Shelly LinkedGo Smart floor heating thermostat
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Delivered between 12.3.2026 and 28.4.2026
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Product details
Smart thermostat, powered by Shelly - ideal for precise control of underfloor heating systems. It controls heating valves and can communicate with other heat sources. Equipped with humidity sensor, frost protection and all Shelly functions.
- Valve control: Precisely controls the valves of your underfloor heating system (supports up to 2 A resistive load or 1 A inductive load).
- Relay with potential-free contact: Can switch your gas boiler, pellet stove or other heat sources on and off.
- Compatible with electric underfloor heating: The thermostat can communicate with a connected Shelly relay to automatically switch the heating on or off based on the temperature settings.
- Frost protection function: Keeps the temperature at a minimum level during prolonged absences to prevent pipes from freezing and bursting.
- Humidity sensor: Optimises the heating performance by taking temperature and humidity values into account.
- Temperature and humidity offsets: Customise the thermostat readings for even more accurate results.
- No hub required. Wi-Fi and Bluetooth connectivity.
- Wi-Fi range extender & BLE gateway.
- Simple and intuitive user interface.
- Powered by Shelly: Equipped with a Shelly chip that offers all Shelly functions.
- Highly compatible: Easy control via the Shelly Smart Control App, most platforms and protocols and voice assistants. Compatible with Alexa, Home Assistant or your favourite automation system.
Common uses:
- Thermostat
- Underfloor heating
- Heating & cooling
- Energy saving
- Valves.
Power supply | Electrical connection |
Thermostat type | Radiator thermostats |
mounting style | Wall-mounted |
Smart home ecosystem | Amazon Alexa, Apple Home, Google Assistant |
Suitable for | Underfloor heating |
Smart Home | Compatible |
Items per sales unit | 1 pcs. |
Item number | 55654446 |
Manufacturer | Shelly |
Category | Thermostats |
Manufacturer no. | Shelly_PbS_ST_ST1820 |
Release date | 6.3.2025 |
Sales rank in Category Thermostats | 140 of 2890 |
Colour | White |
Exact colour description | White, White |
Material group | Plastic |
Thermostat type | Radiator thermostats |
Suitable for | Underfloor heating |
temperature control | Bluetooth, Wi-Fi |
Temperature range | 5° - 35° C |
Thermostat functions | Frost protection setting |
Display | Digital |
mounting style | Wall-mounted |
Smart Home | Compatible |
Smart home ecosystem | Amazon Alexa, Apple Home, Google Assistant |
Country of origin | China |
CO₂-Emission | |
Climate contribution |
Power supply | Electrical connection |
Items per sales unit | 1 pcs. |
Scope of delivery | External sensor |
Length | 3.80 cm |
Width | 8.55 cm |
Height | 8.55 cm |
Weight | 0.09 kg |
Length | 12.20 cm |
Width | 9.80 cm |
Height | 6.30 cm |
Weight | 153 g |
Specifications may include unverified machine translations.
30-day right of return
24 Months Warranty (Bring-in)
1 additional offer
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Reviews & Ratings
Warranty score
How often does a product of this brand in the «Thermostats» category have a defect within the first 24 months?
Source: Digitec Galaxus- 17.Eurotronic2.1 %
- 18.Ecoheat2.2 %
- 18.Shelly2.2 %
- 20.Eve2.4 %
- 21.Bosch Hausgeräte2.5 %
Warranty case duration
How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?
Source: Digitec Galaxus- 6.Danfoss1 day
- 7.Bosch Hausgeräte2 days
- 7.Shelly2 days
- 9.tado°3 days
- 10.Netatmo5 days
Return rate
How often is a product of this brand in the «Thermostats» category returned?
Source: Digitec Galaxus- 5.Homematic IP2.3 %
- 6.TP-Link2.7 %
- 7.Shelly3.4 %
- 8.Bosch Hausgeräte3.7 %
- 8.Netatmo3.7 %
Source: Digitec Galaxus

