PC Power Supply P1 Connector Pinout
Wiring Color Code
yellow = +12v red = +5v orange = +3.3v brown = +3.3v "sense" black = ground green = power on (+5v or ground, powered from +5v standby) gray = power good (+5v or ground) white = -5v blue = -12v
ATX Power Supply
SFX Power Supply
Drive Power Connectors
The standard D-shaped connector is sometimes referred to as a "Molex" connector. The pinout of the smaller-style connector is the same.