Some power supplies have a fan header on them that is for monitoring the power supply fan. You'd would connect it to the power fan connector. Any fan should work on it though.
Some power supplies have a fan header on them that is for monitoring the power supply fan. You'd would connect it to the power fan connector. Any fan should work on it though.
It will give power to a fan yes. Usually the connectors coming off the power supply for this type of thing don't have the wire for power, just for monitoring the RPM.