Atari ST PSU replacement parts

A terminal cover and cable bracket for replacing an original Atari ST PSU with a MeanWell RD-35A.
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updated April 11, 2024

Description

PDF

The original Atari ST PSU can easily be replaced with a MeanWell RD-35A. However, what I disliked was that the mains wires were not fixed, and the terminals were not protected from accidental touching.

Read my blog article about the modification.

Models

  • Terminal cover: Just print it upside down. For me it worked without supports, but YMMV. After printing, just remove the screw left to the terminal block, and fix the cover using that screw. I used PLA, but other materials are fine as well.
  • Wire bracket: It is mounted to the original PSU frame, next to the RD-35A. Then use a zip tie to fix the mains wires.

Tags



Model origin

The author remixed this model.

Meanwell RT-125A (and RT-65B) terminal cover
by fluxcore_nz (thingiverse.com)
 

Differences of the remix compared to the original

The original part was adapted to fit the MeanWell RD-35A.

License