Kaeser Compressors Inc. offers a comprehensive range of rotary screw compressors from 3 to 600 hp. Pressures are available from 80 to 217 psig with flows to 2900 cfm. Kaeser's proprietary Sigma Profile airend is up to 20 percent more efficient than other designs. Motor efficiencies meet or exceed EPAct standards and drive systems designed for optimum transmission efficiency and reduced maintenance. Customers can choose from a variety of configurations including complete packaged compressor systems, stand-alone compressors with integral refrigerated dryers, and Sigma Frequency Control compressors. Kaeser's cooling airflow designs and sound dampening enclosures provide quiet operation. Additional features include high-efficiency separators, state-of-the-art compressor controls, and built-in aftercoolers. For more information call (800) 777-7873 or visit www.kaeser.com/sigma.