HAGER TU402 KNX RF Wireless Handheld Transmitter, 2-Button, 2-Channel, White

The HAGER TU402 is a battery-powered KNX RF handheld transmitter that puts direct control of lighting, blinds, and scenes into a compact, wall-mountable form. Unlike wired KNX push-buttons, it communicates over the 868.3 MHz KNX RF protocol, eliminating the need for bus cabling at the point of use.

Highlights

• 2 buttons, each supporting short and long press for up to 4 independent functions
• KNX RF S-Mode for seamless integration with ETS programming
• Battery operated with a long-life CR2032 cell, rated for approximately 5 years
• Supplied with wall bracket for fixed installation or handheld use
• LED transmission feedback for clear operation confirmation

In daily use

Configure the TU402 via ETS to switch lights, dim, control blinds, send values, or recall scenes. Its wireless design allows placement on any wall or use as a remote control, with an indoor range of up to 30 m and outdoor range up to 100 m. The compact white plastic housing blends into any interior.

Full specifications

• KNX medium: RF (Radio Frequency), 868.3 MHz
• Number of buttons: 2
• Number of channels/functions: 2 (up to 4 with short/long press)
• Power supply: 1x CR2032 lithium battery (3V)
• Battery life: approx. 5 years
• Mounting: handheld or wall mount with included bracket
• Protection class: IP20
• Operating temperature: 0°C to +45°C
• Housing material: plastic
• Colour: white
• Programming: ETS software

Final note

The TU402 is a flexible wireless input device for KNX installations, ideal for retrofits and areas where wiring is impractical.