<Sorry, no external cases and I don't know what they are. These are specifi
<to 220v 50hz.
<I thought S100 style machines had drives with 12v connectors.
These are older drives like the sugart sa800/850 series with line powered ac
motors for the spindles. the rest of the hardware uses typically +24v, +5
and -5v. The later drives were DC motor spindles and very different.
The ones you've found might fit a Heath H8/H11 early 8"disk system or an
older altair/imsai 8" system. that of course is not an exclusive list.
Allison