Amazon.com: Fractal Design Venturi HP-12 Black - PWM - Computer Fan - Silent Fan - High Airflow - Long Life Time - FDB-Bearings - Aerodynamically Shaped Struts – 12v - 120 mm - Black (Single) : Electronics
PHANTEKS 120mm/140mm PC Case Fan 4-Pin PWM Cooling Fan Silent with Hydraulic Bearing for Chassis Radiator CPU Cooler Computer