Hex Battery 21700 Holder

Just took the 18650 hex model and scaled it up to work on my 21700 cells. I'll also include the scad file so you can…
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updated October 26, 2025

Description

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Just took the 18650 hex model and scaled it up to work on my 21700 cells. I'll also include the scad file so you can take the files and make any custom size pack. I included a single up to 4 side by side. I just split the 84 cells into 2 pieces though to easily fit my print bed.

I'm still waiting for terminal insulation rings before soldering in the nickel strips.

Category: Parts

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Model origin

The author remixed this model. Imported from Thingiverse.

Hex Battery 18650 holder
by vuXaidu8 (thingiverse.com)
 

Differences of the remix compared to the original

Just making the 18650 battery holder work with 21700 cells.

License