Type ZS4KW ZS4KW Max output KW 4.4 4.6 Rated output KW 4.0 4.2 Frequency Hz 50 60 Rated voltage V 220/230/240 110/115 DV V 12 Engine 182F Type OHV25tilt single cylinder, forced Air cooling, 4-stroke Bore*stroke mm 82*64 Compression Ratio 8.0: 1 Displacement cc 389 Ignition system CDI Filter Semi-dry, oil bath, foam Oil capacity L 1.1 7M dB 72 Starting system Recoil or electric starting Fuel gasoline Dimension L*W*H mm 710*530*590 NW kg 74.5 GW kg 76.5 20FT container 140 Type ZS5KW ZS5KW Max output KW 5.5 5.8 Rated output KW 5.0 5.5 Frequency Hz 50 60 Rated voltage V 220/230/240 110/115 DV V 12 Engine ZS188F Type OHV25tilt single cylinder, forced Air cooling, 4-stroke Bore*stroke mm 88*64 Compression Ratio 8.0:1 Displacement cc 389 Ignition system CDI Filter Semi-dry, oil bath, foam Oil capacity L 1.1 7M dB 72 Starting system Recoil or electric starting Fuel gasoline Dimension L*W*H mm 710*530*590 NW kg 71.5 GW kg 73.5 20FT container 140