Detailed Product Description Main Characteristics:Uses V-mos inverter techinque,high power itilization rate,low no-load loss,good welding quanlity.Stabe performance after continuous working .it can balance automatic when voltage is waving,out-protection of over-voltage,over current,over-heat.It is being applied to all brands of electrodes,is suitablefor MMA weld low carbon steel,normal low alloy ...