{"product_id":"kdb3300-circuit-breaker","title":"KDB3300 | Circuit Breaker | 300A | 3-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003eThe KDB3300 industrial circuit breaker is a rugged, reliable solution for protecting your three-phase electrical systems. Designed for maintenance, retrofit, and replacement applications, this unit provides precise 300A protection that fits seamlessly into existing 600V distributions where exact specifications matter.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eAmperage: 300A\u003c\/li\u003e \u003cli\u003ePoles: 3-Pole\u003c\/li\u003e \u003cli\u003eVoltage: 600V\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eImportant compatibility notes: always confirm fit and ratings before ordering. The part number KDB3300 is the most reliable reference for ensuring a correct match with your equipment and panel configuration.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMaintenance tasks on aging or outdated panels where the 300A, 3-Pole, and 600V specs match your existing setup\u003c\/li\u003e \u003cli\u003eRetrofit projects upgrading distribution to a compatible, standardized circuit breaker profile\u003c\/li\u003e \u003cli\u003eReplacement scenarios that require exact spec alignment to minimize downtime and ensure consistent protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy choose the KDB3300 in your 3-phase, 600V distribution? It delivers deterministic protection for critical loads, simplifies documentation by aligning with a clear part reference, and supports straightforward replacement without altering upstream wiring when the specs match exactly.\u003c\/p\u003e \u003cp\u003ePractical tips for use:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eVerify that your panel or distribution board is rated for 600V and supports a 3-Pole configuration before ordering.\u003c\/li\u003e \u003cli\u003eKeep the KDB3300 as a documented reference in spare part inventories to speed future replacements and maintenance calls.\u003c\/li\u003e \u003cli\u003eWhen replacing, ensure the replacement maintains the same amperage (300A) and pole count (3) to preserve system protection characteristics.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46425644794018,"sku":"KDB3300","price":4046.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_a085eff1-75dd-47ee-b131-4c8df8f0489b.png?v=1765492976","url":"https:\/\/www.ampstate.com\/products\/kdb3300-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}