Since it is confirmed that Cybertruck has a >800V pack then that means the V4's must be going to >800v charging also. Maybe this is why they were installing the cabinets in Europe first as a low voltage test. This way they would be better prepared to go to higher voltage as they start installing in the US.
Here is the anoucment and it is odd that it seems to have gone "under the radar".
Here is the anoucment and it is odd that it seems to have gone "under the radar".