JST 3-pin Plug Male to Female Connector (Lock-Type) Wire

These wires with one male connector on the one end and one female connector on the other end is ideal to be used as an extension wire in applications that make use of three wires to provide power and/or communication between different devices. Because these cables have three wires, they can be used to power a device and establish a communication line between the devices. They are commonly used to power computer fans and enable the computer board to receive information from the computer fan.