400 car batteries wired together !!
Imagine how much $$$ he spent on copper !
I calculate ~4,800 VDC at about ~160,000 amps
2 hour video, from beginning, explaining the science behind it all (Z pinch, magnetism, etc): https://www.youtube.com/watch?v=OC7sNfNuTNU
Bypass beginning, get right to the start of actual explosive clamping: https://youtu.be/OC7sNfNuTNU?t=526
Chain glows red hot, magnesium, titanium rods: https://youtu.be/OC7sNfNuTNU?t=4636