Post
Topic
Board Computer hardware
Re: [WTS] Delta 1212HHE Fan's 4 pin Box of 18 - used
by
quakefiend420
on 27/02/2015, 22:58:54 UTC
If you just want them at max speed, feed one ground and 12V until it starts.  These fans are probably PWM fans that use the 4th wire for RPM control.