... moduleInput VoltageAC 100-240 VOutput Voltage( 47 - 63 Hz )Power Capacity400 WattDesigned ForCisco 3925, 3925E, 3945, 3945ESpecifications: General ... InformationManufacturer Part NumberPWR-3900-ACManufacturerCisco Systems, IncProduct NameAC Power SupplyProduct TypeProprietary Power SupplyBrand NameCiscoFeaturesInput Voltage TypeACCompatibilityCisco Integrated Services Routers: 3925 ...