Invest in your own arc welder with this lightweight vonhaus model r r if youre looking for a versatile affordable industrial arc welder this makes a great choice suitable for alternating current ac welding it delivers a duty cycle rate of 10 and provides a stepless regulated current combined with thermal and overload protection r r the forced air cooling fan offers high efficiency and impressive performance r r the welder comes complete with a 15m welding earth clamp 15m welding br