EOS Saunatechnik
Corporate brand
UnclaimedGerman manufacturer of premium sauna, steam, and infrared technology with over 80 years of history.
Last updated September 16, 2026
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Overview
EOS Saunatechnik GmbH is a German manufacturer of sauna technology based in the Westerwald region. The company states it has over 80 years of history and positions itself as the benchmark for premium and luxury sauna technology in the international market. Its product portfolio includes electric sauna heaters and sauna control units for private and commercial sauna installations, as well as infrared technology, steam technology, and a broad range of accessories. Sauna heaters feature modern design and a power range from 3.0 to 72.0 kW. EOS develops and produces exclusively in Germany, and its products are used in over 80 countries. In 2020, Harvia acquired the majority of shares in the companies of the EOS Group.
History
EOS Saunatechnik GmbH states it has over 80 years of success history in the Westerwald region. In 2011, EOS Werke Günther GmbH became EOS Saunatechnik GmbH. In 2013, the design sauna heater EOS Mythos was launched with a unique cubic design of sauna stones and received the Golden Wave award. In 2014, the company KUSATEK was acquired, and EOS Mythos received the iF Design Award. In 2015, EOS entered the development and production of steam generators and acquired SPATRONIC. In 2018, the production site of SPATRONIC was relocated from Frankfurt to Driedorf. In 2019, the EOSafe L safety system for sauna heater monitoring received the Golden Wave 2019 award, and the EOS Mega electric sauna heater with up to 72 kW and 120 kg stone volume was launched; KUSATEK realized a 14-meter gas-powered sauna heater. In 2020, Harvia acquired the majority of shares in the companies of the EOS Group, creating the world's largest full-range provider in the sauna industry. In 2021, the EOS Selection sauna heater series was launched, the first sauna heater that can be assembled entirely according to individual customer wishes. In 2022/2023, the EOS Superior Portfolio was introduced, featuring high-end sauna heaters combining aesthetics, quality, and functionality.
Products and positioning
Benchmark for premium and luxury sauna technology in the international market; 100% made in Germany.
EOS Superior Portfolio
High-end sauna heaters combining aesthetics, quality, and functionality.
EOS Selection sauna heater series
First sauna heater that can be assembled entirely according to individual customer wishes.
EOS Mega electric sauna heater
Strongest electric sauna heater with up to 72 kW and 120 kg stone volume.
EOS Mythos design sauna heater
Design sauna heater with unique cubic design of sauna stones; received Golden Wave and iF Design Award.
EOSafe L safety system
Safety system for sauna heater monitoring; received Golden Wave 2019.
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