1. It is a moving iron-core transformer structure moving iron-core guide rail adopts combined copperl with special synthetic graphite bedding block, free of oil & maintenance as well as durable and wearable ability.
2. Adapt 380V power suply, adjust the current by turning the handle, keep the arc stable.
3. Good welding performance and suitable for welding of medium thick and thick plates.
4. Low noise, non-maintenance. High effiency and long service life.