Mini Atx Power Supply Pinout

We have also included the best sfx l power supplies for those who have a bit more room depth wise in their itx or sff case.

Mini atx power supply pinout.

If you re using this pinout table to test power supply voltages be aware that the voltages must be within atx specified tolerances. An 8 pin or 4 4 pin auxiliary connector providing additional power to the cpu and a main 24 pin power supply connector an extension of the original 20 pin version. Atx 24 pin 12v power connector pinout atx v2 2 below is the complete pinout table for the standard atx 24 pin 12v power supply connector as of version 2 2 of the atx specification pdf. Pinout of atx atx12v 24 pin power supply connector and layout of 24 pin molex 44206 0007 connector and 24 pin molex 39 01 2240 or equivalent connectoratx 2 2 and later atx12v 2 is common atx standard 24 pin connector.

Therefore in this article we have reviewed the best sfx power supplies for mini itx and sff cases. The molex mini fit jr. Connectors used by both kinds of power cables can sometimes be forced into a differently polarized connector if they only have a few pins and you push hard enough. If you have an atx power supply with a 24 pin main cable it s okay to plug it into a motherboard with a 20 pin connector.

Flex atx 1u 300w power supply psu 4 mini itx sff rackmount servers active pfc fans. F inding a good sfx psu can be an arduous task for most looking to build a sff small form factor pc. Most of today s motherboards supply their cpu with a separate 12 volt cable which has 4 pins for atx style sometimes called p4 or 8 or more pins for eps and non standard high power systems. Replaced by v 2 x with 24 pin connector.

An atx power supply provides a number of peripheral power connectors and in modern systems two connectors for the motherboard. Power supply pinouts and how. 20 pin molex 39 29 9202 at the motherboard. 2 x sata i right angle 1 x 40mm silent fan 4 pin 12 v 20 4 pin 4 pin peripheral floppy drive.

Some psus may have three or four 12 volt 4 pin connectors. Also the pinout for the 8 pin processor connector. Molex 39 00 0038 mini fit jr 5556 crimp terminal female pins also great for computer psu power supply pci e eps atx connectors 100 piece 4 1 out of 5 stars 18 6 85 6. The p n for a standard p4 is 39 01 2040 or equivalent.

Click here for dc input mini itx style power supplies.