{"product_id":"eaton-ld3300x-circuit-breaker","title":"Eaton | LD3300X | Circuit Breaker | 300A | 3-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Eaton LD3300X Circuit Breaker—an exacting solution for industrial panels that demand precise spec alignment. This 300A, 3-Pole, 600V unit is built for maintenance, retrofit, and replacement tasks where matching specs are required, delivering dependable protection without compromisng panel integrity.\u003c\/p\u003e \u003cp\u003eKey advantages you’ll value:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003e300 A current rating\u003c\/strong\u003e to safely interrupt heavy-load circuits in demanding settings.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e3-Pole design\u003c\/strong\u003e tailored for three-phase systems, ensuring balanced protection across all conductors.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e600V maximum voltage\u003c\/strong\u003e suitable for common medium-voltage applications in commercial and industrial environments.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eExact compatibility reference\u003c\/strong\u003e part number LD3300X—the best reference for confirming fit with existing Eaton gear and replacement panels.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIdeal for maintenance, retrofit, and replacement\u003c\/strong\u003e workflows, helping minimize downtime with a trusted Eaton solution.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWho should consider this breaker?\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eFacility engineers and electricians upgrading service panels, switchgear, or distribution boards that require an Eaton LD3300X specification.\u003c\/li\u003e \u003cli\u003eMaintenance teams executing retrofit projects where preserving protection coordination is essential.\u003c\/li\u003e \u003cli\u003eProjects using 3-phase loads within Eaton-powered electrical systems that need reliable 300A, 600V protection.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eUse cases and practical benefits\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eRetrofit existing installations to restore original protection levels after component wear or panel upgrades.\u003c\/li\u003e \u003cli\u003eReplace worn or damaged breakers in 3-phase feeders to restore safe operation and minimize downtime.\u003c\/li\u003e \u003cli\u003eSupport expansion or reconfiguration by matching protection devices to new loads without changing other components.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eInstallation considerations\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eImportant\u003c\/strong\u003e Confirm fit and ratings before ordering. The LD3300X part number is the best reference for compatibility with your Eaton equipment. Verify that your panel’s bus, mounting geometry, and trip characteristics align with this specification.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy choose Eaton for circuit protection?\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eReliability in demanding environments backed by Eaton’s engineering heritage, simplifying ongoing maintenance and future servicing.\u003c\/li\u003e \u003cli\u003eDesigned to integrate smoothly with Eaton’s protection device family, aiding lifecycle management and reducing compatibility concerns during upgrades.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Eaton","offers":[{"title":"Default Title","offer_id":46427385757858,"sku":"LD3300X","price":18869.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/eaton-ld3300x-circuit-breaker-300a-3-pole-600v-406.webp?v=1789713545","url":"https:\/\/www.ampstate.com\/products\/eaton-ld3300x-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}