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The 12m Cabin RIB is a large platform craft, purpose-built for a variety of activities.


The Sealegs 12m Cabin RIB utilises Sealegs' largest, commercial grade amphibious system, with a fully enclosed cabin and 500L fuel tank supporting a maximum 1200HP from twin Outboard engines for ultimate power.

The 12m Cabin RIB can be customised to suit both commercial and recreational activities.

*Designed in collaboration with Hall Marine and C4 Design

The Benefits

  • The largest, safest, and most luxurious Sealegs ever produced.
  • Can be optioned with Kitchen, Up To 4 Berths, and unparalleled space for an amphibious craft.
  • The largest cabin model in the Sealegs range with significantly higher supportable payload.
  • Can carry up to 9 passengers with recreational configuration.
  • Highest powered craft in the range, with optional twin 600HP, 425HP or 400HP Outboard Engines.


Contact us to learn more about the 12m Cabin RIB, and how you can experience amphibious boating freedom.

Electronic Options
Amphibious Capability
Layout Options

12m (39ft 5") Cabin RIB specifications

Length Overall (Wheels up)
11.7m (38’ 4.6”)
3.533m (11’ 7") [Wheels down], 2.843m (9’ 3.9") [Wheels up]
Beam overall
3.631 m (11’ 10.9”)
Hull Deadrise at transom
15 degrees
Hull Plate
6mm Marine Grade Aluminium, (5083)
Max passengers
12 Persons, including driver
Fuel Capacity – Petrol
Below deck 500 litre (132 U.S. Gallons)
Recommended/Max Outboard
2x 425HP
On-land power
Inboard Petrol engine, 94HP (70kW) 4-stroke, air cooled
Drive (Land)
All Wheel Drive, permanent with optional momentary diff lock
Primary/Dynamic – Hydrostatic Emergency/Automatic Park – Hydraulically released mechanical brake
Power Steering with Sealegs Enhanced Power Steering
House Battery and Twin Start Batteries
Options Available - Up to 12 Passengers
Show All
Sealegs Features

Customise your Sealegs

Below is a list of included features on the 12m (39ft 5") Cabin RIB Sealegs boat.
Electronic Options (Electronic Options)
Amphibious Capability (Amphibious Capability)
Layout Options (Layout Options)
Courtesy Lighting
Dual Battery System
Bow Camera and Headlight
Deck Tread
Twin 425HP Outboards
Yamaha Helm Master Level 3
Joltrider Suspension Seat
Outriggers (bases + 15ft E-glass poles)
Battery Charger 10 amp
Fusion Stereo Head Unit, 2 x 6" Speakers
Fusion Stereo Head Unit, 4 x 6.5" Signature Speakers
Fusion Apollo Series Head Unit 6 x 6.5" Signature Speakers, Amp, Sub
Simrad Autopilot - Operated through NSS12
Simrad GPS/ Chartplotter NSS12
Simrad GPS/ Chartplotter NSS16
Chartplotter Upgrades - Active Imaging Transducer
Chartplotter Upgrades - Simrad 3D Structurescan transducer
Simrad VHF
Variable Direction Floodlights (Pair)
Zipwake Trimtabs
LED pair of underwater lights
LED lightbar
Cabin Heater
Twin Retractable Sunroofs
Swim Platform
- Retractable Swim Platform
Internal Kitchenette
Dining Table for Four
All-Wheel Differential Lock & High Speed Drive
Lifejacket, Sealegs Black
Internal cabin roof handle
Internal Gunwale Padding (Per side)
Roof hatches x2
Sliding Window (per side)
Utralon U-Dek upgrade
Storage Cover - Cabin Cover
Storage Cover - Full Boat Cover
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