The Kaeser Airtower is a compressor for any light industrial application, including vehicle maintenance and repair. The Airtower is a packaged compressed air system with a Sigma rotary screw compressor, refrigerated air dryer, and drain—all compactly mounted with a receiver tank. To use, simply connect the power and air line. 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 the company's factory-trained technicians and compressed air system experts.