... Diesel Generator:1.Water-cooled ,in line ,4-stroke ,direct injection ,Wet cylinder liner,1500rpm .2.Economical product with low fuel consumption3 ... .Compact in structure ,low in noise pollution and high in efficiency .4 ... -50HZ or 60HZ-2,3,4,6,12 cylinders-low fuel consumption-Rated power factor:0.8(lagging)-cooling method: ...