... Closed circuit feedback, MAG250(B12) IGBT welding inverter Feathers:MIG(MAG/CO2)IGBT inverter technology,current-model control,reliable quality, stable performance; ... Windows, furniture and so on;Save cost, replace welder with taps;Waveform control technology, inductance adjustment function, ... the splash and shaping more beautiful.Parameters:Model Item: MIG-250(B12) Input Voltage: 3-phase AC380V±15% ...