MMA Square Wave Welding Inverter

Additional Details

•  Multi functions: AC TIG, DC pulse TIG, DC TIG and MMA welding 
•  Adjustable: AC TIG frequency, cleaning control, pulse frequency, gas pre-flow/post-flow, up/down time and welding current etc .
•  2/4 step switch function at TIG welding 
•  Arc-stable circuit guarantees the welding stabilization in low current and reduced the noise .
•  Protective functions: overheat, over current and under voltage etc 
•  Single chip processor control technology .
•  Parameter in panel are set by coordinate type touch key and single knob makes the operation simple and clear.