... , 4KW 2. Rated frequencely: 50Hz/60Hz 3. Rated voltage: 110V, 115V, 120V, 220V, 230V, 240V ETC. 1. Dual function as welder or generator ... .5KWWELDING CURRENTS: 50-200AMAX. POWER:5.0KWDIA. OF WELDING ELECTRODE: 2.5-4.0MMPOWER FACTOR: cosφ=0.8FREQUENCY:50HzPHASE: 3PHASE: 3 ... have both silent and open type for you to choose. 2 KW DGW180AE Diesel Welder & Generator