
Best selling Thermostats
Here’s a ranking of the best selling Thermostats. To give you a quick overview, we’ve added the most important information about each product. This page always stays fresh and updates automatically.
1. tado° Smart radiator thermostat - Quattro Pack
The Climate Assistant takes care of your comfort at home and helps you save on heating costs. With the tado° app, you can access your heating from anywhere - easily control your heating while on the go. The unique skills of the Climate Assistant can save you up to 31% on heating costs and ensure a healthy climate in your home. With individual room control, you can further reduce your heating expenses and maximize your comfort. A tado Starter Kit (V2, V3, V3+) with the Internet Bridge for internet connectivity forms the basis of your setup. Add more smart room and/or radiator thermostats to further optimize your indoor climate. Control all heating zones and rooms individually for the optimal temperature - anytime and anywhere. Manage all heating zones within one app, allowing you to keep track of all settings at all times.

2. Bosch Smart Home Radiator thermostat II (+M)
The smart radiator thermostat II [+M] creates individual desired temperatures, displays the temperature in the app and ensures maximum energy efficiency and needs-based heating thanks to time programmes and services such as "Sustainable ventilation" and "Temperature drop". Up to 4 heating schedules with freely selectable temperature levels and time windows can be saved and activated spontaneously as required with a click. The "climate manager" in the app also enables heating breaks, e.g. in summer.
Several devices in a room can be combined to form a room temperature, enabling optimum temperature control that can be operated flexibly: whether on the device, a room thermostat, automations, via voice control or remotely with a click in the app. In addition, measured temperatures can be used as triggers for smart automations to control other devices as required. For example, the electric shutters automatically lower in summer as heat protection if the room temperature is too high.
The radiator thermostat II [+M] can be used with the current Matter standard functions in any Matter system and the respective app. Information on integration and use is provided by the respective supplier.

3. TP-Link Room Thermostat, Digital thermostat, Room, WLAN, 922 MHz, White, Buttons
The TP-Link Room Thermostat is a digital thermostat specifically designed for indoor use. It offers user-friendly control via buttons and allows for easy adjustment of room temperature. Equipped with a Wi-Fi interface, the thermostat can be conveniently controlled through a smartphone, enabling flexible temperature regulation from anywhere. The E Ink display provides a clear and easily readable indication of the current temperature and settings. The device features a humidity sensor that contributes to accurate regulation of the indoor climate. It is powered by AAA batteries, which offer a long lifespan of up to one year. The thermostat is suitable for wall mounting and supports a temperature control range of 0 to 50 °C, making it a practical solution for various room sizes and conditions.
- Power source: DC with a battery life of up to one year
- Temperature control range from 0 to 50 °C
- Integrated humidity sensor to enhance indoor climate control
- Compatible with Google Assistant and Amazon Alexa for voice control
- E Ink display for clear readability of temperature and settings.

TP-Link Room Thermostat, Digital thermostat, Room, WLAN, 922 MHz, White, Buttons
4. Auraton Libra Set Wireless Controller
The Auraton Libra Set Wireless Controller is an innovative solution for regulating heating and cooling devices. It consists of a weekly wireless thermostat (AURATON Libra R) and an ergonomic controller (AURATON Fornax). This set allows for precise temperature control in a range of 0 to 45 °C and is suitable for both surface mounting and use in various rooms. The AURATON Libra R thermostat is equipped with an LCD screen that displays the operating status, while the AURATON Fornax controller features LEDs and acoustic signals to communicate the current status. Power can be supplied either by batteries or the electrical grid, allowing for flexible usage. The set is ideal for anyone looking for a user-friendly and efficient temperature control solution.
- Offers both heating and cooling modes for versatile applications
- LCD screen for displaying operating status for easy monitoring
- Ergonomic design of the controller for comfortable handling
- Frost protection function to guard against low temperatures
- Operates on batteries or electrical grid for flexible deployment options.

5. Danfoss Ally
The radiator thermostat Ally is a connected radiator thermostat designed for use in living spaces. The Danfoss Ally radiator thermostat is battery-operated, compact, and easy to use with a handwheel and just a single button. The Danfoss Ally radiator thermostat is a Zigbee 3.0 certified product that is compatible with the Danfoss Ally Gateway and with third-party certified systems using Zigbee technology.

6. tado° Smart Thermostat X - Starter Kit incl. 1 Bridge
Smart: Save energy and money every day with thoughtful features that make your heating more efficient than ever, now with future-proof technology. Individual: Control the temperature in every room from anywhere via an app developed by experts in smart heating. Simple: tado° replaces wired room thermostats and is compatible with gas boilers, heat pumps, and water-based underfloor heating; easy to install yourself, even without an internet connection. Also included: the Bridge X, which allows you to easily connect all your smart home devices. Proven: Installed millions of times, tested, and praised - tado° users save an average of 22% energy. Not compatible with tado° V3+/ V2 devices.

7. Aqara E1 SRTS-A01
The Aqara Smart Radiator Thermostat E1 is compatible with a variety of ecosystems and voice assistants, including HomeKit, Alexa, Google, and IFTTT. It will also support the upcoming Matter standard.
External Temperature Measurements: The Aqara Smart Radiator Thermostat E1 can receive temperature readings directly from the connected Aqara Temperature and Humidity Sensor located in another corner of the room, even in HomeKit. This allows for more accurate temperature control for the entire room, enabling the thermostat to adjust the radiator based on the actual room temperature.
Energy Savings: When the Aqara Smart Radiator Thermostat E1 is connected to the Aqara Door and Window Sensor or the Aqara Motion Sensor, it will turn off the heating when it detects that a door or window is open or if no movement has been detected for a certain period. Additionally, schedules can be set for desired time periods such as day or night. It can automatically open or close the radiator valve, helping to reduce your energy consumption.
Geofencing and Support for Multiple Apartments: No more entering a cold apartment. When you set up geofencing, the Radiator Thermostat E1 will start heating the apartment before your arrival. If you own more than one apartment, you can set up automations for each of these apartments independently.
Support for Grouping of Different Devices: If there are multiple radiators in a room, they will all be synchronized in the most efficient way based on the actual room temperature.

8. Homematic IP Temperature and
The Homematic IP temperature and humidity sensor with LC display is part of the Smart-Home system and reliably determines the room temperature and humidity. The user can freely choose whether the display should show the target, actual or alternatively the humidity alternating with the actual temperature. In addition, the sensor unit precisely regulates the room temperature in conjunction with one or more radiator thermostats or underfloor heating actuators. Thanks to highly efficient radio transmission and battery supply, the sensor is immediately ready for use and can be placed almost anywhere. The 55 mm frame size allows installation in single and multiple frames from other manufacturers (Berker, ELSO, Gira, Merten, JUNG). The temperature and humidity sensor with display can optionally be operated with the Access Point in conjunction with the App, with the Homematic CCU2 central unit and with many partner solutions. Further product information can be found at homematic-ip.com. A detailed user manual for the system can be found in the download area.

9. Heatit Z-TRM6 Thermostat Z-Wave 800 series
The Heatit Z-TRM6 is an advanced electronic thermostat designed specifically for electric heaters. It offers user-friendly control via a Z-Wave network or directly via the buttons on the front. With three operating modes - heating, cooling and eco - the thermostat allows flexible adaptation to different room temperatures and needs. The Z-TRM6 is designed for use in standard European junction boxes and can be combined with most System 55 frames. A sturdy metal frame ensures secure installation. The integrated room temperature sensor and the option of connecting two external temperature sensors ensure precise temperature control. The thermostat also offers active power measurement, which makes it possible to monitor power consumption in real time. ZeroX technology ensures an extended service life of the device by switching the relay to 0 V when switching on and off. The Z-TRM6 can be configured as a master thermostat and controls up to 10 other thermostats and external relays.
- User-friendly control via Z-Wave network or directly on the device
- Three operating modes: heating, cooling and eco
- Integrated room temperature sensor with connection options for external sensors
- Active power measurement for monitoring power consumption in real time
- ZeroX technology for an extended service life of the relay.

10. Danfoss Thermal drive, TWA-A 24V, RA connector, NC
The thermal actuator from the TWA Group is used with small saddle valves and floor heating distributors from Danfoss. The actuators can be used with all electromechanical or electronic room thermostats to control independent circuits or zones. TWA actuators are available for various valve types and connections in normally open or normally closed versions. ABN-F actuators are used with floor heating collectors from other manufacturers and are also available in normally open or normally closed versions. Additionally, adapters are required for connection to the collector.

Danfoss Thermal drive, TWA-A 24V, RA connector, NC