{"product_id":"used-siemens-jxd63b300-3-pole-300-amps-600-volts-circuit-breaker","title":"Used Siemens JXD63B300 3 Pole, 300 Amps, 600 Volts Circuit Breaker","description":"Heavy-duty circuit protection for industrial and commercial applications. This used Siemens JXD63B300 delivers reliable performance with 3-pole configuration rated for 300 amps at 600 volts. Built to Siemens standards for durability and safety. Ideal for retrofit installations, backup systems, or cost-conscious upgrades where quality equipment meets budget requirements. Thoroughly inspected and ready for deployment.","brand":"Breakers \u0026 More Electrical Supplies LLC","offers":[{"title":"Default Title","offer_id":43668227457083,"sku":"JXD63B300","price":300.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/0254\/9307\/files\/9E4047B4-FA67-4DB9-A85E-C67F34EDF9C8.jpg?v=1781800117","url":"https:\/\/breakersandmore.com\/products\/used-siemens-jxd63b300-3-pole-300-amps-600-volts-circuit-breaker","provider":"Breakers \u0026 More Electrical Supplies LLC","version":"1.0","type":"link"}