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UCG-Fiber PSU 19-inch Modular Rack Mount

A modular, 2-part, 19-inch rack mount for the Ubiquiti Unifi UCG-Fiber Power Supply Unit (PSU).

This model comes in 4 variations:

  • A plain mount, just for the PSU.
  • A version with keystone slots.
  • A version with a shelf.
  • A version with the keystone slots and a shelf.

They are all available in the provided print profile.

This mount is part of a 19-inch modular rack mount system I designed. You can mix and match the modules with other mounts. Take a look at my models here to find out the other 19-inch mount modules.

Do you like my models? Consider buying me a coffee ;)

Updates

  • 07 September 2025: I have added a variant with 6 keystone slots.

Required parts

  • 4x M3x10 or 4x M3x12 for the back plate.
  • 4x M3 thread inserts.
  • 3x M5 screws (Size: 12mm).
  • 3x M5 hex nuts.

Mount Assembly

OBS.: The modules used in this tutorial are only for illustration purposes, and I'm using them for the whole series. It might not reflect the models you download from this page.

  • To assemble the parts, insert the 3 screws into the Right module.
  • Then align it with the Left module.
  • After that, insert the hex nuts in the screws, and using a screwdriver or allen key.
  • Tighten the screws until you start feeling resistance and the nuts are securely into place. After that, you can install the mount in your rack.

Print Settings

Rafts:
Doesn't Matter.

Supports:
No.

Resolution:
0.2 or 0.24

Walls/Perimeters:
4.

Infill:
20% or more.

Filament:
PETG, ABS, ASA, PC, Nylon.

PLA could work, but pay attention to the glass transition temperature of your filament manufacturer.

UCG-Fiber PSU 19-inch Modular Rack Mount

by Maurício Pessoa · original on Printables ↗

Gadgets / Computers

♥ 82⬇ 1.1k🖨 6 prints

License: Creative Commons — Attribution — Noncommercial — Share Alike ↗psurackubiquitiunifipowersupplynetworkpsumountrackmountserverrack19inchnetworkinghomelab19inchrackmount19inchrackucgucgfiberucgfiberpsu

Print profiles

  • Back plate.stl

    ⏱ time and weight estimated after preparation · 1 material(s)

    Made to order: we prepare this file when you order, which adds a few minutes before printing starts.

    Prints on: A1 mini 0.4PLA

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  • UCG-Fiber PSU Mount 19i RM Left (Hex).stlDEFAULT

    ⏱ time and weight estimated after preparation · 1 material(s)

    Made to order: we prepare this file when you order, which adds a few minutes before printing starts.

    Prints on: A1 mini 0.4PLA

    Order this print
  • UCG-Fiber PSU Mount 19i RM Right (Screw).stl

    ⏱ time and weight estimated after preparation · 1 material(s)

    Made to order: we prepare this file when you order, which adds a few minutes before printing starts.

    Prints on: A1 mini 0.4PLA

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  • UCG-Fiber PSU Mount Keystone 19i RM Right (Screw).stl

    ⏱ time and weight estimated after preparation · 1 material(s)

    Made to order: we prepare this file when you order, which adds a few minutes before printing starts.

    Prints on: A1 mini 0.4PLA

    Order this print
  • UCG-Fiber PSU Mount Keystone 19i RM Left (Hex).stl

    ⏱ time and weight estimated after preparation · 1 material(s)

    Made to order: we prepare this file when you order, which adds a few minutes before printing starts.

    Prints on: A1 mini 0.4PLA

    Order this print
  • UCG-Fiber PSU Mount Shelf Keystone 19i RM Left (Hex).stl

    ⏱ time and weight estimated after preparation · 1 material(s)

    Made to order: we prepare this file when you order, which adds a few minutes before printing starts.

    Prints on: A1 mini 0.4PLA

    Order this print
  • UCG-Fiber PSU Mount Shelf 19i RM Right (Screw).stl

    ⏱ time and weight estimated after preparation · 1 material(s)

    Made to order: we prepare this file when you order, which adds a few minutes before printing starts.

    Prints on: A1 mini 0.4PLA

    Order this print
  • UCG-Fiber PSU Mount Shelf 19i RM Left (Hex).stl

    ⏱ time and weight estimated after preparation · 1 material(s)

    Made to order: we prepare this file when you order, which adds a few minutes before printing starts.

    Prints on: A1 mini 0.4PLA

    Order this print
  • UCG-Fiber PSU Mount Shelf Keystone 19i RM Right (Screw).stl

    ⏱ time and weight estimated after preparation · 1 material(s)

    Made to order: we prepare this file when you order, which adds a few minutes before printing starts.

    Prints on: A1 mini 0.4PLA

    Order this print
  • UCG-Fiber PSU Mount Keystone x6 19i RM Left (Hex).stl

    ⏱ time and weight estimated after preparation · 1 material(s)

    Made to order: we prepare this file when you order, which adds a few minutes before printing starts.

    Prints on: A1 mini 0.4PLA

    Order this print
  • UCG-Fiber PSU Mount Keystone x6 19i RM Right (Screw).stl

    ⏱ time and weight estimated after preparation · 1 material(s)

    Made to order: we prepare this file when you order, which adds a few minutes before printing starts.

    Prints on: A1 mini 0.4PLA

    Order this print
  • UCG-Fiber PSU Mount Shelf Keystone x6 19i RM Left (Hex).stl

    ⏱ time and weight estimated after preparation · 1 material(s)

    Made to order: we prepare this file when you order, which adds a few minutes before printing starts.

    Prints on: A1 mini 0.4PLA

    Order this print
  • UCG-Fiber PSU Mount Shelf Keystone x6 19i RM Right (Screw).stl

    ⏱ time and weight estimated after preparation · 1 material(s)

    Made to order: we prepare this file when you order, which adds a few minutes before printing starts.

    Prints on: A1 mini 0.4PLA

    Order this print
  • UCG-Fiber PSU Mount.3mf

    ⏱ time and weight estimated after preparation · 1 material(s)

    Made to order: we prepare this file when you order, which adds a few minutes before printing starts.

    Prints on: A1 mini 0.4PLA

    Order this print