{"product_id":"westinghouse-rfa2040-circuit-breaker","title":"Westinghouse | RFA2040 | Circuit Breaker | 40A | 2-Pole | 600V | Bolt-On","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Westinghouse RFA2040 Circuit Breaker — a purpose-built solution for dependable overcurrent protection in demanding electrical panels. With a 40A rating, 2 poles, and a 600V design, this bolt-on breaker is engineered for quick, secure installations during maintenance, retrofit, or replacement projects.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 40A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 2-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 600V\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 RFA2040\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eThe RFA2040 is a precise fit for systems that require exact specifications. Its bolt-on mounting enables a solid, straightforward installation, helping reduce downtime during panel maintenance or upgrades. When you’re upgrading aging equipment or performing a routine retrofit, this breaker provides the trusted protection you need without compromising on reliability.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eIdeal use cases\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eMaintenance or replacement in existing panels that accept 2-pole, 600V breakers should consider the RFA2040 for a seamless fit.\u003c\/li\u003e \u003cli\u003eRetrofits where circuit loads are updated or where compliance with current requirements is needed.\u003c\/li\u003e \u003cli\u003eSpare or aging-asset replacement in commercial or light-industrial installations that rely on Westinghouse components.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhy this part matters\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eChoosing the RFA2040 isn’t just about matching numbers — it’s about reliable, predictable protection for your circuits. The 40A rating protects conductors from overloads, while the 2-pole design ensures both live conductors disconnect simultaneously, enhancing safety in shared-neutral or multi-wire applications. The 600V rating supports a range of higher-voltage environments, giving you flexibility as your system evolves.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eImportant compatibility note\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNotes: Confirm fit and ratings before ordering. The part number is the best reference for compatibility. Always verify that the panel and enclosure are designed to accept RFA2040-series breakers to ensure safe and compliant operation.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003ePractical tips for installation and long-term use\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eUse the part number RFA2040 as your primary compatibility reference when sourcing replacements for Westinghouse panels.\u003c\/li\u003e \u003cli\u003ePrepare mounting hardware and follow your panel’s torque guidelines to ensure a secure bolt-on connection.\u003c\/li\u003e \u003cli\u003eLabel the breaker clearly in your electrical panel documentation to simplify future maintenance or replacements.\u003c\/li\u003e \u003cli\u003ePair this breaker with compatible Westinghouse components to maintain system cohesion and reliability.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Westinghouse","offers":[{"title":"Default Title","offer_id":46427405680802,"sku":"RFA2040","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-rfa2040-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}