How to make a 12V // 40 A powerfull Li-ion battery pack 🔋 || DIY Li-ion battery pack
In this video I will show how we can build our lithium battery pack for an old ups. It double up the backup time. I used my Homemade Spot welding machine to weld all the batteries together.
Material Used-
1. 18650 Li-ion cell 2200mah (21nos.)
2. 3cell BMS Circuit
3. Nickel Strip and Spot Welder
4. Insulation Sheet
5. Silicon Wire 12AWG
6. Glue
Thanks for watching this video.
12 окт 2023
