VMAC Multifunction - Compressor-Generator Power System

Multifunction – Compressor-Generator Power System


For customers who need an air compressor and an AC generator.

This self-contained system can be fully integrated into any diesel work truck fuel system or skid-mounted for stand-alone applications with an optional external fuel tank.

Components included:

  • 45 CFM Rotary Screw Air Compressor
  • 10.2 kW Continuous AC Generator
  • Factory-installed Cold Climate Kit – 120 V, tested to -40°F (-40°C)

Applications – Common jobs that use the Compressor-Generator Power System:

  • Mobile heavy duty mechanics
  • Heavy equipment repair technicians
  • Mobile tire service technicians
  • 24/7 roadside repair technicians


Oil-injected rotary screw; belt-driven; 45 CFM @ 100 psi, 100% duty cycle; Up to 175 psi

AC: 10.2kW continuous output; 1 x 30A, 240V, 60Hz 3 phase circuit with terminal strip; 2 x 20A, 120V, 60Hz single phase circuit with terminal strip

Separates compressor oil from compressed air.

3-cylinder, naturally aspirated 3,600 RPM, Tier 4 Final.

Included AC Delco 12V, 460 CCA, 575 CA


Air Compressor Output 45 CFM @ 100 psi (175 psi max)
Air Compressor Type Belt-driven, 100% duty cycle, VMAC oil-injected rotary screw
Engine: Kubota Diesel D902 3-cylinder, naturally aspirated 3,600 RPM, Tier 4 Final
AC Generator:
  • 10.2 kW continuous output
  • 1 x 30 A, 240 V, 60 Hz single phase circuit with terminal strip
  • 2 x 20 A, 120 V, 60 Hz single phase circuit with terminal strip
Throttle Control: 2-speed throttle, responds to air demand
Battery: AC Delco 12 V, 460 CCA, 575 CA
Control System:
  • Customizable digital controls
  • Remote mounted generator and compressor control panels
  • Any one function or all three can be selected at any time
  • Engine auto-restarts with air demand
  • Separate selector switches engage compressor and generator
  • With compressor only selected, and sustained periods of no air use, the control system will shut down the engine
  • With any other function selected, the engine will not shut down automatically
  • Programmable auto restart for cold temperature or low battery voltage
Cold Climate Protection:
  • Adjustable glow plug control.
  • Engine and compressor will wait till the temperatures are above 41°F (5°C) before loading and going into a running state.
  • Engine will automatically restart when system temperature falls below 23°F (-5°C); small heat strip included in LCD Digital Control Box.
  • Battery jump start connections are recommended to be tied into the truck batteries in locations where extreme cold is expected. It is not necessary in mild climates.
Weight (wet): Compressor-Generator – approximately 550 lbs (249 kg)
  • 33” (l) x 23” (w) x 29” (h); 83.8 cm (l) x 58.4 cm (w) x 73.7 cm (h)
  • Mounting Plate: 20” (l) x 20” (w); 50.8 cm (l) x 50.8 cm (w)
Decibels (dB) @ 21 feet (6.4 meters): 81.2 dB at high idle, 76 dB at low idle, 0 dB in Standby Mode
Fuel Supply Options:
  • 7-Gallon tank with fuel gauge and low fuel shut-off sensor
  • External Diesel Fuel Pump Kit
Air Receiver Tank (recommended, not included): Minimum 10-Gallon Air Receiver Tank - Recommended for proper operation of all functions.
  • Two years on all major components; VMAC air ends are covered by VMAC’s Lifetime Warranty; the Kubota engine is covered by Kubota’s 2-Year warranty.
  • For more information about VMAC’s or Kubota’s warranty policies, visit www.vmacair.com/warranty