Mini Tech Yanmar Diesel Air Compressor

The Coltri/Nuvair Mini Tech high pressure (5000 psi/345 bar) compressor is powered by a Yanmar diesel engine. It can be used in a wide variety of applications including breathing air and industrial air use. Compact in design with fold-away handles, the Mini Tech is portable and easy to lift. On-board Grade E air purification comes standard for breathing air quality output. With several options available to meet your specific needs, the portability and dependability of the diesel-powered HP Mini Tech MCH16 makes this the compressor a sound choice.


The Yanmar diesel-powered Nuvair Mini Tech air compressor uses a pumping unit that is made from top quality materials; connecting rods from aluminum alloy, stainless steel intercoolers and aftercoolers that are more than four meters in length, and cylinders of special cast iron. The marine grade 6061 aluminum frame is corrosion resistant, rigid and lightweight.


  • 5000 psi (345 bar) maximum pressure
  • Grade E breathing air filtration
  • Two (2) fill whips
  • Compact frame
  • Stainless steel intercoolers
  • 6061 marine grade aluminum frame
  • Heavy duty vibration mounts


  • Electric start
  • Automatic condensate drains
  • Pressure switch
  • Dial-a-Pressure switch
  • Hour meter
  • High temperature shutdown
  • Low oil shutdown
  • Interstage pressure gauges
  • Stainless steel frame
  • Visual carbon monoxide/moisture indicator
  • Wheels
  • Tropical Plus compressor block with oil pump
  • Filtration upgrade
  • Lifting eyes
  • Kubota Diesel


Model Mini Tech MCH16
Fill Time* ~9 minutes
Charging Rate* 11.3 SCFM (320 L/min)
CFM FAD 9.4 CFM (266 L/min)
Yanmar Diesel 9.3 hp (6.8 kW)
RPM 1450
Sound Level @ 3 m 96 dB
Max Operating Pressure 5000 psi (345 bar)
Number of Stages 3
Number of Fill Hoses 2
Condensate Drain Manual
(L x W x H)
45.5 x 22.5 x 25.75 in
(116 x 57 x 65 cm)
Weight 320-421 lb (145-191 kg)
Lubrication Splash lubrication, capacity 1.8 L
Air Quality DIN 3188 - CGA Grade E - NFPA 1500 - EN12021

*Based on 80 cu ft cylinder from 500 to 3000 psi.