hi, thanks for the reply.
If I understand correctly, you bought a cable like this:
https://www.amazon.com/15pin-power-extension-cable-GC12AMF/dp/B005VRGGGO/ref=sr_1_40?dchild=1&keywords=sata+power&qid=1617916134&sr=8-40
Then you cut, stripped and spliced as you do with electrical wires? Didn't...