Making your fans run at 5, 7, AND 12 volts.

[Crazy Jayhawk]

Here's one way to do it. Both switches are single pole double throw. Note that if you turn both switches to 5V you'll turn off the fan.

[Karsta]

Great idea!

Maybe I'll try that one later. Why are black wires connected together on molex connector?

[Crazy Jayhawk]

Originally posted by Karsta
Why are black wires connected together on molex connector? It's not absolutely necessary. It's just something I did when I made a 7V/12V switch and it showed up again here.

[Crazy Jayhawk]

Anyone else?