250AMP Inventor Based Mig Welding-spot welding

Product Features: Constant power control and stable output. The main circuit of phase-shifting full bridge inverter is adopted, and the reliability of the whole machine is high. Superior voltage and current dual waveform control circuits, small welding spatter and beautiful weld formation. It is easy to operate and can chose extended control cable, which is suitable for welding in narrow and high places. Unique ball removal circuit, no residual small at the end of tip. Automatic compensation for power grid voltage fluctuation and strong ability to resist power grid fluctuation