UnderwaterJetpack x


Underwater Jetpack


CudaJet’s flagship product, the World’s First Underwater Jetpack is a luxury water sports toy that gives you the feeling of ultimate freedom with predator-like manoeuvrability as you fly weightlessly around a new underwater world.

1-Year Manufacturer’s Warranty

  • Read product manual thoroughly
  • Rinse with fresh water after every use.
  • Do not leave in direct sunlight.

Harness Size Guide

Please use this guide to select the size of the harness required. We will contact you before manufacturing the harness to ensure the fit is correct. If you have any concerns please contact



Buoyancy N 45
Chest cm(inch) 81-96(32-38)
Waist cm(inch) 60-76(24-30)
Lenght cm 50-55



Buoyancy N 50
Chest cm(inch) 96-112(38-44)
Waist cm(inch) 76-86(30-34)
Lenght cm 55-60



Buoyancy N 60
Chest cm(inch) 112-132(44-52)
Waist cm(inch) 86-112(34-44)
Lenght cm 60-65

Length is measured from base to the back to C7 neck Vertebrae

cj on water

Open Loop Cooling

With eight cooling intakes our electronics stay within optimal temperature range to get that extra bit of power.

Product Stats

Speed – 3m/s

Thrust – 40kg

Jetpack Size – 495 x 306 x 200

Jetpack Weight – 13.2kg

Depth – 40m

Run Time – 40mins

Charge Time – 90mins

Harness Size – Chest 34″ to 52″ (81cm to 132cm)

Harness Weight – 1.5kg to 1.7kg

Harness Buoyancy – 45N to 60N

What’s Included

– Underwater Jetpack

– Controller

– Harness

– Charger

– Charge Key

Patented Propulsion System

CudaJet’s unique propulsion system allows the Underwater Jetpack to be compact and lightweight.