Recessed WiFi thermostat PNI CT25W in white finish

Product detailed description

PNI CT25W is a built-in smart thermostat with WiFi in a white design, suitable for floor heating and central heating. It is compatible with floor water heating of any brand, with water pumps and with apartment gas boilers. A no-voltage relay output (dry contact) is used for control.

You can control the thermostat remotely from anywhere with internet access using the Tuya Smart app. You can start or stop the heating system, switch operating modes and programs, and change selected parameters from the app. You can also control it locally directly on the device.

Main features

• control directly on the thermostat or via the mobile app Tuya Smart / Smart Life
• no-voltage relay output with a maximum current of 16 A (DC/AC)
• input for an additional floor sensor, which is purchased separately
• daily program for each day of the week with 4 time segments per day, or alternatively manual mode
• adjustable hysteresis from 0.5 °C to 5 °C
• setting of screen brightness and child lock
• material ABS and glass, white color

Operating modes

You can set a separate program with 4 time segments for each day of the week. If you prefer manual mode, the heating system will try to maintain the selected temperature for the full 24 hours. Hourly and daily programming is also available.

Floor sensor input

The thermostat has a built-in air sensor and also an input to which an external cable sensor can be connected. This measures the temperature at floor level and sends it to the central unit. By default, the air temperature in the room is displayed on the screen. After connecting the floor sensor, which is not part of the package, the thermostat can regulate either according to air or according to floor temperature.

Technical data

Usage and installation

The thermostat is designed for built-in mounting into a box and is powered by 230 V AC. The relay output can handle up to 16 A. Connection to the electrical grid and to the heating system should be performed by a professional. After connecting the device, pair it with the Tuya Smart app, set the desired temperature, and create a program according to your daily routine.

Frequently asked questions

For which heating is the PNI CT25W thermostat intended?

For floor heating and central heating. It is suitable for water floor heating of any brand, for water pumps and for apartment gas boilers.

Can a floor temperature sensor be connected?

Yes. The thermostat has a separate input for this, but the floor sensor is purchased separately and is not part of the package.

How many time segments per day can I set?

There are 4 time segments available for each day of the week. An alternative is manual mode with maintaining the set temperature for the full 24 hours.

Documents to download

• Instruction manual (PDF)