Cpu Fan Header 3 Pin 4 Pin

Amazon s choice for 4 pin fan header.

Cpu fan header 3 pin 4 pin.

If you connect the 4 pin fan connector to a 3 pin header then the fan will run at maximum rpm. A three wire fan connecting to a four pin fan header. It will typically just run at 100. 2 pack molex to 3 x 3 pin or 4 pin computer pc case fan power splitter adapter cable 10 inch.

See above for cpu motherboard header operation. Get it as soon as thu. Other thoughts you can plug a 3 pin fan into a 4 pin motherboard header. Get it as soon as wed sep 30.

The three wire connectors are for small chassis fans with lower power consumption. My rig has 2 pairs of 3 pin fans phanteks ph140sp connected to two 4 pin motherboard headers asus z97m plus via basic y splitters and they work and control just fine. 3 pin connectors are usually used for the smaller chassis fans with lower power consumption. 4 pin connectors are usually used by cpu fans with higher power consumption.

If you want to use the pwm function then the 4 pin fan must be connected to a 4 pin header on the motherboard. Threebulls pwm fan hub pc cpu cooling 4 pin 3pin fan power cable hub splitter adapter sleeved pwm case fan splitter for 12v desktop computer cooler case fans 1 to 5 way 15 7 inch 4 4 out of 5 stars 287. The four wire connectors are for processor fans with higher power consumption. Free shipping on your first order shipped by amazon.

So you basically have the right idea but i just wanted to let you know about some of the less common options out there. Speed control options rpm range will vary between fans and motherboards on a 3 pin connection but the fan will spin. You can plug a 3 pin fan into a 4 pin header just fine. The first three pins of the 4 pin header are the same as the standard 3 pin header.

When connecting a three wire fan to a four pin fan header the fan is always on. There is no fan control. This extra sensor lets the mb control the fan better as it. Fans and on board fan headers are backwards compatible.

You cannot plug a 4 pin pwm fan into a 3 pin fan header will not run. 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. Electop 3 pin atx fan to 4 pin molex connector cable fan power adapter cable 2 pack 4 6 out of 5 stars 182. How to mod 3 pin cpu fan into 4 pin 3 pin to 4 pin fan adapter 4 pin pwm to 3 pin fan adapter 3 to 4 pin fan adapter pwm fan adapter 3 pin to 4 pin pwm converter.

Chassis and cpu fans may use either 3 pin or 4 pin power connectors.