combines rotary screw technology in compact belt-drive package. ShopTek compressors are available in 8 models ranging from 5 to 20 hp, with capacities from 17 to 78 acfm, and pressures from 125 to 175 psi. Optional Performance Air System includes dryer, filter, and 80 or 120 gal storage tank. Lubricated rotary screw air compressor has durable enclosure that reduces sound levels as low as 66 dB and is easily removed for routine maintenance.