Cheap Spot Welder Circuit. The biggest problem I found was that the welding tips only go two cells deep. The first spot welder I purchased was off eBay since that was the cheapest place I could find.
Written instructions and pictorial diagrams make this building plan easy to follow. The welder currently operates at 28 Volts. Here is a step-by-step tutorial on how to make an 800 amp Spot Welder from common materials and for dirt cheap.
DIY Portable Battery Storage Spot Welding Machine PCB Circuit Board Welding Equipment Spot Welders for 18650 26650 12V 853 reviews COD.
DIY Spot Welder For Batteries. Kerpu Rechargeable Portable Spot Welder Machine. The biggest problem I found was that the welding tips only go two cells deep. Httpsamznto3dQcS6uBattery tested at 126VPlease note that I may be paid from links in this content.