Home > Products > Security & Protection > Alarm

Our custom computer motherboard cables are designed to connect universal ATX power supplies to Lenovo motherboards. One end features a 24-pin connector, compatible with standard ATX power supplies, while the other end has a 14-pin connector, specifically adapted to Lenovo motherboards.

High-quality materials and meticulous craftsmanship ensure a stable power supply and secure connections, making them ideal for optimizing computer performance.

Standardization of pc motherboard power cable Colors and Applications

01.

Red

+5V signal power supply for the circuit of the mainboard, memory modules, CD/DVD drives, hard disks, and other devices.

02.

Yellow

+12V CPU and graphics card power supply.  Power standard drive circuits, such as CD - ROM, hard disk motors.

03.

Orange

+3.3V is now used to power SATA hard disks, but will be used for other purposes in the future.

04.

Purple

+5V (USB) USB device power supply, support USB keyboard and mouse startup function (power supply after shutdown)

05.

Black

Ground wire (0V) is a necessary part of the power supply loop

06.

Green

PS-ON startup signal cable (when it is short-connected with the ground cable, the power will be started)

07.

Gray

Power Good monitoring line, this PC wiring harness connects the motherboard and Power supply, play the role of signal feedback

Custom Computer mother board wiring  Cables Specification

Product Name: Computer motherboard 24 pin 14 pin adapter cable.

The total length of our power supply wires to motherboard is about 15CM, one end is connected to the general ATX power supply 24P, the other end is connected to lenovo motherboard 14P. It is suitable to use Lenovo Q77/B75/A75/Q75 motherboard.

Material Description: Standard 18AWG electronic wire, green black 24PIN female head, 14PIN male head.

If you need any kinds of cable assemblies custom, please contact us, as a professional wire harness factory, Holly Electronics is willing to offer you high quality products.