Atomic Aquatics ST1 Regulator delivers solid, neutral performance for scuba divers in underwater conditions. The first stage is machined from solid 316 stainless steel, providing durable, corrosion-resistant gear suitable for regular diving use.

Its design integrates an Atomic Jet Seat high-flow piston first stage for smooth breathing during dives. The freeze-protected factory-sealed first stage guards against contamination such as silt and sand, supporting dependable performance in challenging underwater environments. The regulator is nitrox ready for mixtures up to 40%, offering flexibility for divers using enriched air. Port configuration includes 2 HP fixed ports and 5 LP ports on a swivel cap to accommodate a wide range of scuba setups.