FRITZ Smart Thermo 302 thermostat (indoor), white, button control, AA battery, 51×51×90 mm

FRITZ Smart Thermo 302 is an indoor radiator thermostat in white with button controls. It regulates room temperature between 0 and 50 °C, is powered by AA (1.5 V) batteries and measures 51 × 51 × 90 mm. The device is designed for straightforward manual operation and can be integrated into a FRITZ! Smart Home setup to enable scheduled temperature control and remote access via the FRITZ!App Smart Home.

Advantages

The thermostat reduces heating consumption by enabling efficient temperature control and programmable schedules, which can lower heating costs by up to 10 percent. It supports remote adjustments and boost mode via the FRITZ!App Smart Home for convenient control at home or on the go. Installation on most radiators is quick and simple, and multiple units can be grouped for synchronized control. Regular automatic updates from FRITZ ensure improved functionality and security over the device lifetime.

Suitable for

Key specifications

How to use

Mount the FRITZ Smart Thermo 302 on a compatible radiator following the supplied mounting instructions. Set the desired target temperature and an optional cool-down temperature directly on the unit or configure a schedule using the FRITZ!App Smart Home. Use the app to enable boost mode for rapid heating or to change schedules and group settings. The device communicates with the FRITZ!Box for automation and remote access.

Recommendations

For reliable operation, use fresh AA (1.5 V) batteries and ensure the thermostat is installed on an unobstructed section of the radiator. Group multiple units when simultaneous control of several radiators is required, and keep your FRITZ!Box firmware updated to receive automatic device updates and security improvements.