{"product_id":"eaton-kdb3350x-circuit-breaker","title":"Eaton | KDB3350X | Circuit Breaker | 350A | 3-Pole","description":"\u003cdiv\u003e\n\u003cp\u003eIntroducing the Eaton KDB3350X Circuit Breaker — a rugged, high-current protection device engineered for demanding electrical systems. With a 350A rating and a 3-pole configuration, this Eaton KDB3350X is purpose-built for maintenance, retrofit, and replacement projects where exact compatibility matters. Always verify fit using the part number KDB3350X as your reference before ordering.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage\u003c\/strong\u003e: 350 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles\u003c\/strong\u003e: 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number\u003c\/strong\u003e: KDB3350X (your best reference for compatibility)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplications\u003c\/strong\u003e: maintenance, retrofit, and replacement in suitable Eaton panels and enclosures\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompatibility note\u003c\/strong\u003e: confirm fit and ratings before purchasing\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this breaker stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eExact-match replacement: The KDB3350X is designed to slot into Eaton panel systems or compatible enclosures that specify this part number, ensuring electrical integrity and safety.\u003c\/li\u003e \u003cli\u003eHigh-current protection: 350A capacity supports heavy-load circuits, minimizing the need for multiple devices in parallel.\u003c\/li\u003e \u003cli\u003eThree-phase readiness: 3-Pole design supports balanced power distribution in three-phase systems common in industrial settings.\u003c\/li\u003e \u003cli\u003eMaintenance-friendly: Retrofit-ready for upgrades or replacements, reducing downtime during service windows.\u003c\/li\u003e \u003cli\u003eClear compatibility guidance: The part number is the most reliable reference when verifying fit with your equipment.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cp\u003eBest suited for industrial electrical installations where a single, high-current protection device is required. This includes large equipment feeders, main distribution panels, and retrofits in facilities that rely on Eaton protection technology. Use in any system that specifies a 3-pole, 350A protection device and accepts the KDB3350X form factor.\u003c\/p\u003e \u003ch3\u003eHow to verify compatibility\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eCross-check the exact part number: KDB3350X, with your panel’s documentation and Eaton compatibility lists.\u003c\/li\u003e \u003cli\u003eConfirm electrical ratings: 350A current rating and 3-Pole configuration match your system requirements.\u003c\/li\u003e \u003cli\u003eInspect enclosure fit: Ensure the breaker will physically and electrically align with the panel or enclosure you’re servicing.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eInstallation and safety tips\u003c\/h3\u003e\n\u003cp\u003eCoordinate with a qualified electrician. Before removal or installation, de-energize equipment and follow lockout\/tagout procedures. Keep a record of the part number (KDB3350X) for future maintenance or replacements to ensure ongoing compatibility.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Eaton","offers":[{"title":"Default Title","offer_id":46427381891234,"sku":"KDB3350X","price":5980.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/eaton-kdb3350x-circuit-breaker-350a-3-pole-118.webp?v=1789712879","url":"https:\/\/www.ampstate.com\/products\/eaton-kdb3350x-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}