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  • Smart digital underfloor heating thermostat | temperature controller with sensor | 16A | 230VAC | +5...+35°C | IP21 | white | Wi-Fi | ADAX | AFWT 3 WHITE

    Code: AFWT-3-W
    Price 109.72 € VAT incl.
    ( 90.68 € VAT excl. )
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    10+ pcs.  – 102.69 € for pcs. -6%
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    ADAX AFWT WiFi – a smart wall-mounted thermostat for electric underfloor heating and other compatible electric heating systems. It allows temperature adjustment from 5–35 °C, heating control based on room or floor temperature, and weekly scheduling via the ADAX Wi-Fi app. The thermostat is designed for a 230 V AC supply, controls loads up to 16 A, is supplied with an NTC 22 kΩ floor sensor, and can also operate without Wi-Fi. 

  • Underfloor heating thermostat | Wi-Fi | 16 A | 230 V AC | 5–35 °C | floor sensor | white | ADAX AFWT WiFi

    The smart ADAX AFWT WiFi is a wall-mounted thermostat designed for controlling electric underfloor heating, infrared heating panels and other compatible electric heating systems. The thermostat can operate independently or be controlled through the ADAX Wi-Fi app, allowing temperature, weekly schedules and operating modes to be changed locally or remotely. The white version is supplied with a floor temperature sensor.

    Key point

    ADAX AFWT WiFi combines room thermostat control, floor temperature control, weekly programming and remote Wi-Fi control in one device. It can regulate heating according to room temperature, floor temperature or use combined control, where room temperature is regulated while the maximum floor temperature is limited. This is particularly relevant for electric underfloor heating systems and temperature-sensitive floor coverings.

    Maximum load
    16 A
    Supply
    230 V AC
    Temperature
    5–35 °C
    Connectivity
    Wi-Fi 2.4 GHz

    Operating principle

    The thermostat is installed in a standard single-gang flush-mounted wall box and directly controls the power supply to the connected electric heating system. Maximum controlled load – 16 A.

    Temperature can be controlled using the integrated room temperature sensor, the included floor sensor or both sensors together. The user can select the required operating mode on the thermostat display or in the ADAX Wi-Fi app.

    Temperature sensor modes

    Floor sensor
    The thermostat monitors and regulates floor temperature according to the sensor installed in the floor.
    Room sensor
    The thermostat monitors and regulates room air temperature using the temperature sensor integrated in the unit.
    Room + floor limiter
    Room temperature is regulated using the integrated sensor, while the floor sensor is used to limit the maximum floor temperature.
    Power Regulator
    Power regulation mode operates according to defined ON/OFF time cycles and does not use a temperature sensor as the primary control parameter.
    Important: when using a floor temperature sensor, the correct sensor resistance value must be selected in the thermostat settings. An incorrect sensor type or resistance setting may result in inaccurate temperature measurement.

    Included floor sensor

    An NTC floor temperature sensor – 22 kΩ at 25 °C is included. A different floor sensor resistance value can also be selected in the Advanced settings, allowing the thermostat to be adapted to some existing floor sensors.

    Operating modes

    Continuous mode
    Continuous manual temperature control that remains active until the user changes the setting or operating mode.
    Schedule mode
    Heating operates according to a weekly time and temperature schedule defined by the user.
    Boost mode
    A selected temperature mode is applied temporarily for a defined period, after which the thermostat returns to the previous operating mode.

    Comfort and Reduced temperatures

    The thermostat supports separate Comfort and Reduced temperature settings.

    • Comfort: comfort heating temperature; factory default – 22 °C.
    • Reduced: reduced economy temperature; factory default – 18 °C.

    Weekly programming

    In Schedule mode, different temperatures can be set for different times of day and days of the week. This allows the temperature to be reduced at night, during working hours or when the room is not in use, and automatically increased before the planned occupancy period.

    If plans change, settings can be adjusted directly on the thermostat display or through the ADAX Wi-Fi app.

    Open Window function

    Open Window is designed to detect a sudden drop in room temperature typical of an open window. When such a change is detected, the thermostat can automatically reduce the heating output so that the heating system does not unnecessarily heat a heavily ventilated room. The function can be enabled or disabled in the settings menu.

    Adaptive function

    Adaptive allows the thermostat to evaluate the heating characteristics of the room and determine when heating should start so that the set temperature is reached at the scheduled time. This function is used together with weekly programming.

    Wi-Fi control

    The thermostat connects to a 2.4 GHz Wi-Fi network and supports 802.11 b/g/n. Using the ADAX Wi-Fi app, the thermostat can be controlled from a smartphone or tablet.

    The app allows the temperature to be changed, weekly schedules to be configured and heating to be controlled remotely. Bluetooth simplifies the initial pairing of the thermostat with the mobile app.

    Smart Home integration

    According to the supplied product information, ADAX AFWT WiFi can be integrated with:

    • Google Home;
    • Amazon Alexa;
    • Homey;
    • Tibber;
    • Futurehome.

    Technical specifications

    Product type Smart underfloor heating thermostat
    Colour White
    Rated voltage 230 V AC
    Maximum load 16 A
    Temperature adjustment range 5–35 °C
    Floor sensor included Yes
    Included sensor type NTC, 22 kΩ at 25 °C
    Temperature control Room / floor / room + floor limiter / Power Regulator
    Operating modes Continuous / Schedule / Boost
    Wi-Fi frequency 2.4 GHz
    Wi-Fi standards 802.11 b/g/n
    Bluetooth Yes, to simplify initial pairing
    Control Thermostat display / ADAX Wi-Fi app
    Weekly programming Yes
    Open Window function Yes
    Adaptive function Yes
    Floor temperature limiter Yes
    Sensor calibration Yes
    Key sound On / off
    Display backlight Adjustable
    Ingress protection IP21
    Installation Flush-mounted, standard single-gang installation box
    Operation without Wi-Fi Yes, as a standalone electronic thermostat
    Warranty 5 years

    Additional settings

    • Language: screen language selection.
    • Day / Time: date and time setting.
    • Backlight: display backlight duration setting.
    • Open Window: enable or disable open-window detection.
    • Adaptive: enable or disable adaptive heating start control.
    • Wi-Fi: pair the thermostat with the app.
    • Factory Reset: restore factory settings.
    • Sensor: select the temperature sensor type.
    • Sensor Value: set the resistance value of the connected floor sensor.
    • Calibrate: calibrate the displayed room temperature.
    • Limiter: set the floor temperature limit.
    • Wet System: special operating mode for wet floor systems.
    • Power Factors: configure power regulation parameters in Power Regulator mode.
    • Target: set Comfort and Reduced temperatures for Schedule mode.

    Where is it used?

    • Electric underfloor heating.
    • Heating cables and electric heating mats.
    • Infrared heating panels.
    • Electric heaters without an integrated thermostat.
    • New underfloor heating installations.
    • Replacement or upgrade of existing thermostats where the installed floor sensor is compatible.
    • Homes, apartments, offices and other indoor areas requiring programmable heating control.

    Use by application

    For underfloor heating
    The floor sensor monitors floor temperature and the thermostat controls the heating cable or mat according to the selected mode.
    For room temperature
    Room air temperature can be regulated using the integrated thermostat temperature sensor.
    For temperature-sensitive floors
    Combined mode allows room temperature to be controlled while limiting the maximum floor temperature.

    Installation recommendations

    1. The thermostat must be installed by a qualified electrician.
    2. Disconnect the electrical supply before installation.
    3. Install the thermostat in a standard single-gang flush-mounted installation box.
    4. Connect the supply, heating load and floor sensor according to the manufacturer's wiring diagram.
    5. If a floor sensor is used, verify its type and resistance value.
    6. After installation, configure the sensor type, temperature limits and required operating mode.
    7. For Wi-Fi operation, pair the thermostat with the ADAX Wi-Fi app.

    Design and usage notes

    • Maximum thermostat load – 16 A.
    • Before connecting the heating system, check its rated current and total power.
    • The thermostat is intended for standard electric heating systems up to 16 A.
    • When using a floor sensor other than the supplied sensor, the correct resistance value must be configured.
    • For temperature-sensitive floor coverings, use of the floor temperature limiter is recommended.
    • Remote control requires a functioning 2.4 GHz Wi-Fi network and internet connection.
    • Without Wi-Fi, the thermostat can operate independently and maintain the locally set temperature.
    • The thermostat must be installed by a qualified electrician.

    Advantages

    • Wi-Fi remote control.
    • Operates without internet as a standalone thermostat.
    • 16 A maximum load.
    • 5–35 °C temperature adjustment range.
    • Floor sensor included.
    • Room, floor and combined temperature control.
    • Floor temperature limiter.
    • Weekly programming.
    • Continuous, Schedule and Boost modes.
    • Open Window function.
    • Adaptive function.
    • Power Regulator mode.
    • Ability to adapt to floor sensors with different resistance values.
    • Smart Home integration options.
    • 5-year warranty.

    Limitations / considerations

    • Maximum controlled load – 16 A.
    • Fixed electrical connection is required.
    • Installation must be carried out by a qualified electrician.
    • A 2.4 GHz network is required for Wi-Fi control.
    • When using a non-standard floor sensor, its resistance must be configured correctly.
    • An incorrect sensor selection may result in inaccurate temperature measurement.

    Quick selection guide

    230 V AC | 16 A | 5–35 °C | Wi-Fi 2.4 GHz | NTC 22 kΩ floor sensor | IP21 | white
    Suitable when you need: to control electric underfloor heating, an infrared heating panel or another electric heating system up to 16 A.
    Especially practical: room and floor temperature control, weekly programming, Wi-Fi control, Open Window, Adaptive and Boost functions.
    Before purchasing, check: the total current and power of the heating system, the type and resistance of the existing floor sensor, installation box compatibility and availability of a 2.4 GHz Wi-Fi network.

    FAQ

    What is ADAX AFWT WiFi designed for?
    For controlling electric underfloor heating, infrared heating panels and other compatible electric heating systems.
    What is the maximum load?
    16 A.
    Is a floor sensor included?
    Yes. An NTC 22 kΩ at 25 °C floor temperature sensor is included.
    Can an existing floor sensor be used?
    The thermostat allows the floor sensor resistance value to be configured, so it may be compatible with various sensors. The parameters of the specific sensor must be checked before use.
    Can it control only according to room temperature?
    Yes. The integrated room temperature sensor can be selected.
    Can the floor temperature be limited?
    Yes. In combined mode, room temperature is controlled by the integrated sensor and the floor sensor is used to limit maximum floor temperature.
    Does it work without Wi-Fi?
    Yes. Without a network connection, the thermostat can operate as a standalone electronic thermostat and maintain the locally set temperature.
    Which Wi-Fi network does it support?
    2.4 GHz, 802.11 b/g/n.
    Can a weekly heating schedule be created?
    Yes. Schedule mode allows weekly time and temperature schedules to be configured.
    What is Boost mode?
    It is a temporary selected temperature mode for a defined period. When the period ends, the thermostat returns to its previous operating mode.
    What is the Open Window function?
    It detects a sudden temperature drop typical of an open window and can automatically reduce heating output.
    What is the warranty?
    5 years.

    ADAX AFWT WiFi | underfloor heating thermostat | 230 V AC | 16 A | Wi-Fi | floor sensor | white

    ADAX AFWT WiFi is a smart white thermostat for controlling electric underfloor heating and other electric heating systems. It supports room, floor and combined temperature control, includes a floor temperature limiter, weekly programming, Continuous, Schedule and Boost modes, Open Window and Adaptive functions. The thermostat is designed for a 230 V AC supply and loads up to 16 A, supports 2.4 GHz Wi-Fi, is supplied with an NTC 22 kΩ floor sensor and includes a 5-year warranty.

    Illustrative image may have been created using AI. The appearance of the product may differ slightly from the image shown. Please refer to the technical specification.
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