Ultium Cells to Produce High-Density Manganese Batteries in Tennessee

By Aman Tripathi · Interesting Engineering · 2026-10-02

Ultium Cells to Produce High-Density Manganese Batteries in Tennessee

According to reporting from Interesting Engineering, General Motors and LG Energy Solution will upgrade their Spring Hill facility to manufacture lithium manganese-rich prismatic cells. This joint venture aims to finalize the plant expansion by 2028. The site is expected to be th

According to reporting from Interesting Engineering, General Motors and LG Energy Solution will upgrade their Spring Hill facility to manufacture lithium manganese-rich prismatic cells. This joint venture aims to finalize the plant expansion by 2028. The site is expected to be th