DMX512 4 channel decoder is required for our touch panel. For each zone, you need an additional decoder. The decoder can also be used with the standard DMX512 bus, of course.
Technical details: DMX512 LED Dimmer 4 Channel
Operating voltage: 12-36V DC
Output voltage = input voltage
Switching power: max. 4x5A
Degree of protection: IP20
Dimensions: 178x46x18mm