference for compatibility, so match RLM3125L to the panel’s specifications and existing breakers. As with all bolt-on devices, ensure the mounting holes align with the panel’s bus structure and follow proper electrical safety procedures during installation. If you’re updating an older system or performing a retrofit, verify that the panel enclosure supports a 3-pole, 125A, 600V bolt-on device to maintain coherent protection across the circuit.\u003c\/p\u003e \u003ch3\u003eCare, reliability, and practical tips\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eStore spares in a climate-controlled area to prevent corrosion and ensure smooth operation when needed.\u003c\/li\u003e \u003cli\u003eDuring maintenance, check for clean connections and secure mounting to minimize resistance and heat buildup.\u003c\/li\u003e \u003cli\u003eKeep records of the exact part reference (RLM3125L) for future replacements and service intervals.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Westinghouse","offers":[{"title":"Default Title","offer_id":46427400667298,"sku":"RLM3125L","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/westinghouse-rlm3125l-circuit-breaker-125a-3-pole-600v-bolt-942.webp?v=1789716687","url":"https:\/\/www.ampstate.com\/products\/westinghouse-rlm3125l-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}