Nexus 80mm Real Silent Case Fan - SP802512L-03
This Nexus 80mm case fan is extremely quiet and is quieter than any other 80mm quiet case fan on the market. Yet, it measures a decent 20.2 CFM airflow level and is available at a reasonable price. This quiet fan also includes the added advantage of both a 3-pin motherboard power connector and a 4-pin standard power connector making this a very versatile case fan