This is the full kit with the assembled cables. Everything you need to build the kWeld spot welder. You will need to add a housing, either the laser cut housing or a 3D printable housing (click to download).
kWeld by keenlab is that spot welder that everyone talks about on forums, it has been the tool of choice for lithium-ion pack building gurus. You know that, and that is why you are here. Your research shows that head-to-head comparisons always favor kWeld. It is capable and versatile, built in Germany with consistent, excellent quality. It has an innovative method to offer consistent welds by measuring the total energy that goes into the weld. That is the Joule setting you will adjust based on the thickness and conductivity of your chosen conductor.
- Has a wide voltage range 4-30Volts DC.
- Welding current from 800A – 2000A (dependent on choice of power supply)
- Has been used successfully to weld 0.1 - 0.4mm nickel strip and even 0.1mm copper.
To learn about how to choose a suitable power source see this article in our Q&A
Want to read more? Click here to read kWeld's story as told by it's creator, Frank at keenlab.