Compressors for oil-free compressed air

Rotary screw compressors with qualification for hygienically sensitive processes

KAESER’s oil-free compression rotary screw compressors are optimized for the demanding requirements of compressed air supply for clean room production – beginning with careful selection of the materials used and ending with precision in the production process. Our diligence is confirmed by TÜV Rheinland.

TÜV Rheinland and ISO 22000 certified

Take a closer look at our oil-free rotary screw air compressors



With air-cooling 50 to 475 hp

Oil-free rotary screw compressors with air-cooling.

Air-cooling – simply efficient

  • Flow rate: 148 to 1801 cfm
  • Pressure: 60 to 160 psi
  • Ambient temperature: to 113°F
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With air-cooling 50 to 475 hp

With water-cooling 50 to 475 hp

Oil-free rotary screw compressors with water-cooling.

Water-cooling – compact and energy-efficient

  • Flow rate: 148 to 1801 cfm
  • Pressure: 60 to 160 psi
  • Ambient temperature: to 113°F
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With water-cooling 50 to 475 hp