SMOOTH and PRACTICAL: PSU cables allow you to turn on and off three power supplies simultaneously, increasing power supply capacity. USE WITH CONFIDENCE: PSU cables use a black environmentally friendly 24PIN (20+4) male connector and three 24PIN female connectors, making them compatible with older motherboards. APPLICATION SCOPE: Suitable for multi-power supply gaming setups, allowing the addition of two extra power supplies to your computer. STABLE and RELIABLE: Three power supplies will be equipped with one motherboard, and the second and third power supplies will be used to power multi-channel graphics cards, combining the power of the 3 PSUs into one. NOTE: When connecting, do not connect in reverse or in the wrong position to prevent device damage. Hold the device socket before connecting and do not use excessive force when inserting the socket pin. Item Type: PSU Cables Material: PVC, Tinned Copper Core Product Length: Approx. 30 cm / 11.8 inches Interface: 5557 24-pin (20+4 male), 3 x 5559 24-pin female Parameters: Allows adding two extra power supplies to the computer, with the three power supplies powering multiple graphics cards via a single motherboard using the second power supply.