Computer Case Fan Connector Types

Computer fans commonly come in standard sizes and are powered and controlled using 3 pin or 4 pin fan connectors.

Computer case fan connector types.

Usb3 far left front panel centre left speaker centre right and usb2 far right. The 3 pin connector provides power to the fan and optionally if the fan supports it monitoring of the speed of the fan. Power ground and a speed sensor. The four wire connectors are for processor fans with higher power consumption.

But you will need to connect the power and reset buttons at the very least. When connecting a three wire fan to a four pin fan header the fan is always on. There is no fan control. Pc mod fan connectors custom build fan connectors computer fan connectors buy fan connectors cheap fan connectors fan connectors shop fan connectors products fan connectors sale best fan connectors fan connectors supply fan connectors diy fan connector pc fan connector.

Zrm e 2pcs 1 to 4 pc fan speed regulation cable d type large 4pin ide male port to 4 3pin 12v 5v fan power male ports cpu case cooling fan connector power extension cable 12cm 5 0 out of 5 stars 10 6 89 6. Bearing type is often a specification that is neglected when purchasing fans and while sleeve bearings are certainly the most affordable a few extra dollars well worth it in this comparison. The connectors on 3 pin models carry three signals. Does your fan have two wires connectors if the fan supports monitoring then you get the added benifit.

Chassis and processor fans use either a three wire or four wire connector. Say hello to your front panel cables. A three wire fan connecting to a four pin fan header. The three wire connectors are for small chassis fans with lower power consumption.

If you d rather not have bits blinking away at you in the darkness then by all means leave the led connectors out. Actually the 3 pin connector is newer. This means that the wire which attaches the fan to the motherboard has either three prongs at its connection point or four.