Industrial Air Compressor Click HERE for more information! Cast iron, twin cylinder, oil lubricated pump. Heavy duty induction motor for maximum performance and efficiency. 155 PSI max pressure for optimum tool performance. 30 gallon vertical portable tank with pre-attached pneumatic tires for maximum portability. Dual voltage motor is wired for standard 120 volt outlet, and may also be converted for 240 volt application. Shipped with synthetic oil for optimum performance and long life. Equipped with quick-set regulator, tank and working pressure gauges, and on/off switch.