SIRO Smart Room Thermostat SL06216W

Smart Thermostat for Underfloor Heating

The smart thermostat is perfectly suited for underfloor heating systems and gas combination boilers. By simply integrating it into existing heating systems, you benefit from precise temperature control and even heat distribution in all rooms.

Energy-efficient heating control

Thanks to intelligent control algorithms, the Wi-Fi thermostat adjusts the room temperature precisely to the actual needs. This noticeably reduces energy consumption and helps to lower heating costs – ideal for sustainable energy saving.

Modern glass design with touch control.

The high-quality touch switch impresses with its glass surface and the clearly legible large LED display. Temperature, time programs and system status are immediately visible – a combination of modern design and clear user guidance.

Easy installation without a gateway

Connect the device directly to your 2.4 GHz Wi-Fi network, without any additional hub. The simple installation and intuitive setup make the Wi-Fi thermostat operational in just a few minutes.

Extensive app control Smart Life

Control your heating system conveniently via smartphone: Create individual time schedules, develop intelligent heating scenarios, and access all functions on the go. This way, you always retain full control over your home.

Voice control with Alexa and Google Home

Simply adjust the temperature via voice command. Seamless integration with Alexa and Google Home enables hands-free operation, allowing you to focus entirely on your tasks in everyday life.


Our WEEE registration number is: WEEE-Reg.-Nr. DE59943004

* No guarantee given

Scope of delivery

• 1xRoom thermostat

Technical details

• Perfomance:90-240Vac 50/60Hz
• Temperature display range:1°C to 70°C
• Temperature setting range:5°C to 35°C
• Limit temperature range:1°C to 70°C
• Display accuracy:0.5 °C
• Contact capacity:3A
• Exit:switching relay
• Insulating state:Normal environment
• Current program:Is set per 1 week as a cycle
• Installation:Installation type (in the wall)
• Size (LxWxH):86 * 86 * 27 mm

Is it possible to permanently display the time on the thermostat display?

The display design can be changed in the app. It is currently not possible to permanently display the time on the display.

Is the thermostat compatible with my gas boiler with potential-free switching contact?

The SL06216W room thermostat has the potential-free switching contact at numbers 5 and 6. The SL06116W model has it at numbers 7 and 8.

Are they compatible with any actuator (on the underfloor heating manifold), or are specific actuators necessary to control the underfloor heating?

The thermostat is compatible with any actuator.

Operating instructions