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Sullair LS-25S Single Stage Air Compressor


Sullair’s single-stage compressors significantly reduce operating and energy costs over the entire compressor life cycle. Contributing to the energy savings are:

  • Sullair’s proven air end with the low restriction inlet valve
  • High efficiency fan
  • Low pressure drop air-fluid separation system to prevent energy loss

Sullair designs deliver cost savings for the life of the product.Improved air filtration translates into:

  • Extended separator life
  • Improved fluid filter life
  • Less lubricant contamination


  • 250 to 350 hp (186 to 261 kW)
  • Capacities from 1075 to 1615 acfm (304.44 to 45.73 m3/min)
  • Pressures from 100 to 125 psig (6.9 to 8.6 bar)
  • Air end life lengthened by Sullair’s superior bearing arrangement
  • Choice of three long-life fluids and long-term warranties
  • Choice of air- or water-cooled

  • Direct coupled
  • Time-proven Sullair air end
  • Spiral Valve
  • Supervisor controller
  • Multi-stage separation (MSS)—High efficiency air/fluid separation
  • Fiberglass fluid filter with Optimizer™ separator
  • Optimalair™ heavy duty intake filter
  • Wye Delta starter
  • Bearing Fluid Reservoirs (BFRs)
  • ODP premium efficiency motor
  • Totally enclosed fan motor
  • Versatile Control System (VCS)
  • Air-cooled
  • Sullube™—8000 hour non-varnishing biodegradable compressor fluid
  • Emerald 5-year Health Assurance

  • Sound attenuating enclosure
  • Cold weather package
  • Zero air loss condensate drain
  • Solid state starter
  • TEFC premium efficiency motor
  • Variable Capacity Spiral Valve
  • Energy Efficiency System (EES)
  • Food grade compressor fluid
  • 24KT™ compressor fluid (10-year air end warranty)

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