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f-series Oil Free Industrial Centrifugal Compressors


The f-series takes flexibility, power and pressure to a higher level. These oil free centrifugal air compressors are available in both packaged and non-packaged options with compression from single stage up to four stages.

  • Class 0 oil free air 
  • Highly efficient design to reduce energy usage 
  • Horizontal split design gearbox allowing easy access to all moving parts 

Models vary by region. Please contact your Sullair sales representative for more details.

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Specs Contact Us
f-series Oil Free centrifugal air compressor


1200 – 118,000 cfm
33.98-3341.39 m³/min


15 – 725 psi
1-50 bar

Features & Benefits

Ease of Use 

  • Advanced PLC Control System
  • Non-Contacting Internal Components 
  • Anti-Reverse Rotation Main Shaft Oil Pump

Energy Efficiency 

  • Inlet Guide Vane/IGV
  • High-Powered Impellers
  • Diffusers 

Stability and Vibration Reduction

  • Single Piece Gear Box with Integrated Coolers
  • Tilting Pad Journal Bearings 
  • Thrust Collars 

Low Maintenance and Maximum Reliability

  • Power Coupling 
  • Easily Accessible Coolers
  • Aerodynamic Inlets 
  • Labyrinth Shaft Seals 
  • Bull Gear Bearings


  • Packaged or non-packaged options
  • Single-stage up to four stages

For more information and custom options, please contact the Sullair Oil Free Team at


Models & Specs

  • f25 - f44 Series -  1200 to 30,000 cfm, 15 to 360 psi 
  • f25 - f53 Series - 1340 to 12,000 cfm, 230 to 725
  • f53 - f115 Series -  20,000 to 118,000 cfm, 15 to 360 psi


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