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EKO DUO 1000 Hybrid Coal Boiler, 3400K BTU

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Hybrid Coal Boiler — EKO DUO Industrial (largest)

EKO DUO 1000 Hybrid Coal Boiler, 3400K BTU

Heating Capacity: Up to 64,000 ft²

Largest EKO DUO model for the highest-demand commercial and industrial hydronic loads.

Model
EKO DUO 1000 - 3400K BTU · Up to 64,000 ft²
Automatic Ash Removal
Automatic
Hopper side
Left
$62,996
$50,39620% OFF

Shipping$10,709Free

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What EKO DUO 1000 Hybrid Coal Boiler, 3400K BTU Works With

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  • UNI wood boiler installed in a green mechanical room beside a vertical water storage tank.
  • UNI wood boiler installed beside an expansion tank and copper hydronic piping in a mechanical room.
  • UNI wood boiler installed with copper hydronic piping, pumps, valves, and temperature controls.
  • MBTEK boiler system with a black and orange cabinet unit and orange hopper in a utility basement.
  • Side view of an orange EKO Duo hybrid coal boiler and integrated fuel hopper in a concrete mechanical room.
  • Side view of an EKO Duo boiler with closed access doors and digital controller in a mechanical room.

Installed in real homes and workshops

Customer Success Stories

I love the modern control panel on my Eko series boiler. It takes all the guesswork out of the burning process. It's surprisingly simple to dial in the settings, and it manages the heat perfectly. Total peace of mind.

Simple, Smart Heating Control

Intuitive screen and straightforward settings make operation effortless.

Product details

  • Multi-fuel versatility
  • Extended autonomy
  • True hybrid system
  • Smart continuous cycle

EKO DUO 1000 Hybrid Coal Boiler, 3400K BTU

Commercial-use automatic self-cleaning Hybrid Coal Boiler for maximum-output hydronic plants, combining very large fuel storage with smart combustion control and configurable commercial options.

Key Benefits

  • Automatic self-cleaning burner with rotary cast iron design for continuous commercial-duty operation
  • Flexible multi-fuel capability for coal, pellets, grains, and biomass up to 1 1/2", plus manual feeding for wood chips and peat briquette
  • Guaranteed 90% efficiency with a heat-exchanger design focused on complete heat recovery
  • TIS tronic 481R controller adapts combustion to load, weather, fuel quality, and hydronic system demand
  • Commercial configuration options include left or right hopper placement and manual or automatic ash removal
  • Front-access service design with ASTM A106 boiler steel construction supports easier maintenance

Specifications

  • Heating Capacity: 3,400,000 BTU
  • Commercial Use: For commercial applications only
  • Recommended Area: 64,000 ft²
  • Automatic Fuel Range: Coal up to 1"; also burns pellets, grains, and biomass
  • Hopper Volume: 800 gal / 8,000 lb of coal
  • Configuration Options: Manual or automatic ash removal with left or right hopper side
  • Autonomy: Up to 5 days depending on load and fuel
  • Coal Types: Anthracite and bituminous; rice, buckwheat, and pea sizes
  • Warranty: 10 years
Heat area
Up to 64,000 ft²
Hopper volume
800 gal
Hopper coal capacity
8,000 lb
Coal type
Anthracite and Bituminous
Coal size
Rice, Buckwheat, and Pea

Complete the system

What EKO DUO 1000 Hybrid Coal Boiler, 3400K BTU Works With

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