KNX IO 532 [5313] : Compact dimming actuator with 1 PWM output for dimming LED and 1 relay output / dimming actuator can be used e.g. for LED panels/strips. Relay output can be used to switch the LED power supply / Output for 12-24 VDC / 6 A / PWM dimming / Relay 230 VAC / 8 A / bi-stable / 1 TE (18 mm)