A aristos Member Jun 7, 2008 #1 Hi.Can somebody explaine what is the purpose of the third wire in coolers?All i know is that it is used to calculate the speed....
Hi.Can somebody explaine what is the purpose of the third wire in coolers?All i know is that it is used to calculate the speed....
Nigel Goodwin Super Moderator Most Helpful Member Jun 7, 2008 #2 It's just an output from the fan, a series of pulses representing it's speed.