It all started with the simple idea of sharing our passion for diving by making it easier for everyone. Today, at Brownie’s THIRD LUNG™, we are proud to be the world’s largest innovator, designer and manufacturer of surface supplied air diving systems. Fun, tankless, battery-powered or gas systems carefully designed to help everyone discover the underwater world, without the weight.
It Only Gets Better
1 system | 2-4 divers | 3+ hours. Discover the all new Sea LiOn™.
A game-changer for the diving world, the first and only in its class, the all new Sea LiOn™is a battery-powered THIRD LUNG™ that performs like our gas systems (minus the fuel).
Its variable speed algorithm runs based on diver demands and shuts off when not used.
The advanced battery technology can be fully recharged in just 4-5 hours to get the most out of your diving day.
No Gas No Oil
This brand new 2020 technology allows the same run time as its gas counterparts, minus the fuel.
Lightweight lithium ion battery technology. Its convenient battery level indicator can be viewed on the water.
No fuel needed for an environmentally friendly diving choice.
A dial at the top of the system allows you to select your maximum dive depth of 15, 25, 35 or 65 feet.
Shop Our Products
Accessories and More
Customize your diving experience and complement your current dive gear with Brownie’s THIRD LUNG™ accessories, parts and components. Whether you need extra weights, tow belts, pressure checkers, gear bags or even motor and compressor parts – Brownie’s THIRD LUNG™ has it all and more.
Find a Dealer Near You
Brownie’s THIRD LUNG™ is never far away. Hookah diving systems have revolutionized the world of diving. Find a dealer near you and discover our surface-supplied air diving systems and accessories.
Sign up to receive the latest deals and news.