電子工作

PC 3D Models and STL Files for Case Mods

This collection gathers 3D models that go inside and around a desktop computer: fan mounts, dust filters, cable combs, GPU supports, bay blanks and case panels. Most of them are small parts that are hard to buy separately, so a 3D printer becomes a practical way to make them. The set also includes open test benches and a few accessories that sit next to the machine. Polyzon does not confirm whether models are free, their price, license, official status, affiliation, safety or fitness. Check the current terms at the source.

このコレクションの本文は英語で書かれています。検索自体はどの言語でも使えます。

このコレクションの選定方法

このコレクションは、Polyzonが対応サイトの検索結果をもとに作成しています。重複やプレビューのないモデルは除外し、関連性の低いものは後ろに回し、それ以外は検索結果の順に並べています。モデルの権利は各作者にあります。利用条件は各モデルのページでご確認ください。

選定基準:Polyzon編集部 · 本文の更新日:2026年10月13日


コレクション

まずはここから

このコレクションのすべてのモデル

カテゴリについて

«PC 3D Models and STL Files for Case Mods»

The parts differ by role. Cooling items such as fan brackets, adapters and dust filters deal with airflow and mounting points. Cable combs, GPU supports and similar brackets hold components in place inside the chassis. Panels, bay blanks and button guards change the outside of the case or protect it, while test benches replace the case entirely for a build that is meant to be opened often.

When choosing a model, read the author's page rather than the thumbnail. Check the stated dimensions and screw spacing against your own hardware, the number of separate parts and how they join, and whether the author lists supports. Material and settings matter for thin clips and for parts near heat; photos of real prints show how the surfaces and tolerances came out.

To widen the search, try synonyms and related terms: computer, desktop, ATX, mATX, mini-ITX, chassis, fan mount, grommet, standoff, shroud. Related topics include keyboard and mouse accessories, sim-rig frames, monitor stands and small desk organizers, which often use the same fasteners and panel sizes.

FAQ

よくある質問

What kind of PC parts are usually printed at home?
Small brackets, fan adapters, dust filters, cable combs, GPU supports and bay blanks are common, because they are simple shapes that are awkward to source separately. Larger panels and full cases are possible too, but they need a bigger build volume.
How do I know a printed bracket will line up with my case?
Compare the dimensions and hole spacing on the model page with your own measurements before printing. If the author shows the part mounted in a real build, that gives a clearer idea of how it sits.
Which material works for parts inside a case?
Authors usually state a material and settings on the model page, and those notes are the starting point. Parts close to heat or under constant load are usually printed in a stiffer filament, while clips that need to bend are made from a more flexible one.
Can I search for a specific fan size or bay type?
Yes. Add the size or standard to the query, for example a fan diameter, a drive bay format or a motherboard form factor. Combining that with a part name such as bracket, filter or adapter narrows the results quickly.

3Dモデルのカテゴリ一覧

暮らし・日用品からCNCまで、すべてのテーマをそろえたカタログ。対応サイトを横断して検索できます。

カテゴリ一覧を開く