... . MAG transformer welding machinery. 3. MIG welder. Superior than normal thyristor welder's ability and performance.Adopt wireless remote to improved ... of AC contactor,air cooling fan,tri-phase transformer,and thyristor recifier model,paralleing reactor,control transformer,master-control electronic circuit ... ): 50/609. Dimensions(mm): 435X675X760MM10. Weight(kg): 156 NB-500KR THYRISTOR CO2/MAG welder