Generac Mobile Products MDG75DF4 Diesel Generator

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  • Final Tier 4 John Deere engines
  • Cold weather options allow for operation in extreme cold conditions
  • Parallel up to 32 generators for a scalable power solution with ultimate versatility



  • Power Zone Controller puts complete monitoring and control at your fingertips
  • Flip hood design provides easy access for maintenance
  • No diesel particulate filter (DPF) needed



  • Standard safety features include e-stop, safety switch for lug door and safety switch for phase switch
  • Fan guards and exhaust blankets
  • Optional safety features include 120% containment of fluids, leak detection, interior and control panel lighting


Make John Deere
EPA Emissions Compliance Final Tier 4
After-treatment System DOC & SCR
Cylinder # 4
Type Inline
Displacement 4.5L
Bore - in (mm) 4.2" (106mm)
Stroke-in (mm) 5.0" (127mm)
Compression Ratio 17:01
Intake Air Method Turbo, air to air, after-cooled
Engine Governing  
Governor Electronic
Frequency Regulation (Steady State) 2%
Lubrication System  
Oil Pump Type Gear
Oil Filter Type Spin-on cartridge
Crankcase Capacity - qts (L) 15.9 (15)
Cooling System Type Radiator and CAC
Water Pump Type Belt Driven
Fan Type Pusher
Fan Speed (rpm) Variable visc clutch
Fan Diameter - in (mm) 23.2" (590mm)
Coolant System Capacity - gal (L) 22.0 qt (20.8 L)
Fuel System  
Fuel Type ULSD (Ultra Low Sulfur Diesel)
Fuel Specifications EN 590 / ASTM D975
Fuel Filtering (microns) 2 microns (final), 10 micron (primary)
Fuel Inject Pump Make Denso HP3
Fuel Pump Type Engine driven - belt
Injector Type Electronic
Engine Type Direct Injection
Fuel Supply Line - in (mm) .313 (8.0)
Fuel Return Line - in (mm) .313 (8.0)
Engine Electrical System  
System Voltage 12VDC 12VDC
Battery Charger Alternator STD
Battery Size 750CCA
Battery Voltage 12V (1)
Ground Polarity Negative

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