18650 Modular Battery Spacer Holder | 3D Printed

A fix that fits your shop, not somebody else's.

12k downloads in the maker community

$15.04

Color: Gray

Printed in the USA when you order.

1.You order it
2.We print it fresh
3.It ships to you

Build any size battery pack you need by snapping modules together, so you get the exact configuration your project requires.
Holds nickel strips in place for spot welding or soldering, saving you time on assembly and keeping your work steady.
Prints with zero supports needed, which cuts down waste and setup time before you start building.
Tight tolerances keep holders locked together snugly, so your batteries stay secure during assembly.

Create custom 18650 battery packs in any size you want. This modular holder lets you build what your project needs, from single cells to larger configurations. You stack the pieces together to match your specs exactly.

The design prints cleanly without supports, which means less cleanup before you use it. Nickel strip stays in the right spot for spot welding or soldering. Tested at fast and medium print speeds with full infill, the modules fit together tight so nothing shifts when you work on your pack.

Perfect for DIY electronics, tool batteries, and custom power setups. Design from the US maker community.