PC Fan - size: 120 × 25mm, 1200 RPM, 12 V, maximum noise level of up to 19,4 dB, 3pin   This universal fan is designed for excellent airflow. It has aerodynamic elements like aircraft wings which ensures trouble-free and quiet operation. The fan also has a hydraulic bearing, a magnet in the hub that reduces the axial stress on the bearing and cuts at the fan hub at the back edge of the blades to reduce humming. This makes its operation extremely quiet. The fan has a constant speed of rotation and connects with a 3-pin connector.Specific Features:Hydraulic bearingNotches on the edge of the bladesGreat air flowExtremely quiet operationLong service life: 40,000 hours