3D model of lithium battery pack. It is designed with Fusion 360 software.
Video tutorial: Fusion 360 - Lithium battery pack - YouTube
Complete project file: Fusion
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21700 cells? What files did you use for the cell frames?
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It’s 18650 cells but it is very easily changed to 21700.
I added complete tutorial and project files. You can download cell frames there. It is based on “18650 holder 19mm spacing” It can be bought from aliexpress and ebay or 3d print.
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