Generac MDG250DF4 Mobile Diesel Generator Set


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Powerful, Reliable, Full-Featured John Deere® Final Tier 4 Power

Standby Power Rating

220 kW, 275 kVA, 60 Hz

Prime Power Rating

200 kW, 250 kVA, 60 Hz

The trailer-mounted Generac MDG250DF4 mobile diesel generator delivers maximum performance and versatility. The turbocharged, 6-cylinder John Deere® Final Tier 4 engine is reliable and durable. Selective catalytic reduction (SCR) exhaust after-treatment limits harmful emissions and minimizes soot buildup. The aluminum, sound-attenuated enclosure provides quiet operation and is rust-proof for a long-lasting, attractive appearance.

The generator includes a 2-year limited or 2000 hours manufacturer’s warranty, with unlimited hours covered in the first year.

Gensets are configured to meet customer needs, including options such as choice of containment, cold weather packages, trailer features, and more. Click here for a complete list of options for the generator and trailer.

To view and compare Generac portable generator model specifications, click here.

Call for details and optional items pricing: 1-866-948-5300


  • Engine
    • John Deere ® 6068HFG06
    • 6 cylinder
    • Turbocharged
    • Variable-geometry turbocharged (VGT), after-cooled
    • Displacement: 415 in3 (6.8L)
    • EPA Final Tier 4 (DOC and SCF)
    • Power @ 1,800 rpm – hp (kW):
      • Prime: 295 (220)
      • Standby: 323 (241)
    • Iso mounted engine supports
    • Paper element air filter with safety cartridge
    • Electronic isochronous governing
    • Variable speed fan drive
    • Spin-on cartridge oil filter
  • Systems Output
    • Voltage selection switch: 3-position, lockable switch
      • 1-phase: 120/240 V
      • 3-phase: 120/208 V
      • 3-phase: 277/480 V
    • Control System
      • Deep Sea® LCD controller and display
      • Push buttons for easy operation
      • Backlit LCD text display
      • Multiple language options
      • Configurable timers, alarms, timers, and maintenance alarms
      • Heated display
    • Fuel
      • Fuel tank capacity – gal (L):
        • Total: 358 (1,355)
        • Usable: 343 (1,298)
      • Maximum run time @ 100% load: 24 hr
    • Generator
      • 60 Hz engine/generator
      • Marathon Electric® 431CSL6206
        • Brushless
        • 4-pole
        • Class H insulation
      • Electrical Controls
        • Remote start/stop contacts in receptable box
        • Locked control box door with diagnostics window
        • Lockable lug box with safety switch
          • Trips main breaker when door is opened
          • Disable voltage regulator
        • Output ground connection lug insider lug box
        • 900 A main breaker with shunt trip
        • Convenience receptables with individual breakers
        • See specifications sheet (click here) for more details


  • 250 kVA Prime Power
  • 8 L turbocharged John Deere Final Tier 4 diesel engine
  • Sound attenuated, rust-proof aluminum cabinet
  • See specifications sheet (click here) for more details

Easy to Use:

  • Single Phase – Three Phase switch
  • Operational at 60 Hz
  • Parallel-ready design accommodates up to 32 generators
  • Cold weather options allow for optimum performance in extreme cold conditions
  • See specifications sheet (click here) for more details

Safety Features

  • Simplified Controller- Deep Sea® DSE7310 with an easy-to-read status screen
  • A powerful processor with intuitive operation and real time operational data
  • Aluminum, sound-attenuating enclosure
  • Fully lockable — including doors, fuel fill, and DEF fill
  • Exterior emergency stop switch
  • Programmable controller providing flexible application capabilities
  • Distribution cables located away from controls for safer operation
  • Fully treaded fenders for enhanced traction during service
  • See specifications sheet (click here) for more details






Specification Sheet Operation Manual CONTACT US for a Quote

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