I have come across this in my searches:
Which uses a car battery for the power, and is super cheap.
But I don't mind spending a bit of money for a decent one, I don't want any bad connections and I'll be doing 100-130 or so 18650's.
I'm UK based, so looking for something available here or 240v.
edit: similar principle to the above: https://www.keenlab.de/index.php/product/kweld-complete-kit/
DIY Arduino Battery Spot Welder Prebuilt Kit V4 - Malectrics
This Spot Welder can be used to weld 18650 batteries. It needs a 10-14V power source (12V recommended) and uses a 12V car battery as welding current supply.
malectrics.eu
Which uses a car battery for the power, and is super cheap.
But I don't mind spending a bit of money for a decent one, I don't want any bad connections and I'll be doing 100-130 or so 18650's.
I'm UK based, so looking for something available here or 240v.
edit: similar principle to the above: https://www.keenlab.de/index.php/product/kweld-complete-kit/