{"product_id":"eaton-hkd3100-100a-600v-3-pole-circuit-breaker","title":"Eaton HKD3100 - 100 A, 600 V, 3-Pole Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Eaton HKD3100 — a robust 3-pole molded case circuit breaker rated at 100 A and 600 V. Built for dependable branch-circuit protection and short-circuit safety in panelboards and loadcenters, it's a smart choice for electricians upgrading residential, commercial, or light industrial panels.\u003c\/p\u003e \u003ch3\u003eWhy this 3-pole breaker stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSpace-efficient, molded-case design\u003c\/strong\u003e: Compact footprint reduces panel crowding and leaves room for future expansions.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e: Combines thermal overload protection with magnetic short-circuit sensing for stable, repeatable protection across fault types.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThree-phase readiness\u003c\/strong\u003e: 3-pole configuration is ideal for distributing protection across a three-phase system, helping maintain balance and protect each leg.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eHigh voltage compatibility\u003c\/strong\u003e: 600 V rating supports common commercial and industrial distribution networks.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible installation\u003c\/strong\u003e: Specifically designed to be compatible with matching OEM loadcenters and panelboards, ensuring proper fit and performance without custom adaptations.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIdeal applications\u003c\/strong\u003e: Perfect for protecting branch circuits in residential subpanels, light commercial panels, and simpler industrial installations where reliable overcurrent protection is essential.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eTechnical snapshot\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eManufacturer: Eaton\u003c\/li\u003e \u003cli\u003ePart number: HKD3100\u003c\/li\u003e \u003cli\u003eType: Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003eAmperage rating: 100 A\u003c\/li\u003e \u003cli\u003eVoltage rating: 600 V\u003c\/li\u003e \u003cli\u003ePoles: 3\u003c\/li\u003e \u003cli\u003eApplication: Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eHow it helps you work smarter\u003c\/h3\u003e\n\u003cp\u003eWith the HKD3100, you get predictable protection that simplifies panel design and maintenance. The combination of a compact form factor and OEM compatibility means fewer surprises during installation and faster service when circuits need upgrading or expansion. Its thermal-magnetic trip unit reduces nuisance trips due to minor inrushes while still delivering decisive protection during severe faults—helping protect wiring, devices, and occupants.\u003c\/p\u003e \u003ch3\u003ePractical tips for use\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMatch the breaker rating to the circuit ampacity and wire sizing in your panel schedule to ensure code-compliant protection.\u003c\/li\u003e \u003cli\u003eEnsure the panelboard or loadcenter is rated for 600 V systems and that the HKD3100 is the correct three-pole configuration for your load.\u003c\/li\u003e \u003cli\u003eWhen replacing an existing breaker, confirm the replacement part number aligns with the OEM panel to maintain compatibility and warranty coverage.\u003c\/li\u003e \u003cli\u003ePeriodically inspect for signs of overheating, corrosion, or loose connections at the terminals and torque requirements per panel manufacturer guidelines.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349600489634,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/eaton_breaker_and_panels_a3720851-d873-4041-915b-0382cb973fac.png?v=1764150969","url":"https:\/\/www.ampstate.com\/products\/eaton-hkd3100-100a-600v-3-pole-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}