Brackets and mounts
PC Case Enclosure
- Bounding box
- 226.0 × 226.0 × 286.0 mm
- Engine
- Precision B-rep
- Parameters
- 26
- Published
- August 7, 2026
Download
Free to download and use. See the terms.
The prompt
Design a rectangular PC case enclosure, external dimensions 220mm width x 220mm depth x 280mm height, wall thickness 3mm. Top panel: ventilation slot pattern, total open area 130 square cm, positioned at the rear third of the top panel. Bottom panel: ventilation slot pattern, total open area 130 square cm, positioned at the rear third of the bottom panel, aligned with top vents. Four mounting standoff bosses on the left side wall interior, spaced in a 170mm x 170mm square pattern, for a mini-ITX motherboard, boss height 8mm, boss hole diameter 3mm for M3 screws. Rectangular cutout on the rear panel, 160mm wide x 60mm tall, positioned at bottom-left, for ATX power supply mounting. Rectangular cutout on the rear panel, 65mm wide x 40mm tall, positioned at top-center, for motherboard rear I/O panel. Circular hole 8mm diameter on the front panel for power button, positioned 30mm from left edge, 200mm from bottom. Rectangular cutout 15mm x 8mm on front panel for USB port, positioned 30mm from left edge, 180mm from bottom. All external edges filleted with 2mm radius.
Parameters
| Name | Value | Range |
|---|---|---|
| External Width | 220 mm | 100 – 500 |
| External Depth | 220 mm | 100 – 500 |
| External Height | 280 mm | 150 – 600 |
| Wall Thickness | 3 mm | 1 – 10 |
| Vent Rear Fraction | 0.33 | 0.1 – 0.9 |
| Vent Columns | 14 | 1 – 40 |
| Vent Rows | 4 | 1 – 20 |
| Slot Width (X) | 15 mm | 2 – 50 |
| Slot Length (Y) | 16 mm | 2 – 70 |
| Slot X Gap | 2 mm | 0 – 20 |
| Slot Y Gap | 2 mm | 0 – 20 |
| ATX Cutout Width | 160 mm | 50 – 250 |
| ATX Cutout Height | 60 mm | 20 – 120 |
| I/O Cutout Width | 65 mm | 30 – 120 |
| I/O Cutout Height | 40 mm | 10 – 80 |
| Power Button Hole Ø | 8 mm | 2 – 20 |
| Power Button Left Offset | 30 mm | 0 – 200 |
| Power Button Bottom Offset | 200 mm | 0 – 400 |
| USB Cutout Width | 15 mm | 5 – 40 |
| USB Cutout Height | 8 mm | 3 – 30 |
| USB Left Offset | 30 mm | 0 – 200 |
| USB Bottom Offset | 180 mm | 0 – 400 |
| Boss Pattern Half (170mm square) | 85 mm | 20 – 150 |
| Boss Outer Ø | 10 mm | 4 – 20 |
| Boss Height | 8 mm | 3 – 20 |
| Boss Hole Ø | 3 mm | 1 – 6 |
Every value above is a live dimension. Open a model like this in the editor and each one becomes a slider you can drag before exporting.
More models
Browse the full gallery →Trumpet Lyre Mount Main Body
A single 3D mechanical CAD part for a trumpet music lyre mount (Main Body with Paddle). Geometry details: 1. A 18mm-wide semi-cylindrical clamp arc for a 28mm diameter cylinder, w
UAV Ogive Nose Cone
Design a watertight, 3D-printable aerodynamic nose cone module for a fixed-wing tactical UAV, optimized for printing in Carbon Fiber Filled PETG (PETG-CF). The base of the nose con
Flat-Strap Reel Spool
Create a 3D model of a custom flat-strap reel spool for a home plate housing cavity. Geometry: - A reel spool consisting of two parallel circular outer flanges connected by a cent