{"product_id":"eaton-md2300-circuit-breaker","title":"Eaton | MD2300 | Circuit Breaker | 300A | 2-Pole | 600V","description":"\u003cdiv\u003e\n\u003ch2\u003eEaton MD2300 Circuit Breaker — 300A, 2-Pole, 600V\u003c\/h2\u003e\n\u003cp\u003eMeet dependable, panel-ready protection with the Eaton MD2300 circuit breaker. Designed for maintenance, retrofit, and replacement projects, this 300A, 2-pole device delivers reliable overcurrent protection for 600V systems, keeping critical electrical infrastructure safeguarded and running smoothly.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 300A\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 600V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart reference:\u003c\/strong\u003e MD2300\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy the MD2300 stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\u003cstrong.compatibility by reference:\u003e The MD2300 part number is the most reliable reference for ensuring a proper fit and electrical ratings in compatible Eaton panels.\u003c\/strong.compatibility\u003e\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCoordinated protection for high-demand circuits:\u003c\/strong\u003e With a 300A rating and a two-pole design, both hot conductors disconnect together, delivering consistent protection for demanding industrial and commercial applications.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSolid 600V readiness:\u003c\/strong\u003e Built to withstand the needs of medium- to high-voltage distribution environments, this breaker supports robust protection across distribution panels and switchgear.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaintenance-friendly retrofits:\u003c\/strong\u003e A straightforward replacement option for legacy setups, helping minimize downtime during upgrades or panel modernization efforts.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eRetrofits or replacements in Eaton-compatible panels where a 300A, 2-pole, 600V breaker is required.\u003c\/li\u003e \u003cli\u003eMaintenance upgrades for service feeders and branch circuits in industrial or commercial environments.\u003c\/li\u003e \u003cli\u003ePanel modernization projects where reliable, standardized trip performance is essential.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical tips for installation and selection\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eAlways verify fit and ratings against the panel’s data sheet and interior labeling before ordering.\u003c\/li\u003e \u003cli\u003eUse the MD2300 as the primary compatibility reference to avoid mismatches in mounting, bus connection, or trip characteristics.\u003c\/li\u003e \u003cli\u003eIf your application demands different amperage or a different pole configuration, quantify the exact system requirements and compare with Eaton’s available alternatives.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eFor dependable, manufacturer-approved protection in 600V systems, the Eaton MD2300 300A 2-Pole circuit breaker offers a precise, compatible solution for maintenance, retrofit, and replacement needs. Confirm compatibility with the panel specification and proceed with confidence to protect your electrical infrastructure.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Eaton","offers":[{"title":"Default Title","offer_id":46426443186338,"sku":"MD2300","price":2010.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/eaton-md2300-circuit-breaker-300a-2-pole-600v-933.webp?v=1789578378","url":"https:\/\/www.ampstate.com\/products\/eaton-md2300-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}