Generac MMG405 Mobile Generator from Portman Electric
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Mobile Generator - MMG405

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Mobile Generator - MMG405

Big jobs require big power, the MMG405 diesel generator provides everything you need in a mobile or skid generator. From battery charger to liquid containment, its all inclusive!



  • Sound attenuated aluminum enclosure in white powder coat textured finish
  • Industry powder coated black textured finish steel skid frame and trailer
  • Heavy duty stainless steel exterior hardware, latches and handles
  • 120% full liquid containment
  • 29 hour fuel supply
  • 2 rear stabilizing jacks
  • Triple axle trailer with electric brakes

Microprocessor Controlled for Safety

  • Advanced backlit Magnum Digital Controller (MDC)
  • Push button and easy to use
  • Fuel level monitoring
  • Overspeed protection
  • Oil pressure monitoring
  • Coolant temp monitoring
  • Battery voltage monitoring
  • Generator voltage monitoring
  • Generator frequency monitoring
  • Over current shutdown


  • Voltage regulation within +/- 1% with generator speed controlled by electronic governor
  • 29 hour full load run time
  • Air filter condition indicator on control panel
  • 2 year - 2,000 hour warranty
  • Buck Transformer
  • Battery disconnect (lockable)
  • In line block heater
  • Low coolant shutdown

Easy To Use

  • Two position, voltage link board
  • Lugs and lug box safety switch with cable entry box guards preventing foreign objects access
  • Multiple convenience outlets with individual breakers
  • Red emergency stop switch located on outside of enclosure
  • External, lockable fuel fill cap for no internal spills
  • Remote start/stop capabilities
  • Stop/Start contacts located on terminal strip
  • Detachable generator-set with fuel tank integrated for skid or trailer mounted

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