This is our attempt on 3U Eurorack.
The rack is 84HP wide. With M3 fastening screws.

The PSU can output 1.5A per 12VDC or 15VDC.
5V optional.
Power input: 230VAC mains.
Its a linear Power supply unit - it doesn't output switching noise to the audio signal.
Separate screwterminal connectors for GND, +Vcc, -Vcc, +5V
Onboard fuseholder.
Toroidal transformer.
Switchable output voltage 12/15V (with jumper)

Comes with a 60cm ribbon cable.