Ok I found an AC to DC power adapter lying around the house, I'm not sure what it went to. It says the output is 12V and 1.3A. That should power my 120mm pc fan that is 12V 0.35A right?
Absolutely. No problem. If you need any info on how to do it, check here-http://forum.grasscity.com/general-indoor-growing/370802-wiring-computer-fan-s-run-120v-c.html