This Panther Compressor is a single motor, 6 gallon type, with 2.2 CFM, and needs 120 Volts. P50-24AL. Werther International Inc. line of ultra silent compressors, are the only choice when quiet, dependable, and compact design is a must. Each compressor is built with quality in mind, and comes equipped with powder coated air tank, pressure switch, 1-micron air filter, regulator, and pressure gauges for completely automatic and trouble free operation. When operating under full load this line of exceptionally quiet compressors offers tremendously low noise levels starting from 30 db/A.