Summary

This is a set of clamps and cover for a typical 30A PSU to fit a Prusa i3 single sheet aluminum frame.

Instructions

Vitamins required:
(4) m3x10mm
(2) m3x12mm
(1) power connector and switch

Note: if you use a different switch, you will need to adjust the model.
Instructions:

To assemble, orient the PSU with terminals facing down.
Insert the switch and wires to all terminals (leave extra wire).
Attach the cover to the PSU with the hole for the switch facing the same side as the fan.
Attached the cover with 2 screws on the same side as the switch.
Attach the clamps to the PSU and insert the nuts for the clamp.
Clamp the unit to the right side of the aluminum frame.