LiFePO4 33140 C33 Size Battery Holder 1x4, 2x2 & 2x8 Pack

This 33140 (C33) LiFePO4 battery holder STL is designed to securely organize and space large cylindrical cells for DIY battery pack assembly. The model includes three practical layouts — 1x4 inline, compact 2x2 square, and extended 2x8 pack configuration — making it ideal for energy storage systems, solar battery builds, EV conversions, and custom power projects. Each holder maintains consistent cell spacing for improved airflow, thermal safety, and vibration resistance while providing strong me