50-24 Sil-Air is virtually "noiseless" and fully automatic. Line pressure guage, pressure regulator and moisture trap. Specifications: 110V/60hz 1/2 HP motor, 6.0 gallon storage tank, CFM 2.15 free air, operating Pressure 84 to 114 PSI. The 50-24 compressor can manage the requirements of most small picture frame or digital art businesses.