Wanderbox Fortress

Fortress™

Conquer the Toughest Terrain

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Fortress™

Fortress is Wanderbox’s most rugged expedition vehicle, engineered for extended off-grid travel in extreme environments. Built on a heavy-duty platform, it prioritizes durability, self-sufficiency, and long-range capability—making it ideal for serious explorers, or anyone who wants to live or work off grid far from paved roads and traditional campgrounds.

The Wanderbox Fortress is built for maximum off-grid capability and long-term expedition living. Its heavy-duty platform supports larger habitats, expanded storage, and residential-scale systems while maintaining confident performance in extreme terrain. Flexible floor plans accommodate larger crews with premium interior finishes and full-size kitchen and bath options.

 

High-capacity lithium power, integrated solar, and massive freshwater storage enable extended self-sufficient travel. Available upgrades like hydraulic suspension, advanced climate control, and Starlink connectivity transform Fortress into a true mobile basecamp, remote workspace, or full-time overland home.

Key Specs:

  • Chassis: Ford F-750, 4x4
  • Power: 6.7L Diesel · 330 HP / 750 lb-ft
  • Habitat Length: 21’–24’
  • Battery Capacity: Up to 60 kWh lithium
  • Solar: Up to 2400W
  • Fresh Water: Up to 210 gallons
  • Sleeping Capacity: Up to 8
  • Towing: Up to 13,000 lb

Key Specs:

  • Chassis: Ford F-750, 4x4
  • Power: 6.7L Diesel · 330 HP / 750 lb-ft
  • Habitat Length: 21’–24’
  • Battery Capacity: Up to 60 kWh lithium
  • Solar: Up to 2400W
  • Fresh Water: Up to 210 gallons
  • Sleeping Capacity: Up to 8
  • Towing: Up to 13,000 lb

Performance

  • Ford F-750 XLT, 4x4
  • 6.7L diesel · 330 HP / 750 lb-ft
  • 10-speed automatic
  • 33,000 - 37,000 lb GVWR
  • Up to 13,000 lb towing
  • 115-gallon fuel tank
  • Optional up to 100-gallon auxiliary diesel tank

Suspension & Tires

  • Kelderman front and rear computer controller 4-link air suspension with horizon leveling
  • 44” On/off road 425/80R20 super single tires (standard)
  • Optional 46” tire upgrade 445/80R20

Dimensions

  • Habitat length: 21’–24’ exterior
  • Width: 96” exterior / 90” interior
  • Height: 13’ exterior
  • Interior ceiling height: 6’8"

Power System

  • 24V lithium battery bank: up to 60 kWh
  • Solar array: up to 2400W

Water & Plumbing

  • Freshwater: up to 210 gallons
  • Graywater: up to 140 gallons
  • Black tank: up to 70 gallons
  • Marine flush toilet standard
  • Optional cassette, dry flush, incinerator, or composting toilet

Climate

  • 13.5K BTU A/C standard
  • Optional 40K BTU A/C
  • Diesel hydronic and water heating
  • Optional radiant floor heat

Interior & Appliances

  • 10 cu ft DC fridge standard
  • Standard induction two burner cooktop, three burner optional
  • Optional microwave, dishwasher, washer/dryer
  • Dry bath (most models)
  • Wet bath available on compact builds

Exterior & Options

  • Heavy duty textured bed liner in 56 RAL colors
  • Dual-pane acrylic windows
  • Optional glass windows
  • Electric awning with LED lighting and wind sensor
  • Standard Starlink high performance in-motion satellite internet
  • Optional 350 lb bike/moto rack
  • WanderSAFE comprehensive surveillance & security system available

Warranty

  • 10-year structural & panel lamination warranty
  • 5-year Wanderbox construction & component warranty
  • Separate vehicle chassis manufacturer & consumer products warranties apply
Wanderbox Fortress

Interior Layouts

Browse our standard floor plans. Other configurations may be available.

39-Length-24-Cabin