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Vitomax HS-EH

Viessmann Commercial Industrial Boilers
Vitomax HS-EH
Hybrid Steam Boiler

Vitomax HS-EH

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

  • Output range: 1.2 to 8.4 t/h
  • H2 ready
  • Reduction of flue gas emissions
  • Optimised start-up process
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Features

Hybrid Operation (Combustion + Electricity)

Combines thermal energy from combustion with electric heating, achieving a combustion‑to‑electricity ratio of approx. 4:1.

Optimised Start‑Up Process

Electric heating enables fast and efficient start‑up, significantly reducing warm‑up times compared to conventional boilers.

H₂‑Ready Technology

Supports proportional hydrogen use, enabling gradual transition to low‑carbon fuel operation.

Load Flexibility & Peak Load Compensation

Wide operating range allows efficient management of: Peak loads Partial load conditions Fluctuating steam demand

Control / Integrations

Dual Energy Source Management

Intelligent control coordinates combustion and electric heating for optimal efficiency and load response.

Integration into Industrial Steam Systems

Suitable for:

Process steam networks
Manufacturing plants
District steam supply systems

Flexible Fuel Integration

Supports multiple fuels including hydrogen mixtures, enabling gradual decarbonisation.

Power‑to‑Heat Integration

Enables utilisation of:

Surplus renewable electricity
Off‑peak power
Grid stabilisation strategies

Technical Documents

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

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    For more information : ahi@ahi-carrier.com