Many fan size available: 80?0?5/38mm, 92?2?5mm, 120?20?5/38mm, 135?35?8mm, 110?10?5mm, 150?50?1mm, 150?70?2mm, 180?80?0mm, 200?00?0mm, 150?72?0mm, 150?60?0mm, 200?10?1m Specifications: 1) Model:TA12038 2) Dimension(mm):120?20?8mm 3) Voltage:110V,220V,380V 4) Current : 0.14A 5) Power:25W 6) Speed:2500RPM 7) AirFlow:63CFM 8) Pressure:0.23 9) Noise:46.5db 10)Weight:515g GENERAL DATA: Electric moltor:Shaded pole type AC electric motor design Frame:High quality aluminum alloy outside frame Anti-corrosive and moisture proof structure Impeller:UL-0 70% PBT+30FRP. Bearing:self lubricating bearing and ball bearing Insulation:class B Insulation impedance:the case adds 500V DC to the coils,insulation impedance 100M higher Dielectric strength:0.5mA 1500V/ACmin. Safety protection:Impedance protection Operating temperature:-10-+70^oC Storage temperature:-40-+70^oC