Pc Fan 3 Pin Pinout

4 pin connectors are usually used by cpu fans with higher power consumption.

Pc fan 3 pin pinout.

2 pack sata to 3 pin 4 pin pmw 12v pc case fan power adapter cable 3 pin or 4 pin pwm connector to 15 pin sata computer cooler cooling fan power cable. 3 pin fan connector running a low voltage fan requires only two wires. 4 0 out of 5 stars 24. 3x tx3 tx4 male 5 4 connectors.

4x tx3 male 1 cable length. Get it as soon as thu sep 24. Please note you can connect a 3 pin fan to a 3 pin or 4 pin header on the motherboard. Chassis and cpu fans may use either 3 pin or 4 pin power connectors.

With this type fan speed is typically controlled by increasing or decreasing the voltage over the power wire. Also the keys are the same for both connectors. Of course all you need is the red and black wire to run your computer fan but if you didn t know what the extra wires are for this video may help you out. If you notice the pinout of the fans the 3 first pins are the same for the 3 and 4 wire fans.

The signal wire measures how fast the fan is moving without any controls for the fan s speed. 3 pin connectors are usually used for the smaller chassis fans with lower power consumption. A pc fan s wire colors are pretty consistent with red almost invariably marking the positive and black marking the negative or ground. 3 pin connectors are usually used for the smaller chassis fans with lower power consumption.

A three pin connector is basically power 5 12 volt ground and signal. Free shipping on your first order shipped by amazon. 4 pin connectors are usually used by cpu fans with higher power consumption. One for the positive or hot lead and one for the negative or ground.

Hey guys on todays episode we learn about the difference between 3 pin and 4 pin fans and whether one or the other performs better for cpu cooling. The fan will function normally no matter type of fan header is used. The fan connector will have two guides 1 and these will need to line up with the tab 2 that is on the motherboard fan header. The 4 wire connector has smaller back key to accept the smaller 3 wire fan connector keys.