18650 Battery Modular Bracket

A modular and customizable bracket system designed for organizing and building 18650 battery packs of various configurations. It provides a secure fit and keeps cells properly aligned, making assembly cleaner, safer, and more reliable. The snap-fit design allows you to easily connect multiple units to create custom layouts — from simple 2-cell setups to larger battery packs. Ideal for DIY electronics, power banks, e-bike batteries, and other projects requiring structured battery arrangements. Simple and robust geometry ensures consistent print results, while the design maintains good airflow between cells and prevents unwanted movement. Optional end caps can be used to finish and stabilize the outer edges of your pack. Recommended Filaments PLA / PLA+ – best choice: easy to print, good dimensional accuracy, suitable for indoor projects PETG – more durable and slightly flexible, ideal for packs that will be handled or transported ABS – strong and heat-resistant, recommended for higher t