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Matt Murphy

Senior Applications Specialist - 16 years at Compressor World

Our experts are highly rated and specialize in a variety of compressed air applications; industrial, food & beverage, medical, lab, and remediation.

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  • 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 Cold Kit & 50 Hours 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.

50 Hour Service Kit Includes:

  • ED0021753180-S Fuel Filter
  • ED0021750010-S Engine Oil Filter
  • 099-008-S Compressor Oil Filter
  • AL-00025 Compressor Oil 2.5 Gal

Cold Kit Includes:

  • Block Heater
  • HD Battery