Module is available as a DIY project only.
No info about availability.
Specs are approved by the manufacturerAluminum front panel for Turing Machine Volts expander (released in 2016).
Panel design by Grayscale, Turing Machine designed by Tom Whitwell:
https://github.com/TomWhitwell/Turing-Mini-Voltage-Expander
2 Users are observing this
These merchants probably sell this module. Huh?