Coltri MCH10 CNG Compressor

Nuvair manufactures CNG compressors for use as compressed natural gas (CNG) fueling stations for businesses and homes. We have three sizes to choose from based on the amount of natural gas required for vehicle refueling. The MCH10 CNG delivers 6 CFM (170 L/min).



  • Stage over pressure relief valves with flow switch for automatic shutdown
  • Stage pressure gauges
  • Low oil level switch
  • Inlet pressure switch
  • Final pressure switch
  • Remote mount motor control box
  • Automatic drains include 30 gal volume tank
  • No pressure/temperature compensation

Options & Notes

  • PLC control panel for MCH10 CNG (SKU 8215-PLC)
  • Must be used with panel or fill post with auto temperature compensation if filling directly into vehicle
  • Requires no more than 3 psi of gas
  • MCH10 CNG only available with three-phase power
  • Control panel must be mounted 15 ft from compressor
  • Customer must comply with local codes and permits


Charging Rate 170 L/min | 10 m3/h | 6 CFM
Filling Time 80 L tank to 2900 psi (200 bar) in 1.5 hours
Working Pressure 2900 psi (200 bar) or 3600 psi (250 bar)
Driven By Three-phase electric motor (Atex certified Zone 2)
Power 5.5 kW / 7.5 hp
Three-Phase Power Options 208-230V / E3 / 60Hz
440-480V / E3 / 60Hz
208-230V / E3 / 50Hz
380-415V / E3 / 50Hz
(L x W x H)
26.4 x 27.6 x 41.3 in
(67 x 70 x 105 cm)
Dry Weight 397 lb (180 kg)
Noise Level 70 dB at 3.3 ft (1 m) distance
Numbers of Stages and Cylinders 3
Lubricant Nuvair Oil CE 750
Frame Powder coated steel
Oil/Moisture Separators Interstage and Final
Filtration Maxifilter
Safety Pressure Switch 1 last stage
Interstage Coolers and After Coolers Stainless steel