... efficiency, low heat, long used competitive price 1.Welding generator 2.DC arc welding and AC synchronous generatorenergy-saving, ... C.are welder and A.C.synchronous single phase generator.As a D.C.are welder,it can ... 2 to6mm;While used as an A.C.synchronous generator,its output is 1.5KW(maximum output 2kw ... suitable for operating in the area of on electric power source.Type 250D/300D 4.When applied as a ...