A power supply unit (PSU) usually converts mains AC to low-voltage regulated DC power for the internal components. Most modern desktop personal computer power supplies conform to the ATX specification. Although there are a lot of other standard and proprietary power supply variants.

Forward to / Acer / AMD / Apple / Compaq / Dell / HP / IBM pinouts or follow to 14 OLD hardware pinouts.
See also Chargers and power adapters connectors for various hardware pinouts
  • AT motherboard power supply AT PSU's were used before ATX become to be standard.
  • ATX Optional power connector used on some ATX / NLX motheboards (rare)
  • ATX / BTX +12V power connector used on modern ATX / BTX motherboards
  • ATX 24 pin power supply connector ATX 2.2 and later (ATX12V 2) is common ATX standard, 24 pin connector.
  • ATX Aux power connector To be used on ATX / NLX motherboards requiring 250W or 300W. Also marked as P14 connector
  • ATX PC floppy power connector Used for 3.5 floppies
  • ATX PC peripheral power connector Used to power on PATA drives, CD-ROMs, add-on fans, extra video card power, supplemental motherboard power, case lighting.
  • ATX power supply connector v 1.x with 20 pin connector was widely used at PC motherboard. Replaced by v 2.x with 24 pin connector
  • BTX motherboard power supply standard interface between BTX motherboard and compatible power supply
  • SATA power connector Serial ATA specifies a fifteen-pin power connector. Slimline connector with six pins is used for some small form-factor applications.
  • SFX Optional Power 
  • SFX Power Supply Same as ATX except that -5VDC is removed from pin 18
  • WTX 12V CPU (P3) This connector provides 12V DC power to DC-DC convertors, Voltage regulator modules and so on
  • WTX 12V CPU (P4/P5) This connector provides 12V power to to Voltage regulator modules for processor and so on
  • WTX Additional (P2) 
  • WTX motherboard power supply Main (P1) pinout

Acer Pinouts

AMD Pinouts

  • ATX GES 24 pin power supply connector Although most recent x86 server motherboards are designed to use either ATX12V v2.x or EPS12V power supplies, some servers use the ATX GES power supply standard developed by AMD to support its first server-class processor, the Athlon MP, when used in dual-processor (two-way) configurations.

Apple Pinouts

Compaq Pinouts

Dell Pinouts

HP Pinouts

IBM Pinouts

Copyright © 2000-2021 by pinouts.ru team.
No portion of this webpage may be reproduced in any form without providing visible HTML link to Pinouts.ru