{"product_id":"general-electric-tb63300bj14-circuit-breaker","title":"General Electric | TB63300BJ14 | Circuit Breaker | 300A | 600V","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eGeneral Electric TB63300BJ14 circuit breaker\u003c\/strong\u003e — a purpose-built 300A, 600V protection device tailored for maintenance, retrofit, and replacement projects where exact specifications matter.\u003c\/p\u003e \u003ch3\u003eKey specifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 300A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 600V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e TB63300BJ14\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRecommended use:\u003c\/strong\u003e replacement or retrofit in GE panels and assemblies requiring this exact spec\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompatibility note:\u003c\/strong\u003e confirm fit and ratings before ordering; the part number is the best reference for compatibility\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this TB63300BJ14 stands out\u003c\/h3\u003e\n\u003cp\u003eWhen your electrical system demands precise overcurrent protection, this GE circuit breaker delivers the exact current and voltage characteristics needed to safeguard equipment and maintain continuity. Because it matches the TB63300BJ14 specification, it integrates smoothly with existing GE hardware, reducing guesswork during maintenance or panel upgrades.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMaintenance and retrofit projects where replacing an aging breaker with an exact spec prevents mismatches and trips.\u003c\/li\u003e \u003cli\u003eNew or upgraded GE panels that require a 300A, 600V protection device to handle high-load circuits safely.\u003c\/li\u003e \u003cli\u003eIndustrial equipment protection in service entrances, main lugs, or feeder circuits where reliability is critical.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical tips for installation and ordering\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eBefore you order, verify that the fit and ratings align with your panel or equipment. The TB63300BJ14 part number is the most reliable reference for compatibility.\u003c\/li\u003e \u003cli\u003eHave a quick check on the maximum fault current and the panel's rating to ensure you stay within safe operating limits.\u003c\/li\u003e \u003cli\u003eStore spares for critical systems to minimize downtime in the event of a routine replacement.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWith its precise specifications and clear compatibility guidance, the General Electric TB63300BJ14 circuit breaker is a dependable choice for technicians, facilities managers, and OEMs who require predictable performance and straightforward replacement in demanding electrical environments.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"General Electric","offers":[{"title":"Default Title","offer_id":46426203357346,"sku":"TB63300BJ14","price":2010.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/general-electric-tb63300bj14-circuit-breaker-300a-600v-586.webp?v=1789533679","url":"https:\/\/www.ampstate.com\/products\/general-electric-tb63300bj14-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}