Kaeser M55 Air Compressor – 185cfm


The new Kaeser M55 portable air compressor produces 185 cfm at 100 psig and features two large gull-wing doors made of roto-molded polyethylene for quick access to all components for easy servicing and also reduce noise levels.

Kaeser M55PE Tow Behind Brochure (click for pdf)

The steel chassis, torsion bar suspension, oversized tires, and lighting package ensure easy portability, safety, and excellent road handling, while the high capacity, cold start battery assures year round reliability.

The combination of the Sigma Profile airend and the proven Kubota Tier 4 Final diesel engine delivers superior fuel economy and reliability. The on-board controller ensures reliable and efficient operations with touch button control making pressure adjustments simple and maintenance reminders and operating/service history alerts readily available to your service team.

This unit is designed for heavy-duty civil and commercial construction, rental houses, demolition, sand blasting, and other site work applications as well as portable backup for stationary units.


Standard features:

  • Energy efficient Sigma Profile airend produces more air with less horsepower
  • Heavy-duty 3-cylinder Kubota diesel engine meets Tier 4 Final EPA emissions standards
  • Sigma Control Smart electronic controller within the eye-level, curbside instrument panel with protective metal cover
  • Extra-large 21 gallon fuel tank for up to 10 continuous hours of operation
  • High capacity cold start battery ensures reliable operation
  • Exclusive anti-frost valve maintains optimum operating temperature and prevents tool freeze up
  • Lifting eye for simple handling
  • 15″ wheels for higher ground clearance and on/off road maneuverability and site handling

Optional features:

  • Aftercooler package
  • 145 psig model available to order
  • Five year air-end warranty

Optional-5-Year-Mobilair-Warranty (click for pdf) 
KAESER-Warranty-Mobilair (click for pdf)