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Sierra 90-160 kW Oil-Free Rotary Screw Air Compressors

Sierra oil-free rotary screw compressors are ISO 8573-1:2010 Class 0 certified, delivering 100% oil-free for the most critical applications. With an efficient and robust design, these compressors are a reliable workhorse that ensure the productivity of your business
  • Oil free compressed air: compliant with ISO 8573-1:2001 grade 0, which specifies the food and beverage, pharmaceutical, textile, and electronics industries

  • More reliable: stainless steel components, double row seals, and precision machined rotors with UltraCoat protection ensure smooth operation
  • Intelligent control reduces energy costs: The Xe-145 microprocessor controller, which is easy to maintain, provides continuous monitoring and onboard diagnostics, reducing power consumption to a lower level
  • Reduce lubricant replacement: Ultra Coolant provides up to 8000 hours of lubricant usage time, which is 8 times longer than the lifespan of conventional lubricants
  • High temperature working environment: Long life components are designed to withstand a maximum ambient temperature of 46 ℃