4 pin Motherboard Power Connector Pinout
Pinout for the Standard ATX 4 pin (2x2) 12V Motherboard Power Connector
The ATX 4 pin power supply connector is a standard motherboard power connector used to provide +12 VDC to the processor voltage regulator.
ATX 4 pin 12V Power Connector Pinout (ATX v2.2)
Below is the complete pinout table for the standard ATX 4 pin (2x2)
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