Silent12 (FN-SX12-10) 120mm Silent Case Fan Designed for Silent enthusiasts GELIDSilent case fans provide additional airflow without increasing noise levels and at affordable prices. Precisely balanced fan blades and long life Hydro Dynamic bearing guarantee ultra low noise. To add to the silence fan mounts replace traditional screws and are made of high quality, temperature resistant, extra long lasting rubber and stop vibrations from the fan motor from traveling into your PC case. *INCLUDED: 4 Rubber Fan Mounts Air Flow (CFM): 37 Bearing: Hydro Dynamic Bearing Cable Length (mm): 500 Connector: 3 Pin Molex Current (A): 0.08 DC Voltage (V): 12 Dimensions (mm): 120 x 120 x 25 Fan Speed (RPM): 1000 Noise Level (dBA): 20.2 Safety Approvals: CE, RoHS Compliant Static Pressure (mmAq): 1.07 5 Weight (g): 116 Q: "How can I mount the case fan with the rubber fan mounts on my PC case?" A: "First pull the long partof all 4rubber fan mountsthrough the 4 mounting holes of the fan." "Then pull the short part of therubber fan mountthrough the 4 mounting holes ofthe PC case;" Q: "After installing the fan moves a bit and stops right away. Is the fan defect?" A: "It can be that the impeller has come off during delivery. So, please check if the impeller has correctly positioned . If not, please push the center of the impeller until you hear a "click".