1.Top quality , best service 2.SGS,ISO 3.After-sales service Special high power switching rectifier:Front PanelBack Panel InsideRepair PartIndicated parameters:1,Input voltage scope: 330VAC-450VAC(Rated output)2,Efficiency: ≥83%3,Output ripples: peak value of the fundamental wave: smaller than 150mVp-p(300Hz)4,Power factor PFC value: ≥0.9 (Full load)5,Voltage regulating precision: ≤2%6,Cooling : ...