• Kohler KDI1903 49 HP diesel engine
    • 3 cylinders
    • 2600 RPM max engine speed
    • 4-stroke system, inline direct injection
    • 1903 cc displacement
    • Turbo intercooler aspiration
  • 23 gallon fuel tank


The ELGi DS185T4F, 49 HP Rotary Screw Air Compressor with 500 Hour Service Kit (previously made by Rotair) features a Kubota D1105-E3B diesel engine that provides reliable, smooth and efficient power to the compressor and can produce 185 CFM at 100psi. The low-speed airend (max 2600 rpm) reduces heat and rotor/bearing failures. The curbside mounted control panel and adjacent air valves provide ease of operation and maximize operator safety.

500 Hour Service Kit Includes:

  • ED0021753180-S Engine Fuel Filter
  • ED0021750010-S Engine Oil Filter
  • 162-0086-S 1st Engine Air
  • 162-0087-S 2nd Engine Air
  • 162-576-S Compressor Air Filter
  • 162-577-S Compressor 2nd Air Filter
  • 099-008-S Compressor Oil Filter
  • 157-171-S Separator Filter
  • AL-00025 Compressor Oil 2.5 Gal