... 92x92x32mm motor fan General SpecificationElectric Strength: 5mA msx at 1500VAC for 1 min between lead wire and frameInsulation Resistance: 10M ohm ... noise:47.2dBA8. function: by IC,by IC with FG,by IC with RD9. safety approvals: CE,TUV,CE,cUL ADDA 92x92x32mm ... fan application:server system, communication equipment, projector, power supply, etc Best price for DC Cooling Fan