Mobile Generator – MMG150D

Generac recognizes environmental responsibility and continues to meet emission regulations with the addition of their Tier III Generator line. The MMG150 generator is powered by the John Deere PE4045HF285 turbocharged diesel engine. Proven power you can trust, while maximizing fuel efficiency and high performance.

The MMG150 diesel generator provides substantial, reliable 3-phase power where and when you need it, in a highly mobile package.


  • Sound attenuated aluminum, lockable enclosure
  • Steel skid frame and detachable steel trailer
  • Durable industrial powder coat white textured finish
  • Stainless steel exterior hardware, handles and latches

Microprocessor Controlled for Safety

  • Advanced Magnum Digital Controller (MDC) with field adjustment
  • Fuel level warning and shutdown
  • Overspeed protection warning and shutdown
  • Oil pressure warning and shutdown
  • Coolant temperature warning and shutdown
  • Battery voltage over and under protection
  • Generator over/under voltage warning and shutdown
  • Generator over/under frequency warning and shutdown
  • Over current shutdown
  • -40F to 185F operating temperature range


  • Marathon, brushless, class H gen end with voltage regulation within +/-1%
  • 342 gallon fuel capacity with a maximum of 32 hour full load run time
  • 2 year – 2,000 hour warranty
  • Low coolant shutdown

Easy To Use

  • Voltage selector switch lockable in any setting for safety
  • Lugs and lug box safety switch
  • Emergency stop switch located on the outside of enclosure
  • Locking external fuel cap, no internal spills
  • Fuel tank is an integral part of the generator skid
  • Generator-set with fuel tank is detachable from trailer
  • Multiple convenience outlets

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