... fan Frame size:92X92X32mm Rated voltage:12V,24V Bearing system:ball,sleeve,hypro bearing Noise:39dBA ADDA 92x92x32mm motor fan General ... motor fan detailed specification:1. frame size(mm): 92X92X32mm2. bearing system type: ball,sleeve,hypro bearing3. rated voltage:12v,24v4 ... application:server system, communication equipment, projector, power supply, etc Best price for DC Cooling Fan