Welding generating set:DEK180WE TECHINCAL FEATURES Alternater Alternator type Single-phase,synchronous alternator Frequence 50HZ 60HZ Rated AC output 4.2kw 4.5kw Max.AC output 4.5kw 5.0kw Voltage 230V 120/240V Rated current 21.7A 45.8/22.9A Excitation system Self-excitation power factor 1.0 Welder Applicabl electrode dia. 2.0-3.2mm No-load welding voltage 60v Rated welding current 180A Welding operation voltage 20-36V Welding current adjustment 80-200A Engine Model F400 Type Sinle-cylinder,vertical,4-storke, air-cooled,direct-injection diesel Displacement 406cc. Bore 86 mm Stroke 70 mm Speed 3000 RPM 3600 RPM Continuous output 7.7 hp 9.0 hp Max.output 8.8 hp 10.0 hp Starting system Recoil/Electric starter Cooling system Forced air Governor system Centrifugal weight system Fuel diesel Fuel tank capacity 12.5Lt. Lub. Oil capacity 1.65Lt. Continuous working time 9h Noice level 72dB(A) at 7 mts Frame Type Monoblock, 2 supports Material Steel wheels set Built-in Dimentions and weight Length 790mm Width 525mm Height 712mm weight 128kg For more product information details,please feel free contact me direct or visit our website,I hope establish long term co-operation between us,thanks!