A quick comparison of 2 desk fans, 1 DC 12 volt, the other AC.
– Both are roughly the same diameter: 300 mm
– AC fan consumes max 36 watts, DC fan max 15 watts
– DC fan comes with a built in shutoff timer
– Both have 4 speeds, but the difference in speeds in the AC fan is greater (goes slower in slow speed)
– Both have similar systems to remove and clean the cage and blades
– DC fan cost just under , close in price to many similar AC models