Zeagle Atomic Aquatics ST1 Regulator - REG73 DIN
Features
- SCUBA MAGAZINE TESTER'S CHOICE WINNER
- "This reg also received the highest score for Ease of Breathing..." Scuba Diving Magazine
- ATOMIC Quality
- Exceeds all expectations
- Made with a combination of stainless steel and titanium
- Stainless Steel delivers virtually the same corrosion resistance as Titanium at a lower price
- Stainless Steel does not require protective chrome or nickel plating processes that can be harmful to the environment and is 100% recyclable
- The ST1 second stage features all-Titanium components as in the T2 and B2 models
- Environmentally conscious topside...natural breathing at depth
- The first stage is beautifully machined from a special grade 316 Stainless Steel that is twice the strength of brass with corrosion-resistance approaching Titanium
- The use of Stainless Steel means we are doing our part for clean air when divers are out of the water
- The legendary Atomic design means divers also breathe easy at depth
- First stage machined from solid 316 Stainless Steel
- Atomic Jet Seat high-flow piston first stage
- Nitrox ready for mixtures up to 40%
- Freeze protected factory-sealed first stage also prevents contamination such as silt and sand
- First stage ports: 2 HP fixed / 5 LP on swivel cap
- Available in DIN or YOKE
- All-Titanium second stage construction same as Atomic T2 and B2 models
- Patented Atomic Seat Saving Orifice (Titanium)
- Patented Atomic Automatic Flow Control (AFC)
- All-stainless steel Atomic Comfort Swivel standard
- A new high-flow second stage case lowers breathing effort at any depth from shallow water to beyond the limits
- Dual material second stage cover enables entire front to be used for purge
- Dual silicone comfort fit mouthpiece with tear-resistant bite tabs
- Wide exhaust deflector to disperse bubbles for enhanced visibility
- 2 year/300 dive service interval
- Limited Lifetime Warranty - not contingent on proof of service
What our Experts Think
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Smooth, Reliable Breathing: ST1 2nd stage provides effortless airflow at various depths.
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Durable Construction: Premium corrosion-resistant materials ensure long-term performance.
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Balanced Design: Maintains stable performance in changing underwater conditions.
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DIN Connection: Professional-grade attachment for secure tank connection.
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Ergonomic Comfort: Contoured mouthpiece designed for extended use.
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Versatile Use: Ideal for recreational, technical, and advanced diving setups.
Q&A
Q: What is this product?
A: A high-performance 1st and 2nd stage scuba regulator set for safe, reliable underwater breathing.
Q: What type of connection does it use?
A: DIN connection for standard scuba tanks.
Q: Is it suitable for all diving levels?
A: Yes, designed for recreational and technical divers.
Q: What materials are used?
A: Premium corrosion-resistant metals and durable plastics for long-lasting performance.
Q: Does it include a 2nd stage regulator?
A: Yes, complete set includes 1st and 2nd stages.
Q: Is it adjustable?
A: Yes, adjustable airflow for comfortable breathing underwater.
Q: What color is this model?
A: Standard Atomic gray finish (DIN).
Maintenance Tips
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Rinse thoroughly with fresh water after every dive to remove salt, sand, and debris.
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Dry completely before storage; avoid direct sunlight and high heat.
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Inspect hoses, mouthpiece, and connections regularly for wear or cracks.
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Check O-rings and seals periodically; lightly lubricate with silicone grease if needed.
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Store in a cool, dry place away from heavy pressure or sharp objects.
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Schedule annual professional servicing to ensure optimal performance and safety.
Damage 
Loss 
Theft 
