Generac MDG25 IF4 Mobile Towable Generator w/ Trailer

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Quiet, easy power in a compact package - the MDG25IF4 Diesel Generator

The MDG25IF4 mobile diesel generator from Generac Mobile provides three-phase 25kVA prime power in a compact cabinet. The new cabinet design enables maximum space and transport efficiency while making the generator easy to maneuver and tow. The Final Tier 4 Isuzu engine is reliable and easy to maintain, requiring no diesel particulate filter (DPF). Standard safety features enhance safety and security on the job.



  • Compact size saves space on the job site
  • Small cabinet  with space-saving flip-tongue allows for 12 units on a flatbed truck
  • Integrated fork pockets and central lifting allow for easy of loading and unloading
  • Lightweight – can be towed by most work trucks and SUVs
  • Heavy gauge steel trailer EPA Tier IV Turbocharged, after-cooled diesel engine


  • External E-Stop is easy to locate and access in emergency situations
  • Interior cabinet and control panel lighting for enhanced visibility
  • Phase switch safety shutdown
  • Access doors with auto shutdown separates main breaker access from load cables; automatically shuts down unit if lug door is opened
  • Standard battery disconnect switch ensures all power is cut off during maintenance and storage
  • Controller located on rear of unit away from power wires and service points and lockable for security and safety
  • Fuel access is lockable and located away from power distribution
  • LED Trailer lights  


  • Power Zone controller provides full programmability and easy-to-read status  screens
  • Large access doors allow for unobstructed access to service components and includes slam latches
  • No diesel particulate filter (DPF)
  • Long, 24-hour run time requires less fill-ups for more uptime
  • Aluminum enclosure is corrosion proof
Our Sales Experts
  • Vito Pelagio

    Vito Pelagio18 Years Experience of Generator Sales

  • Phil Paulas

    Phil Paulas20 Years Experience of Generator Sales, Sizing & Warranty Support

  • Joe Byrne

    Joe Byrne21 Years Experience of Generator Sales & Generac Genpro Certified