I have 2 of the adapter requires an extant old IDE disk with 300 GB installed as 2.Platte in a newer computer. To this end, I have an appropriate adapter board (CSL - HDD / CD / DVD - IDE to SATA SATA to IDE adapter + / Converter | used bi-directionally, the -nebenbei bemerkt- also met as required their purpose. However, the power supply of the new computer has no molex connector The problem could easily be solved with 2 of this adapter plugs. One for the old hard disk; one for the adapter board. That the plug is a bit shaky and stiff, the function does not bother really, unless that they are switched on more often and unplug wanted.