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Best sellers, best smart Thermostats

We also think that you deserve the best. That’s why on this page, we ranked smart Thermostats from the most sold to the least sold. You have 163 products to choose from. Customers have the most interest in Home Assistant Green, which you can buy for 138.90 € incl. VAT. If you’re intrested in smart Thermostats in terms of the highest reviews, then look at the smart Thermostats reviews and tests category.
All from 163
RETLUX RSH 309 Smart temperature sensor - Temperature Sensor
RETLUX RSH 309 Smart temperature sensor
16.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADAYS15AT 14.37 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Erhalten Sie 15 % Rabatt mit dem Code ALZADAYS15AT. Das Angebot gilt bis zum 15. September 2025 oder solange der Vorrat reicht und ist nur für Endverbraucher bestimmt.
Temperature Sensor - moisture detection, temperature measurement from -10 to 50 °C with an accuracy of 0.3 °C, moisture measurement with 3% accuracy, battery power, notification...
TP-Link Cash Register KE110 - Thermostat
TP-Link Cash Register KE110
40.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Thermostat - smart programmable, with placement on radiator, input voltage: 3V, power: Battery-Powered, daily programmes
AVATTO WT410 3A Water Heating Matter over WiFi Thermostat Black - Thermostat
AVATTO WT410 3A Water Heating Matter over WiFi Thermostat Black
36.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADAYS25AT 27.68 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Erhalten Sie 25 % Rabatt mit dem Code ALZADAYS25AT. Das Angebot gilt bis zum 15. September 2025 oder solange der Vorrat reicht und ist nur für Endverbraucher bestimmt.
Thermostat - smart programmable, with placement on boiler, input voltage: 230 V, power: power plug, weekly and daily programmes
AVATTO WT598 WiFi Smart Gas Boiler Thermostat - Thermostat
AVATTO WT598 WiFi Smart Gas Boiler Thermostat
36.90 €
In stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADAYS30AT 25.83 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Erhalten Sie 30 % Rabatt mit dem Code ALZADAYS30AT. Das Angebot gilt bis zum 15. September 2025 oder solange der Vorrat reicht und ist nur für Endverbraucher bestimmt.
Thermostat - smart programmable, with placement on boiler and boiler, input voltage: 5 V, power: Battery-Powered and USB, weekly and daily programmes

No longer sold

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