Description: ·DN series spot welder has the structure of footplate and spring pressurize. It has the advantage of easy operation and maintain.It is suitable to weld complex structure plate and workpiece in different position. ·The current and welding time can be adjusted. There is no load comsumption. ·It is widely used in welding low carbon, steel plate, wire, stainless steel, non-ferrous metal, shin sheet and other materials.