The AC/DC 225/125 is the deluxe version of the world renowned AC-225 arc welder. It uses the same traditional design of the AC-225, but adds the smoother, more stable DC welding arc. Ideal for farm, shop, and home use where improved arc welding performance is desired. The AC/DC 225/125 is an arc welding power source with an AC welding output range of 40-225 amps and a DC welding output range of 30-125 amps. It is an extremely useful stick welding power source for maintenance repair, fabrication, construction, erecting and hardfacing applications. Also for cutting and piercing holes in steel.