Product Description Emerson HD4830-3 is a 48V 30A rectifier used widely in the last few years in Telecom field, integrated modern electronics and Industrial Control Tech, and internal micro processor, soft switch tech., it distribute world-class eff. and EMC. Model HD4830-3 Input Voltage 200 ~ 240V Input Current 11A Output Voltage 48V Output Power 30A Weight 3.2kg package size 140*220*390mm Product Detail: