... .100% inspect for mainly components. 3.Newest design, §.FEATURE1.Multifunction, AC/DC MMA, pulsed argon arc welding, cost-saving.2.Control ... -clean-up pulse width capacity, suit for alumium welding.7.Two inverters lay in left and right, high reliability, easily maintain ... factor60%Efficiency(%)85Power factor0.93Protection classIP21SInsulation classF COMPANY VIEW: WSME AC/DC IMPULSE WELDING MACHINE