average price for the cooling fan
1 Case and power supply based cooling fans have prices ranging from $7 to $20. 2  A hard drive cooler has a price of $15 to $25. 3  There are also dual fans that can range anywhere from $40 to $60. Fans that produce low noise are priced higher than most other types. 2  Case and power supply based cooling fans have prices ranging from $7 to $20. 3  A hard drive cooler has a price of $15 to $25.