The Campbell Hausfeld 3-in-1 air compressor/generator/welder (GR3100) is ideal for jobsites and work trucks. Designed for high output and industrial reliability, its two-stage, cast-iron air compressor fills twin 5-gallon air tanks, providing a total air capacity of 10 gallons and 14 CFM of airflow at 90 PSI to drive a wide variety of air tools. A robust generator provides 5,000 continuous watts of 120V and 240V AC power to operate most electric tools and lights. And a 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 GX-390 engine that�s engineered to deliver a long operating life of economical, reliable performance. Built with safety in mind, this air compressor/generator has a control panel that�s UL certified and OSHA compliant; the electrical outlets are GFCI protected. A 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. � 120V and 240V Electrical Outlets Two Stage Cast Iron Air Compressor for high output and industrial reliability Heavy Duty 14 gauge steel belt guard 5,000 watt generator with U/L and OSHA compliant pan Up to 180A DC stick welding