Chillventa | Efficent Energy
Efficent Energy auf der Chillventa

Hall 7A / Booth Number 7A-520

Efficent Energy


Efficient Energy is a manufacturer of the climate-friendly eChiller with its Bluezero® technology which lets water (R718) be used as a refrigerant.

About us






We offer

  • Refrigerant
  • Refrigeration
  • Liquid coolers
  • Switchboard cooling
  • Process cooling and drying
  • Heat recovery
  • Industrial refrigeration
  • Data centers
  • Water chiller
  • Close control units
  • Central air conditioning units
  • Clean rooms
  • Environmental simulation
  • Commercial refrigeration
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Contact Information

Hans-Riedl-Straße 5
85622 Feldkirchen

About us

Efficient Energy GmbH is a manufacturer of climate-friendly refrigeration technology and is based in the greater Munich area. The rapidly expanding clean tech company, which has been on the market since 2018, is pioneering clean cooling and clean heating with its Bluezero® technology which lets water (R718) be used as a refrigerant. The climate-neutral certified chillers of its eChiller product family dispense entirely with environmentally harmful fluorinated refrigerants and set new standards in energy efficiency and safety in the refrigeration industry.


Efficient Energy has set itself the goal of actively shaping the climate revolution with customer-orientated, innovative and environmentally friendly solutions. The company has received several awards including the European Commission's European Business Award for the Environment for Europe's most innovative and sustainable product solution in 2018/2019, the G20 Innovation League’s Cleantech Top 20 for its outstanding contribution to solving the global climate crisis, and was ranked Germany's number 3 tech industry growth champion by Deloitte's Technology Fast 50 Award 2021.

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Product Picture eChiller120
Green Background


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water as refrigerant | natural refrigerants | eChiller | climatefriendly | cleancooling | BlueZero Technology