FSCURTIS Masterline Duplex Reciprocating ULTRA PACK Compressor reduces energy costs with alternating compressor technology. It has all the options you need: air-cooled aftercooler, magnetic motor starter, dual control, low oil level shutdown, automatic tank drain, tank isolator pads. Horsepower ranges from 15 to 30, and it comes factory oil filled with a five-year limited warranty. Visit www.fscurtis.com.