
Best selling Thermostats
Here's a ranking of the best products in this category. To give you a quick overview, we've also added some key information about the products.
1. Inkbird heat governor
The multifunctional temperature control device offers the ability to connect with both cooling and heating units. The temperature range is from -50 to 120 °C. The temperature accuracy is ±1 °C, ensuring precise and reliable temperature measurement. The maximum output load is 2200 watts/220 volts. With its compact dimensions and ease of use, this device is practical and user-friendly.

2. Shelly BLU TRV x3 + BLU Gateway Gen3

3. Danfoss ICON2
Danfoss Icon2™ RT is a series of wireless thermostats that offers the freedom to place your thermostat without the constraints of wires in the wall. The fade away feature, together with the minimalistic design, only 16 mm deep, gives it elegance and makes it blend in with the surroundings. The Icon2™ RT is Zigbee 3.0 certified and can be integrated with compatible smart home solutions.

4. 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 part of the room, even within HomeKit. This ensures more accurate temperature control for the entire room, allowing 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 motion 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 Multi-Apartment Support: No more entering a cold apartment. When you set up geofencing, the radiator thermostat E1 will start heating the apartment before you arrive. If you own more than one apartment, you can set up automations for each of them independently.
Support for Grouping of Various 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.

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 third-party certified systems using Zigbee technology.

6. Bosch Smart Home Room thermostat II (230V)
The smart room thermostat II 230 V regulates existing underfloor heating systems and other wired heating systems. In addition to the room temperature, it also displays the heating status and measures the relative humidity. It can be controlled flexibly, e.g. mobile via app, on the device, by voice via Siri, Amazon Alexa and Google Assistant, but also via individual time programmes or in scenarios.

7. Danfoss 015G4550 Aero RA/VL
The Danfoss 015G4550 Aero RA/VL is a mechanical radiator thermostat specifically designed for use with older Danfoss RAVL valves. With a neck diameter of 26 mm, this thermostat head allows for precise temperature control in the range of 7 to 28 °C. It is ideal for adjusting heating output in living spaces, ensuring a comfortable indoor climate. The thermostat head is finished in a classic traffic white (RAL 9016), making it a discreet addition to various interiors. Its easy installation and handling make it a practical choice for heating control. The Danfoss 015G4550 Aero RA/VL is a reliable product that offers both functionality and user-friendliness.
- Mechanical thermostat head for precise temperature control
- Compatible with older Danfoss RAVL valves
- Temperature range of 7 to 28 °C
- Easy installation and handling.

8. Hombli Smart Radiator Thermostat Expansion pack
Save money with smart radiator controllers. With the Hombli Smart Radiator Thermostat, you can individually set the temperature for each room. This means you no longer have to heat your entire house, but only the rooms you are in. With the simple weekly schedule, you always return to a cozy home and never heat unnecessarily.
Thanks to the intelligent energy-saving features of this radiator controller, you can save up to 30% on your heating costs. For an average European household, this translates to a payback period of 1 to 3 months – after which the real savings begin.
Hombli Smart Radiator Thermostat Expansion Pack – 2+1 thermostat valves – Bluetooth – app control – detects open windows – consumption overview – voice control with Google, Alexa, and Siri.

9. tado° Smart Radiator Thermostat X - Quattro Pack
- Smart: save money and energy every day with ease, thanks to our innovative technology and the functions designed for more efficient cleaning than ever.
- Controllo individuale: controlla la temperatura di ogni stanza ovunque ti trovi grazie alla nostra app, progettata da esperti del riscaldamento intelligente.
- Facilità d'utilizzo: le Teste Termostatiche Intelligenti di tado° vengonite fornite in confezioni da quattro; facili da installare in autonomia senza connessione a internet; ora con batteria ricaricabile.
- Collaudato: installato, testato e amato in milioni di case. Gli utenti di tado° risparmiano in media il 22% di energia.
Non compatibile con tado° V3+/ V2".

10. Shelly BLU TRV x1 + BLU Gateway Gen3
The Shelly BLU TRV radiator thermostat is an innovative solution for intelligent heating control that offers both comfort and energy efficiency. With the ability to control the heating via the Shelly app, this thermostat allows for precise adjustment of room temperature. The integrated Bluetooth technology ensures easy connection and control, while the open window detection feature optimizes energy consumption. The compact and modern design of the thermostat blends harmoniously into any living environment and is compatible with most common radiator valves. Installation is straightforward, allowing users to quickly benefit from the advantages of a smart heating solution. Additionally, the device enables the creation of individual schedules to consistently achieve the desired temperature, thus enhancing living comfort.
- Energy-efficient temperature control with automated schedules
- Bluetooth control via the Shelly app for maximum comfort
- Open window detection to reduce energy consumption
- Compatible with most common radiator valves without additional adapters
- Compact and modern design that fits into any room decor.
