Molex Floppy Power Splitter Kickstart you can get the source

you can get the source files and do your own changes

From the Greaseweazle wiki:

replacing all capacitors is generally encouraged on all vintage computers

Amiga 500/CD32 use only

for which the pin-out was somewhat similar to the internal 8-bit expansion ports used by IBM on their machines at the time (later known as ISA ports)

Molex Floppy Power Splitter Kickstart you can get the source4 pin Y power splitter cable to floppy power. For connecting two 3. 5" floppy drives to one molex power plug internally in retro PCs. From: 1 x male 4 pin molex power connector To: 2 x female 4 pin floppy power connectors Cable length: 20 cm (including connectors)