ELGi Oil Free Compressors

ELGi’s oil free screw air compressors are the backbone of a range of industrial applications including Food and Beverage, Textile, and Pharmaceutical applications. Customers rely on the oil free range for sensitive applications with zero tolerance towards oil and lower environmental impact.

OF Series Oil Free Compressors

ELGi is amongst the few air compressor manufacturers with an in-house designed and manufactured oil free airend. ELGi’s oil free range provides class zero oil free air with leading energy efficiency, reliability, and low operating costs supported by Best-in-class warranty.

Range: 60-500 HP


  • Class ‘0’ oil free air
  • Indigenously designed and manufactured airends
  • PTFE airend coating for efficiency and long term reliability
  • Flexible design allowing for air cooled and water cooled requirements
  • Best-in-class warranty
  • Best-in-class maintenance cost

AB Series Oil Free Compressors

ELGi is one of the very few compressor companies to design and manufacture airends for Oil free compressor technology. The new AB series compressors provides disruptive benefits in terms of efficiency, reliability and air quality resulting in lower life cycle cost and high uptime. The high quality air out put with Class-“0” certification makes this compressor ideal for sensitive applications in pharmaceuticals, food and beverage industries where presence of oil vapor and moisture is intolerable.

Range: 40-125 HP


  • Class-0 certified as per ISO8573-2010
  • Viable Microbiological content complying to ISO8573-7:2003
  • Pure Water quality complying to IS:10500-2012
  • Corrosion resistant SS rotors
  • Compact, air cooled package
  • Low noise
  • Lower maintenance cost

Rotary Screw Compressor Troubleshooting Guide

Run more efficiently with this quick reference guide that covers issues such as:

  • Low pressure
  • Excessive vibration
  • Low oil pressure
  • Overheating
  • Excessive oil consumption
  • Excessive current draw
  • Failure to start or motor stalls

Questions? Contact us for more information and advice on selecting and maintaining your rotary compressor.