The Black Diamond 30 Gallon, 175 PSI, Two Stage Oil Lube Belt Drive 3 in 1 Air Compressor / Generator / Welder with Honda GX390 Gas Engine is a rugged, all in one solution designed for demanding jobsite, field service, and truck mount applications. At its core is a heavy duty two stage industrial cast iron pump paired with a large 16.5 inch cast iron balanced flywheel for smooth operation, superior cooling, and extended pump life. The integrated 5,000 watt continuous running generator provides reliable power for tools and equipment, while the 200 amp stick welder delivers enough output to weld steel up to 1/2 inch thick. Powered by a powerful and dependable 13 HP Honda GX390 gas engine with a 6.4 quart fuel tank, this unit is built for long run times and consistent performance. The 30 gallon ASME certified horizontal truck mount tank includes vibration isolators for secure installation and durability, along with a liquid filled tank pressure gauge for more accurate readings. Additional protection features include low oil shutdown for the engine and a thermostatically protected alternator, making this 3 in 1 system a reliable choice for professionals who need air, power, and welding capability in one compact package.