High quality HVAC actuators, valves and room sensors to suit most applications!

If you are looking for high quality HVAC actuators then you have found the right place!


Our new on-line store is designed to simplify the way you select quality products for your convenience.


You will find a comprehensive range at very competitive pricing for standard damper actuators, spring fail-safe actuators and fast running actuators.


We also have range of Thermokon HVAC sensors available. Here you will find temperature sensors, humidity and temperature sensors, air quality sensors, pressure sensors and switches as well as light and motion sensors.​


Each product has a brief description of the specifications. For more detailed information please refer to the relative page on this website.


Gruner and Thermokon produce a comprehensive range of German engineered actuators and sensors that are compatible with all common HVAC DDC and analogue control systems, with or without Building Automation Systems.

If you don't see it in our on-line store then please do not hesitate to contact us.

We look forward to being of service to you.