This DALI MCU(Microcontroller) with DALI output for dimming of luminaires or transformers with DALI interface. Flush-mounted Rotary Dimmer for DALI DT6 and DT8 Tunable White applications, integrated DALI bus power supply of 128mA which can power DALI bus while connected to AC mains. While not connected to AC mains, the DALI rotary dimmer can be powered by DALI bus. Programmable Minimum Brightness Level Can control and power up to 64 DALI-devices from one dimmer Possible to extend installation with up to 4 dimmers and 100 DALI-devices. Supplied without knob and front frame but compatible with most of the European frames, 5-year warranty.