Ceiling Fan Amps. According to home guides a ceiling fan uses somewhere between 0 5 and 1 amp. Ceiling fans help cool a room by moving air which causes evaporative cooling.
An ordinary ceiling fan would consume more power as compared to energy efficient ceiling fan. The humming of the ceiling fan and the fact that you are having to replace ceiling fans would be a great reason to have the voltage to the ceiling fan checked to make sure it is correct. When compared to other cooling methods such as air conditioning ceiling fans use significantly less power.
If the old fan is 12vdc your new one should be too.
Fans range in size from 36 inches to 56 inches using 55 to 100 watts a typical 48 inch ceiling fan will use 75 watts. Ceiling fans help cool a room by moving air which causes evaporative cooling. It s going to be 115vac 12vdc or 5vdc. The power consumption of a ceiling fan depends on the size and type of motor used in ceiling fan.