This 15-Pin Y-Splitter Cable Adapter Male to Female is for splitting a single power connector into two so you can power more devices with you existing power supply. It enables you to extend the reach between internal powers and drive connections by up to 7.9 inches. It is applied to the power supply equipment of SATA interface and other interfaces such as hard disk and optical drive. High quality Y Splitter Cable: This splitter cable turns 1 male port into 2 female ports, which allows you to power more devices, more efficient and convenient. High quality Y Splitter Cable: This splitter cable turns 1 male port into 2 female ports, which allows you to power more devices, more efficient and convenient. Extension Cable: This adapter enables you to extend the reach from power connection to drive connections by up to 7.9in.It simplifies the installation of drive and reduces the risk of damage to the drive and motherboard connectors. Extension Cable: This adapter enables you to extend the reach from power connection to drive connections by up to 7.9in.It simplifies the installation of drive and reduces the risk of damage to the drive and motherboard connectors. Multi-voltage Compatibility: Compatible with hard drive disk, optical drive, SSD, PCI-E cards and other devices with 15 pin Connector.