Type SATA to SATA with LP4 Power Cable Adapter. Connector Detail Connector A: 1 - SATA (7 pin; Data) Receptacle Connector B: 1 - LP4 (4 pin; Molex Large Drive Power) Male. and a Slimline Serial ATA receptacle on the other – allowing you to connect a slim SATA drive to a computer motherboard that does not have a Slimline connection available.
eBay