REC Trade Power Cord 0.3 m 24 Pin Male to 24 Pin Y Female Power Supply Cable, Main Second Dual PSU ATX Power Supply Motherboard Adapter Cable. (RTT-CBL-0171)  (Compatible with 24 pin and 20 pin ATX motherboards, Black, One Cable)

Features: -Length: 30cm -Dual PSU cable. Secondary Power Supply Unit adapter. -Add a second PSU to your PC. -Connect 2 Power Supply Units together to provide more power to your computer -components without having to upgrade your existing Power supply unit. -Your computer will require enough room to accommodate 2 PSUs. You can modify your chassis or purchase one of the Chassis mentioned bellow. -This is safe as the motherboard gets power from one PSU only. -The second PSU provide power to other components. Both PSU start when the On / Off button of your PC is pressed. Reminder: -Be sure to recognize the direction when inserting the cable! Don’t insert the cable backwards or insert the wrong position to prevent the device from being burned! How to Use: -Plug the 24(20+4)pin of the main power supply into the female plug and plug the other end to the motherboard, and plug the secondary power supply into another 24pin female plug to switch the power at the same.