Power a sata hard drive from a conventional lp4 power supply connection the satapowadpl molex to 90 degree sata power adapter features one 4 pin molex lp4 male connector and a left angle 90 degree sata power connector female which enables you to power a serial ata hard drive from a conventional lp4 connection and eliminates the need to upgrade the computer power supply for compatibility with the sata hard drive the 90 degree left angle sata power connector makes it easier to connect