... 3.portable and easy st DELIXI ZX7-250 250 Mosfet inverter welding machine Product features-Efficient, energy-saving and ... material-Theproducts are widely used in pretrochemical ,medicine,electrical power,apermaking,cement,metallurgy and mining industry, good qualityTechnical ... 50/60HzOne-phase AC 220V ±15% 50/60HzRated input power (A)2632Floating voltage (V)5656Output current adjustment (A)30 ...