Kaeser's Airtower compressor is an affordable, rugged compressor for any light industrial application including vehicle maintenance and repair. It is a packaged compressed air system with a Sigma rotary screw compressor, refrigerated air dryer and drain—all compactly mounted with a receiver tank. Simply connect the power and air-line, and you have a fully operational compressed air system with a very small footprint. Compressor sizes include 4, 5 and 7.5 hp with working pressures available from 80 to 217 psig. All Kaeser compressors come with support from our factory-trained technicians and compressed air system experts.