{"product_id":"westinghouse-505c220g10-circuit-breaker","title":"Westinghouse | 505C220G10 | Circuit Breaker | 500A | 2-Pole | 600V | Bolt-On","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eWestinghouse 505C220G10 Circuit Breaker\u003c\/strong\u003e is a 500-amp, 2-pole, 600-volt bolt-on protection device designed for high-demand electrical environments. It's specifically suited for maintenance, retrofit, and replacement projects where exact specifications matter to maintain safe, reliable power distribution.\u003c\/p\u003e \u003cp\u003eThis bolt-on main breaker offers a secure mounting option in compatible panels that require a 500A main breaker, providing balanced protection for both hot legs in 600V circuits.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 500 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 2-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 600 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting type:\u003c\/strong\u003e Bolt-On\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e 505C220G10\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eIdeal use cases\u003c\/strong\u003e include main service disconnects in mid- to large-size 600V electrical systems, retrofit or replacement in legacy Westinghouse panels that utilize bolt-on breakers, and as a dedicated spare part for maintenance programs to minimize downtime in industrial facilities, data centers, and manufacturing environments. If your panel documentation calls for the 505C220G10, this is the exact match.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eCompatibility and installation notes\u003c\/strong\u003e — confirm fit and ratings before ordering. The part number 505C220G10 is the best reference for compatibility with your enclosure, mounting pattern, and bus configuration. If you’re unsure, review your panel’s specification sheet or consult the equipment manufacturer for bolt-on breaker requirements.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eWhy this matters\u003c\/strong\u003e — choosing the right part number ensures your panel delivers consistent protection, reduces installation risk, and supports proper protective coordination with upstream devices. This Westinghouse breaker is designed to meet the demands of 600V systems while delivering dependable 500A circuit protection.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003ePractical tips\u003c\/strong\u003e:\n\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eKeep a spare 505C220G10 on hand for planned maintenance or unexpected outages in facilities operating 600V circuits.\u003c\/li\u003e \u003cli\u003eDuring retrofit, verify that your panel accepts a bolt-on breaker with this footprint and that bus stabs align with the 505C220G10 mounting points.\u003c\/li\u003e \u003cli\u003eDocument replacements with the exact part number to simplify future servicing and quick reordering.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Westinghouse","offers":[{"title":"Default Title","offer_id":46427305640098,"sku":"505C220G10","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-505c220g10-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}