{"product_id":"westinghouse-ma3500s-circuit-breaker","title":"Westinghouse | MA3500S | Circuit Breaker | 500A | 3-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Westinghouse MA3500S Circuit Breaker—a 500A, 3-Pole device engineered for 600V three-phase systems. This unit is purpose-built for maintenance, retrofit, and replacement projects where exact specifications matter, ensuring you get the right fit the first time.\u003c\/p\u003e \u003ch3\u003eKey Specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 500A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 600V\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this MA3500S matters\u003c\/h3\u003e\n\u003cp\u003eWhen your electrical system requires precise protection, the MA3500S delivers a like-for-like solution that aligns with your existing panel’s requirements. The part number MA3500S is the most reliable reference for compatibility, helping you avoid mismatches during outages or upgrades. Use this breaker for:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eMaintenance: replace a worn or failing breaker without altering panel design or wiring layouts.\u003c\/li\u003e \u003cli\u003eRetrofit: upgrade or modernize older installations while maintaining the same three-phase protection and voltage rating.\u003c\/li\u003e \u003cli\u003eReplacement: swap in a unit that mirrors your current specifications to restore expected performance quickly.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eFit, Compatibility and Installation Tips\u003c\/h3\u003e\n\u003cp\u003eTo ensure a seamless purchase and installation, please:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eConfirm fit and ratings before ordering to prevent compatibility issues.\u003c\/li\u003e \u003cli\u003eRely on the MA3500S part number as the best compatibility reference for your equipment.\u003c\/li\u003e \u003cli\u003eHave a licensed electrician verify the panel supports a 3-Pole, 500A, 600V breaker and perform proper installation and testing.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal For\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eIndustrial facilities and distribution panels that require robust three-phase protection at 600V.\u003c\/li\u003e \u003cli\u003eMaintenance teams performing routine replacements of aging circuit breakers with exact specifications.\u003c\/li\u003e \u003cli\u003eRetrofit projects where preserving existing wiring, bus configurations, and protection ratings is essential.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Westinghouse","offers":[{"title":"Default Title","offer_id":46424393646242,"sku":"MA3500S","price":310.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_a085eff1-75dd-47ee-b131-4c8df8f0489b.png?v=1765492976","url":"https:\/\/www.ampstate.com\/products\/westinghouse-ma3500s-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}