{"product_id":"westinghouse-rlm3125-circuit-breaker","title":"Westinghouse | RLM3125 | Circuit Breaker | 125A | 3-Pole | 600V | Bolt-On","description":"\u003cdiv\u003e\n\u003cp\u003eThe Westinghouse RLM3125 is a robust 3-pole circuit breaker designed for 125A service in 600V systems. With a bolt-on design, it provides secure, field-ready installation in compatible panels, making it a practical choice for upgrades and replacements.\u003c\/p\u003e \u003cp\u003eWhether you’re performing maintenance, planning a retrofit, or replacing a failed unit, this RLM3125 model delivers dependable protection with a familiar form factor. The part number itself serves as the most reliable reference for compatibility, helping you confirm you’re choosing the right breaker for your panel.\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\u003ePoles\u003c\/strong\u003e: 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage\u003c\/strong\u003e: 600 V\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: RLM3125\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eUse cases and installation scenarios\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMaintenance: replace a worn or tripped circuit breaker in a three-phase 600V distribution setup\u003c\/li\u003e \u003cli\u003eRetrofit: upgrade legacy panels to a 125A, 3-pole solution to accommodate new load demands\u003c\/li\u003e \u003cli\u003eReplacement: quick substitute in compatible Westinghouse or same-series enclosures to maintain serviceability\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy choose this Westinghouse breaker\u003c\/h3\u003e\n\u003cp\u003eThe RLM3125 blends trusted Westinghouse reliability with a bolt-on mounting approach that simplifies installation and servicing in busy electrical rooms. With a 125A rating and a 3-pole configuration for three-phase protection, it’s well-suited for medium-load commercial or light-industrial applications up to 600V.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eCompatibility note:\u003c\/strong\u003e Confirm fit and ratings before ordering. The part number is the best reference to ensure the breaker matches your panel and system requirements.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Westinghouse","offers":[{"title":"Default Title","offer_id":46427400700066,"sku":"RLM3125","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/westinghouse-rlm3125-circuit-breaker-125a-3-pole-600v-bolt-423.webp?v=1789716694","url":"https:\/\/www.ampstate.com\/products\/westinghouse-rlm3125-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}