... efficiency 4.Long life,easy to maintenance The low RPM vertical wind turbine PMG rated power:300W80RPM,500W80RPM,1KW50RPM,2KW50RPM,3KW50RPM, ... Jinfan Energy Science & Technology Co., LTD. is a professional wind turbine generator manufacturer. Our hot products have following four series ... :1.Vertical axis wind turbine:300W,500W,1KW,2KW,3KW,5KW2.Vertical low RPM ...