The Campbell Hausfeld 3-in-1 air compressor/generator/welder (GR3100) is ideal for jobsites & work trucks. Designed for high output & industrial reliability, its 2-stage, cast-iron pump fills twin 5-gallon air tanks, providing a total air capacity of 10 gallons and 14 CFM @ 90 PSI & 175 maximum PSI to drive a variety of air tools. A robust generator provides 5,000 continuous watts of 120V & 240V AC power to operate most electric tools and lights. DC welder delivers a maximum of 180 amps of power to weld up to 1/2-inch thick steel. Powering it all is a Honda GX390 engine, engineered to deliver a long operating life of efficient performance. Built with safety in mind, this unit has a control panel that's OSHA compliant certified; the electrical outlets are GFCI protected. Heavy-duty, 14-gauge steel belt guard is securely bolted to the unit, but can be quickly removed to provide access to routine maintenance items. Finish your projects with Campbell Hausfeld - The Air Power Expert.