Triton 3300/3MKII

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Triton 3300/3MKII

The New Benchmark

The 3300/3’s versatility has made it the most popular sub in the range. Equally suited for Scientific and Personal expeditions, the 3300/3 offers reliable performance in a safe and comfortable environment.


3 Passengers


12 hours


Lead Acid

Optional LiFePO4 Battery

AC & Humidity

Environmental Control

17,640lbs 8,000kg

Dry Weight

8.5ft 2.6m



The Triton 3300/3 is our most popular submersible and can take a pilot and two passengers to depths of 1,000 meters (3,300 feet) in perfect comfort and safety. It was a Triton 3300/3 that allowed man’s first ever encounter with the giant squid underwater.

The Triton 3300/3 offers an unprecedented opportunity to show friends and family the ocean world. Dive on wrecks, both ancient and contemporary, explore the myriad denizens of the Stygian deep or laugh in wonder at the brilliant fish that inhabit the coral reef.

A magic world awaits you.

Filming the Giant Squid Interchangeable Equipment Skids


    Notable Expeditions

    Use the map below to explore some of the most interesting and groundbreaking expeditions undertaken by Triton 3300/3 submersibles.

    Explore all notable Triton expeditions


    ABS GLCertified

    The table below shows the general specifications for the Triton 3300/3. Additional items can be ordered as options. Details are provided on the Equipment page.

    Optional Equipment


    Depth3,280ft / 1,000m
    Payload1760lb / 800kg
    CrewPilot + 2 Pax
    Endurance12 hours
    Main Ballast8,030lb / 3650kg
    Variable Ballast396lb / 180kg

    Size & Weight

    Length13.1ft / 4m
    Width9.8ft / 3m
    Height8.5ft / 2.6m
    Weight17,640lbs / 8,000kg
    Pressure Hull Inner ⌀69.5 in / 1,766mm
    Pressure Hull Thickness 6.6in / 167mm
    Hatch Inner ⌀21.7in / 550mm


    24v SupplyDual supply + Emergency
    Main Battery30 kWh
    Main Thrusters2x5 hp / 2x3.7 kW
    Vertran Thrusters2x5 hp / 2x3.7 kW
    ControlJoystick, Touchscreen & Manual Override
    External Lights6+ x 20,000 lumen LED
    Life SupportOxygen + CO2 Scrubber