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Who we are

Expertise in environmental test technology.

ThermoTEC has been specialising in selling and servicing climate test technology for more than 30 years. With innovative technology and in-depth expertise, we inspire our customers and also help you to successfully implement projects with tailor -made solutions.

Since 1991 ThermoTEC, with head office in the Central Hessian Weilburg, has looked back in steady growth. In 2019, ThermoTEC has more than 70 employees that enable the company to realise a nationwide service organisation with close customer contact and fast service response times.

ThermoTEC is active in the following countries: Germany, Austria, Switzerland, Slovakia, Hungary and Romania, as well as in cooperation with other partner companies, in Poland and the Czech Republic.

ThermoTEC attaches great importance to close cooperation with the nearby Weilburg Technical Academy to counter the ever growing demands of the market. Internal training courses as well as external further education, such as at the Bundesfachschule Kälte-Klima-Technik (Federal College of Refrigeration and Air Conditioning Technology) in Maintal, from the cornerstone in meeting our quality standards.

The in-depth expertise of our employees is enhanced by high-quality products, such as the temperature and humidity testing chambers of ESPEC Corp. in Japan, one of the world`s leading providers of environmental simulation equipment.

Test chambers from ESPEC are used in many branches of industry, such as the automotive, electronics and semiconductor sectors as well as in the aerospace industry – wherever material and function tests in reproducible environmental conditions are performed.

We focues on the highest quality – not only in our products. ThermoTEC has been certified in accordance with ISO 9001 since 2003.

In order to always also meet the current demands of the market as a calibration service provider, since 2015 we have maintained an accredited calibration laboratory in accordance with ISO 17025 for the physical parameters of temperature and relative humidity. This permits ThermoTEC to calibrate temperature test chambers and climate test chambers, thermal shock test chambers, ovens as well as other environmental simulation systems, independent of the manufactuerer, on site.

ThermoTEC at a glance

Distribution of chambers for environmental simulation

Since 1991 ThermoTEC has been specialising in selling and servicing temperature and humidity test chambers, thermal shock chambers, HAST-systems, walk-in chambers as well as other systems for environmental simulation.

Starting with the very first contact, our experienced specialists are there for you. After all, apart from our sophisticated technology, our experiene in our mist important asset.


Stock chambers and equipment for hire

Up to 30 standard temperature, climate and thermal shock test chambers are available in our Weilburg warehouse within 2 weeks.

We are happy to support you on a project-specific basis with our extensive rental concept. Simply contact us for further information or the preparation of an offer.


Commissioning and instructions:

Support in installing the device, connecting it to the on-site media, introducing on how the devices function and how to operate and program the controller.



Regular functional inspections and cleaning of your equipment to maintain its value and ensure economic operation.



IQ,OQ, PQ, door open test, power failure and recovery test. The scope of the qualification is realised in consultation with you.


The calibration laboratory of ThermoTEC Weilburg GmbH  & Co. KG has been accredited since 2015 by the German Accreditation Body (DAkkS) acc. to DIN EN ISO IEC 17025-2005 for the measurement parameters and humidity as well as for on-site calibrations.

To ensure the accuracy and validity of test results, measuring and test equipment as well as testing facilities must be calibrated regularly. Through our calibration procedure accredited in accordance with ISO 17025, safe and traceable measurements are obtained for your measurement and test equipment. The latest reference devices and devices for temperature generation and climate generation ensure minimum measurement uncertainties.


Our services

  • Accredited for the measurement parameters of temperature and humidity.
  • Calibration of temperature and climate chambers in accordance with the DAkkS-DKD-R 5-7 directive on site acc. to methods A, C and C.
  • Calibration of direct reading temperature and humidity measuring instruments in the calibration laboratory accreditec in accordance with ISO 17025.
  • You will receive a DAkkS calibration certificate.


Product training

Of course, we also offer training courses for the personnel using our chambers. Our experienced technicians give you an understanding of the equipment functions and properties, explain the controller and are available for questions concerning use and for exchanging experiences.

We will also be happy to prepare an individual training concept with you that is tailored to your requirements for practical training at your company.

Please see our new product overview

Produktübersicht ESPEC Englisch

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