Hybrid Water Heater EHHE

with external shell & tube heat exchanger | 50 – 2.000 kW | for steam/water or water/water operation

The Hybrid Water Heater Type “EHHE” can be used for water/water and steam/water operation. It is designed for two different primary heat sources and is equipped with one secondary connection. For example, waste heat or a low temperature heat pump is preheating the water and heated to final temperature by a different primary source such as hot water boiler or steam.


  • ideal solution for heat recovery from waste heat
  • suitable for preheating with low temperature heat pump
  • one heat exchanger with two primary heat sources one secondary connection
  • independent of availability of pre-heating source
  • maximum efficient utilizing of the available heat sources with maximum hygiene


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