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Vitomax HW-EH

Viessmann Commercial Industrial Boilers
Vitomax HW-EH
Hybrid hot water boiler

Vitomax HW-EH

We are pleased to present the hybrid boiler for industrial application, a combination of standard shell boiler and electric flange heaters.

  • Output range: 0.8 to 5.6 MW
  • H2 ready
  • Peak load compensation
  • Reduction of flue gas emissions
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Features

Hybrid Operation (Combustion + Electricity)

Combines fuel‑based heat generation with electric heating elements, improving operational flexibility and efficiency.

Optimised Start‑Up Process

Electric input enables rapid system start‑up, reducing delays associated with burner ignition.

Wide Load Range & Peak Load Compensation

Efficiently manages: Peak heating demand Fluctuating loads Partial load operation

Reduced Flue Gas Emissions

Lower reliance on combustion reduces COx and NOx emissions, improving environmental performance.

Control / Integrations

Dual Energy Source Management

Intelligent control coordinates combustion and electric heating for optimal performance.

Integration into Heating Networks

Suitable for:

Industrial heating systems
District heating plants
Commercial boiler installations

Renewable Energy Integration

Supports use of:
Surplus electricity (e.g. from PV or grid)
Power‑to‑heat applications

Flexible Fuel Integration

Compatible with:

Conventional fuels
Hydrogen blends
Future low‑carbon fuels

Technical Documents

Document Name Description Document Type Language Action
System solutions for industry, commerce and municipalities Vitomax HW-EH PDF German Download
Hot water and steam generators: electrified future Vitomax HW-EH PDF English Download

How Can We Help?

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and information

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    calculation analysis, and technical data required for project design.

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    Aftermarket Service

    Request support for warranty claims,
    scheduled maintenance, and genuine spare
    parts ordering.

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    For more information : ahi@ahi-carrier.com