Air Vantage 500 is a welder, generator and air compressor in one unit. Direct gear-driven compressor has no belts or clutches, and pumps 60 cfm, 100 psi at 100 percent duty cycle. It comes standard with up to 20,000 watts of three-phase 240-volt AC power. High-output welding capability comes from 500 amps at 100 percent duty cycle for stick, TIG, MIG and flux-cored welding. It's powered by a Cummins B3.3 water-cooled diesel and is covered by a three-year warranty. The engine and compressor are covered separately by their manufacturers.