{"product_id":"eaton-hkdb3300-circuit-breaker","title":"Eaton | HKDB3300 | Circuit Breaker | 300A | 3-Pole","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Eaton HKDB3300 Circuit Breaker — a robust 300A, 3-pole protection solution designed for maintenance, retrofit, and replacement projects where exact spec matching matters. Identified by part number HKDB3300, this breaker delivers reliable, predictable performance when compatibility is non‑negotiable.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage\u003c\/strong\u003e: 300A — engineered to handle high‑current circuits while safeguarding connected equipment.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles\u003c\/strong\u003e: 3‑Pole — ideal for three‑phase distribution systems common in commercial and industrial environments.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart reference\u003c\/strong\u003e: HKDB3300 — the most dependable reference for compatibility checks and sourcing.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIdeal applications\u003c\/strong\u003e: perfect for maintenance substitutions, Retrofit upgrades, and exact‑spec replacements where matching ratings and form factor are required.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompatibility guidance\u003c\/strong\u003e: Confirm fit and ratings before ordering; use the HKDB3300 part number as your primary compatibility signal.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy this Eaton breaker stands out:\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePrecision compatibility\u003c\/strong\u003e ensures you won’t oversize or mismatch protection, reducing downtime and avoiding panel redesigns.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eConsistent protection for heavy loads\u003c\/strong\u003e supports reliable operation of feeders and connected equipment in demanding environments.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStreamlined procurement\u003c\/strong\u003e with a clearly defined part number minimizes ordering errors and speeds up maintenance cycles.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eUse cases that demonstrate real value:\u003c\/p\u003e \u003cul\u003e \u003cli\u003eTechnicians performing routine panel maintenance can swap in a like-for-like replacement without reconfiguring protection schemes.\u003c\/li\u003e \u003cli\u003eRetrofits that require upgrading to a modern, compatible Eaton component while preserving existing wiring and bus connections.\u003c\/li\u003e \u003cli\u003eSpare parts strategy for facilities with frequent service windows, ensuring quick, accurate replacements when needed.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003ePractical tips for installation and long‑term reliability:\u003c\/p\u003e \u003cul\u003e \u003cli\u003eAlways verify that the breaker’s amperage and three‑pole configuration match your panel’s specifications and the circuit it protects.\u003c\/li\u003e \u003cli\u003eUse the HKDB3300 part number as the primary reference to confirm compatibility with Eaton panels and accessories.\u003c\/li\u003e \u003cli\u003eKeep an on‑hand stock of HKDB3300 breakers to minimize downtime during planned maintenance or unexpected outages.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Eaton","offers":[{"title":"Default Title","offer_id":46427388543138,"sku":"HKDB3300","price":12823.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_ad06fdd7-931c-4a09-bfbe-d05329579cd6.png?v=1765492978","url":"https:\/\/www.ampstate.com\/products\/eaton-hkdb3300-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}