Can 3 Pin Fan Plug Into 4 Pin

Pwm fans come with a 4 pin connectors for fully automatic speed control via your mainboard s 4 pin pwm fan headers.

Can 3 pin fan plug into 4 pin.

3 x tx3 3pin fan. This is still considered a 3 pin fan. The signal wire measures how fast the fan is moving without any controls for the fan s speed. You can simply connect our fan s 3 pin connector to the 4 pin pwm sockets of today s mainboards so that the fourth pin that transmits the pwm signal is left blank due to the shape of the connector there s no danger of reversing polarity.

When connected to 3 pin fan headers the fan will run at full speed unless the mainboard supports voltage based speed control. Plug them into the chassis fan headers on the board. Identifying fan type 3 pin or 4 pin pwm. The 4 pin headers accept 3 pin fans line up the connector properly and it will slide into place.

With this type fan speed is typically controlled by increasing or decreasing the voltage over the power wire. Some fans may have a 4 pin connector but only 3 wires going into the back of the connector. Limited time offer ends 10 31. Speed control options rpm range will vary between fans and motherboards on a 3 pin connection but the fan will spin.

You can then use fan xpert to create a. 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. You can plug a 3 pin fan into a 4 pin header just fine. A 4 pin pwm fan connector will have four square holes on the front and four wires entering the back.