Diy Spot Welder For Batteries. However, a much safer method is to use a spot welder to weld the batteries together. A diy spot welder for batteries is easy to build with these free instructions.
Rather than solder, i decided to make a spot welder to put the battery pack together. After 5 minutes of inactivity the spot welder will go to standby and the foot switch and autopulse will be deactivated while in standby. Josh at imsolidstate came across an extra battery charger, so he decided to turn it into a spot welder.
How to make mini spot welding using 9v batteries and capacitor.
Written instructions and pictorial diagrams make this building plan easy to follow. Although i have seen that people have welded 2 x 0.75 mm sheets with this kind of spot welders. Como hacer un soldador de punto casero con el batería de coche. I make lots of lifepo4 batteries in 12/24/48v formats for testing.