The HW 220 is manufactured by DOA Hydraulic Tools Srl. This DC welder has a capacity of 220 A, and is powered by hydraulic motor. Alternatively, the unit can also function as a generator in three or single phase. The HW 220 is applicable in a wide array of machines including sky lifts, excavators, trucks, mobile service vans and all machines with sufficient hydraulic capacity.
The hydraulic motor of the unit is characterized by providing quiet operation, safety, flexibility, ease of transport and robustness. It does not generate any vibration and exhaust smokes, and requires minimal maintenance. In addition, the HW 220's compact construction provides an ease of installation and movement. All the components incorporated in this unit are of high quality.