Rotary Scroll Air Compressor 3-15kW (5-20hp) Legendary Experience, Innovative Design The EnviroAire ES products are fixed speed, single stage, 100% oil-less rotary scroll compressors from 5 - 10 HP (per pump), packaged in a sound attenuating enclosure. Scroll packages have been designed specifically for industrial, laboratory, and other clean air applications in a variety of configurations. The EnviroAire ES scroll packages provide the low sound level desired by most applications. Systems meet current CSA Standards and are offered in several designated flow designs. 50/60 Hz 5-10HP per pump (5-20HP total package) 116 or 140 PSI 100% Oil-Less, 100% Duty Cycle Simplex Base Mount or Tank Mount Duplex Base Mount Stacked Frame Bare Air Ends+