LED lighting transfromer 1,Efficiency : 90% 2, Warrenty:3 years 3,PF> ... current :2.90A Model:WSN-103-2A90W Name : 100W LED lighting transfromer for explosion proof light,safety power Features and advantages ... free air convectionWarranty : 3 years Application :Explosion proof light LED lighting transfromer 's Specification: ModelWNP12032IC-AWSN-103-2A90WWNP12032IC-CWNP12032IC-DOutputDC voltage28V ...