Power two SATA drives from a single LP4 power supply connector.. This 12in LP4 to SATA Power Y Cable Adapter features two Serial ATA power (female) connectors and one LP4 male connection - a reliable solution that lets you power two SATA drives using a single LP4 connection to the computer power supply. This durable LP4/SATA Y cable adapter is 1ft in length, giving you enough cable slack to position drives as needed within the computer case while saving the cost and hassle of upgrading a power supply for compatibility with Serial ATA drives.