Shelly LinkedGo Smart HVAC

Delivered between 8.1.2026 and 16.1.2026
More than 10 pieces in stock at supplier
free shipping

Colour2

Product details

Versatile thermostat for complete control of HVAC systems - fan coil, underfloor heating, ventilation and cooling. Compatible with external temperature sensors. Powered by Shelly - for smart automation, remote access and effortless integration with the most popular platforms. Underfloor heating valve control, fan coil control, ventilation control - AC and DC fans are supported, including control of 10 V DC fans via an analogue output. Heat source control - Utilises a dry contact relay to control heat sources such as gas burners, pellet burners etc. Compatible with electric underfloor heating - The thermostat can control a connected Shelly relay to switch the heating on or off based on the temperature settings. RS485/MODBUS control. Frost protection function - Prevents damage to the heating pipes. Integrated humidity sensor. Temperature and humidity correction - Adjusts thermostat readings for more accurate results. No hub required. Wi-Fi and Bluetooth connectivity. Wi-Fi range extender and BLE gateway. Powered by Shelly - Equipped with a Shelly chip that supports all Shelly functions. Smart schedules based on time or sunrise and sunset. Highly compatible. Easy control via the Shelly Smart Control app, most platforms and protocols and voice assistants. Use it with Alexa, Home Assistant or your favourite automation system. Common uses: thermostat, underfloor heating, heating and cooling, energy saving, valves.

Key specifications

Power supply
Electrical connection
Thermostat type
Radiator thermostats
mounting style
Face
Smart home ecosystem
Amazon AlexaGoogle Home
Suitable for
Underfloor heating
Smart Home
Compatible
Items per sales unit
1 pcs.
Item number
55654476

General information

Manufacturer
Shelly
Category
Thermostats
Manufacturer no.
Shelly_PbS_ST_ST802-B
Release date
6.3.2025
Sales rank in Category Thermostats
141 of 2918

Colour

Colour
Black
Exact colour description
BlackBlack

Thermostat properties

Thermostat type
Radiator thermostats
Suitable for
Underfloor heating
temperature control
RadioWi-Fi
Temperature range
5° - 35° C
connector type
RS485
Thermostat functions
Frost protection setting
Display
Digital
mounting style
Face

Smart home features

Smart Home
Compatible
Smart home ecosystem
Amazon AlexaGoogle Home
Communication standard
Amazon AlexaGoogle AssistantKNXMatterThreadZ-waveZigBee

Origin

Country of origin
ChinaGermany

Voluntary climate contribution

CO₂-Emission
Climate contribution

Power supply

Power supply
Electrical connection

Scope of delivery

Items per sales unit
1 pcs.
Scope of delivery
1 piece

Product dimensions

Length
3.50 cm
Width
8.70 cm
Height
8.70 cm
Weight
0.09 kg

Package dimensions

Length
12.50 cm
Width
12.50 cm
Height
5.50 cm
Weight
300 g

30-day right of return
24 Months Warranty (Bring-in)
11 additional offers

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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.Eurotronic
    2.1 %
  • 18.Ecoheat
    2.2 %
  • 18.Shelly
    2.2 %
  • 20.Eve
    2.4 %
  • 21.Bosch Hausgeräte
    2.5 %

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.Danfoss
    1 day
  • 7.Bosch Hausgeräte
    2 days
  • 7.Shelly
    2 days
  • 9.tado°
    3 days
  • 10.Netatmo
    5 days

Return rate

How often is a product of this brand in the «Thermostats» category returned?

Source: Digitec Galaxus
  • 5.Homematic IP
    2.3 %
  • 6.TP-Link
    2.7 %
  • 7.Shelly
    3.4 %
  • 8.Bosch Hausgeräte
    3.7 %
  • 8.Netatmo
    3.7 %
Source: Digitec Galaxus