5kw YAMAHA Gasoline generator sets 1)Engine output:13HP 2)4stroke,air-cooled 3)Max output: 5.5KW 3)Rated frequency:50HZ 5kw YAMAHA Gasoline generator sets Techinical Specifications air cooled gasoline generator setRated AC output: 5.0KWMax output: 5.5KWEngine output: 13HPEngine type: 4stroke,air cooled,OHVEngine Model: 188FRated frequency: 50HZVoltage regulator: AVRPower factor: 1.0