Report: Panasonic preparing to make 4680 cells for Tesla in 2022, test production as soon as March

Comparing 4680 vs. 2170  -  PanasonicPanasonic on Monday unveiled a prototype large-format 4680 cylindrical battery cell for Tesla, The Wall Street Journal (subscription required) reported. The electronics giant and primary Tesla battery supplier is aiming to start test production as early as March. It marks an important step for Tesla's future battery plans, and an about face of...