Important notes

- A Tado Smart Thermostat Starter Kit V3+ is required in order to work.

- Designed for wall mounting.

- It CAN be used for In floor heating systems.

- It can be power supplied with  5 - 36 VDC OR  100 - 240 VAC

- Up to 25 devices can be included into the Tado App.

Way it works

Tado Extension Kit for Smart Thermostat allows us to control the hot water. Also it is required to be paired with Tado Smart Thermostat in order to control the heating system.

Tado Extension Kit will work as a wireless receiver for the Smart Thermostat.

This device comes with an LED that indicates current status and settings of the device, as well as allowing to connect with other tado devices. Tado Extension Kit's connection with the heating system will be wired. The Smart Thermostat is using radio communications to control the Tado Extension Kit.

Where it works

It can be used with the following LOW VOLTAGE system protocols for digital control:

- OpenTherm. If your Smart Thermostat will be paired with Extension Kit 

- Vaillant eBus. If your Smart Thermostat will be paired with Extension Kit.

- Viessmann KM-Bus. If your Smart Thermostat will be paired with Extension Kit.

- Worcester HT-Bus.If your Smart Thermostat will be paired with Extension Kit.

It can be used with the following 230V Relay diagram for the following systems:

- combi, system and heat-only boilers;

- conventional and condensing boilers;

- potential - free (dry-contact) systems;

- zoned systems (one Tado Thermostat per zone)

- in floor water based heating systems;

- in floor electrical heating systems with a maximum current of 6A.

Supported manufacturers: Vaillant, Viessmann, Buderus, Junkers, Baxi, Bosch, Immergas and many.

Tech Specs