電子工作

18650 Battery Case STL Models for 3D Printing

This collection gathers 3D models that hold, protect or mount 18650 lithium cells and the boards built around them. It covers tester enclosures, power bank shells, mesh node cases and multi-cell pack frames. If you print functional parts, an STL housing is often the quickest way to turn loose cells into something you can actually place on a desk or in a device. 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。

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選定基準：Polyzon編集部 · 本文の更新日：2026年10月11日

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«18650 Battery Case STL Models for 3D Printing»

The models fall into a few groups. Tester housings wrap a capacity measuring board and usually expose a display cutout and contact slots. Power bank and battery shield cases are shaped around a specific board and a single cell. Mesh node and radio cases add antenna openings and mounting points, while pack frames and spot welder housings are built for several cells at once. Storage boxes are simpler: a lid, a latch and compartments sized for one cell.

Before printing, open the author's model page and read what is listed there. Check the cell count and orientation, the internal dimensions against your actual board, the number of separate parts and how they join, and whether the design needs supports. Look at the material and settings the author notes, and at photos of real prints, since wall thickness and tolerances decide whether a cell or a PCB slides in without forcing.

Search results shift depending on the words you use. Try terms such as battery holder, cell tray, enclosure, shield case, pack frame or node case, and combine them with the board name or the cell count. Related topics worth browsing are 21700 and 18500 housings, battery contacts and springs, and cases for chargers or testers, which often share the same design approach.

FAQ

よくある質問

What should I measure before printing an 18650 housing?
Measure the cell diameter and length, the board footprint and its connector positions, then compare them with the dimensions given on the model page. A small difference in wall thickness can change whether a cell fits.
Do these housings need supports?
It depends on the design. Many are split into a base and a lid so they print flat, while single-piece shells with overhangs or vents may need supports. The author's page usually states this.
Can I use the same case for different cell types?
Only if the internal dimensions match. Cells of other formats differ in diameter and length, so a housing made for one size may not hold another without scaling or redesign.
How do I find a case for a specific board?
Search for the board name together with words like case, enclosure or housing, and also try the board's short model code. Checking the connector layout in the photos helps confirm the match.
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