Wall holder Teufel Rearstation 4 Receiver - Simple version

Looking for a version with place for PSU and cables?
Check out this one:
https://www.thingiverse.com/thing:5180828

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FOR ENGLISH VERSION SEE BELOW
(my english versions might be not as detailed as my german ones)
(please also excuse my english in some bad translations)
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DEUTSCH:
Dies ist ein Wandhalter f