Features*UniversalACinput/Fullrang;*Protections;Shortcircuit/Overload/Overvoltage/Overtemp;*Built-inactivePFCfunction,PF 0.96;*IP67/IP65designforindoororoutdoorinstallations;*OCPpointadjustablethroughoutputcableorinternalpotentialmeter;*Coolingbyfreeairconvection;*SuitableforallkindsofLEDlighting,streetlighting,andmovingsignapplications;*Built-inconstantcurrentlimitingcircuit(C.C.+C.V.mode);*Meet4KVsurgeimmunitylevel(IEC6100-4-5);*3Yearswarranty;TechnicaldataInputVoltageRange:85-305VACPowerFactor:typical0.99THD: 10%PowerEfficiency:90.5%-92%OutputVoltage:14-343VDCOutputCurrent:0.35A-4.9AEnvironmentalspecification/EMCOperationtemp:-40-70℃(refertooutputderatingcurve)Storagetemp:-40-85℃Humidity:10-90%RHMTBFcalculation:Upto50,000HoursLifetimeSafetyapproval:MeetUL8750(UL60950),EN61347,CCCEMCstandards:CISPR15;FCC47CFR-Part15BProductsModelNo.OutputTol.R NEff.UEL120-S024C490-A114~24V,4.90A±5%±3%V。90.5%UEL120-S028C420-A117~28V,4.20A±5%±3%V。90.5%UEL120-S034C350-A120~34V,3.50A±5%±3%V。90.5%UEL120-S038C315-A123~38V,3.15A±5%±3%V。90.5%UEL120-S043C280-A126~43V,2.80A±5%±3%V。91%UEL120-S049C245-A129~49V,2.45A±5%±3%V。91%UEL120-S057C210-A134~57V,2.10A±5%±3%V。91%UEL120-S068C175-A141~68V,1.75A±5%±3%V。91%UEL120-S086C140-A152~86V,1.40A±5%±3%V。91%UEL120-S114C105-A168~114V,1.05A±5%±3%V。91%UEL120-S171C070-A1103~171V,0.70A±5%±3%V。92%UEL120-S266C045-A1160~266V,0.45A±5%±3%V。92%UEL120-S343C035-A1206~343V,0.35A±5%±3%V。92%MechanicalspecificationAppearance:AluminumshellWaterproof:IP67205mm(L)x72mm(W)x44mm(H)x1000g(W)详情也可到以下网址：http://www.fuhua-cn.com/upload/en/20104208494716238.pdf