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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. 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.
 

2. FRITZ! DECT 302

Smart radiator controller for the home network. Radiator thermostat with wireless system communication. Operation: automated, remote control, scheduling. Features: app control, operation, email alerts, configuration, and management. Control temperature and save heating costs. Optimal for FRITZ!Box. Easy setup: In just a few minutes, you can integrate FRITZ!DECT 302 into your home network. Simply register it using the DECT button on the FRITZ!Box and mount the radiator controller on the radiator. The radiator controller is securely integrated into the home network via the DECT ULE standard. With the group function, multiple radiators can be synchronized in one room and seamlessly combined with FRITZ!DECT 300 and 301. Save energy costs: With a customizable schedule tailored to your needs, you can define exactly when and how much heating is required. This not only saves energy but also up to 30 percent on heating costs. A new chip in the FRITZ!DECT 302 enables an advanced energy concept that ensures long battery life for multiple heating periods. Convenient operation even on the go: Want to adjust the temperature independently of your schedule? No problem. You can change the temperature at any time – with FRITZ!Fon and on your tablet or PC. Additionally, the radiator controller has a button for manual adjustment of the room temperature. On the go, you have access to the free FRITZ!App Smart Home, which turns your smartphone into a heating control device. You can also access your settings over the internet. Automatic updates: As with all current FRITZ! products, AVM also provides free automatic updates for FRITZ!DECT 302. These include new features and improvements or enhance security. 

3. Vaillant Heating controller sensoCOMFORT VRC 720, eBUS interface

The sensoCOMFORT VRC 720 heating controller from Vaillant is an advanced room thermostat designed for the efficient regulation of heating systems. With its weather-compensated control, it optimizes heating performance based on outdoor temperatures, resulting in increased comfort and improved energy efficiency. The controller features a TFT graphic display that allows for user-friendly operation. The intuitive touch controls require no prior knowledge and make it easy to adjust settings. The sensoCOMFORT VRC 720 supports the regulation of up to seven boilers and offers extensive group control functions, including the management of mixing and pumping groups as well as underfloor heating circuits. Additionally, the controller is equipped with a timer that allows for flexible programming. The option to connect to the sensoAPP for mobile control expands the device's capabilities.

- Weather-compensated eBUS controller with TFT graphic display
- Intuitive operation through touch controls
- Regulation of up to 7 boilers and 9 mixing groups
- Integrated timer for flexible programming
- Compatible with sensoAPP for mobile control.
 

Vaillant Heating controller sensoCOMFORT VRC 720, eBUS interface
Thermostats
EUR629,–

Vaillant Heating controller sensoCOMFORT VRC 720, eBUS interface

4. Vaillant Contact thermostat

The Vaillant installation thermostat VRC9642 is a highly advanced control device specifically designed for regulating underfloor heating systems. With a wide adjustable range of +10 to +90 degrees Celsius, this thermostat allows for precise temperature control that meets the individual needs of users. The installation thermostat is equipped with a switching contact and offers a contact load of 230 V, making it a reliable choice for various heating systems. The strap mounting ensures easy installation and adaptation to different conditions. The VRC9642 is compatible with Vaillant systems sensoCOMFORT, sensoHOME, multiMATIC 700, and calorMATIC, highlighting its versatility. Manufactured in Germany, this thermostat meets high-quality standards and is a valuable addition to modern heating solutions.

- Adjustable range of +10 to +90 degrees Celsius for flexible temperature control
- Switching contact for versatile applications
- Compatible with sensoCOMFORT, sensoHOME, multiMATIC 700, and calorMATIC
- Easy installation through strap mounting.
 

5. Sonoff Smart thermostat radiator Zigbee

Smart Sonoff TRVZB Zigbee 3.0 Thermostat Head

In the digital age, controlling home heating is not only more convenient but also more efficient. The smart Sonoff
TRVZB Zigbee 3.0 thermostat head offers users unparalleled control over the temperature in their homes. With remote control, individual room regulation, scheduling, window detection, and child safety features, this product sets new standards in home automation.

Technical Specifications

Model: TRVZB

Color: White

Input: 4.5 V (3 x 1.5 V AA batteries)

Battery Model: 1.5 V LR6 Alkaline Battery

Wireless Connection: Zigbee 3.0

Screw Connection: M30 x 1.5 mm

Operating Temperature: -10°C to 50°C

Operating Humidity: 5% to 95% relative humidity (non-condensing)

Material: PC

Weight: 154 g

Dimensions: 59.4 x 59.4 x 95 mm

Insulation Class: Type 1.B

Startup Completion: 2

Rated Impulse Voltage: 500 V

Temperature Setting Range: 4°C to 35°C.
 

Sonoff Smart thermostat radiator Zigbee
Thermostats
EUR37,17

Sonoff Smart thermostat radiator Zigbee

6. Shelly BLU TRV x3 + BLU Gateway Gen3

Shelly BLU TRV x3 + BLU Gateway Gen3
Thermostats
EUR125,51

Shelly BLU TRV x3 + BLU Gateway Gen3

7. 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
Thermostats
EUR36,–

TP-Link Room Thermostat, Digital thermostat, Room, WLAN, 922 MHz, White, Buttons

8. somfy 1870508 TaHoma radio radiator thermostat

Thanks to the io radiator thermostat, you can heat each room according to your needs. Connected to the Somfy TaHoma control center, your radiators can be automated and individually controlled - both on-site and remotely. Discover the possibilities of a cozy, ecologically sustainable smart home.

Save money: Heat only the rooms you use. With TaHoma, each radiator or room can be programmed independently.

Enjoy comfort: Always maintain the desired temperature at the right time. The quiet motor of the io radiator thermostat also allows for use in the bedroom.

Easy installation: With adapters, the io radiator thermostat is compatible with nearly all radiators. Installation is tool-free and poses no risk of water leakage.
 

somfy 1870508 TaHoma radio radiator thermostat
Thermostats
EUR87,51

somfy 1870508 TaHoma radio radiator thermostat

9. 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.
 

Bosch Smart Home Radiator thermostat II (+M)
Thermostats
EUR72,15

Bosch Smart Home Radiator thermostat II (+M)

10. Busch-Jaeger Room temperature controller

Busch-Jaeger room thermostat SBR/U6.0.11-84

Manufacturer: Busch-Jaeger
Designation: Room thermostat 6-f. with control function
Type: SBR/U6.0.11-84
Bus system
KNX: Yes
Bus system radio bus: No
Bus system LON: No
Bus system Powernet: No
Other bus systems: Other
Assembly: Control element
Mounting type: Flush-mounted
With theft/dismantling protection: Yes
With LED display: Yes
With display: Yes
Material: Plastic
Material grade: Thermoplastic
Surface protection: Untreated
Surface finish: Glossy
Color: Studio white
RAL number (similar): 9016
External sensor: No
Manual setpoint adjustment: Yes
Presence pushbutton: Yes
Parallel operation possible: Yes
Protection class (IP): IP20
With bus coupling: Yes
Temperature controller class: I
Min. depth of device box: 33 mm

Busch-Jaeger room temperature controller SBR/U6.0.11-84: further details
Free configurable multifunction control element with integrated KNX bus coupling unit and labeling field. Supports KNX functions by innovative color concept (yellow=lighting, blue=blind, orange=RTR, magenta=scene, and white=neutral/no function assignment) or standard lighting red/green. Pushbutton function includes switching, dimming, shutter, send value, light scenes, etc. Suitable for controlling heating, ventilation, and FanCoil actuators. Master/slave operation with base load operation. The fan stage can be switched manually or to automatic mode. Class of temperature controller: 1. Contribution to space heating energy efficiency: 1.0%. Number of bus participants: 1.
 

Busch-Jaeger Room temperature controller
Thermostats
EUR219,–

Busch-Jaeger Room temperature controller

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