H2Odyssey Extra Air Source 1st & 2nd Regulator w/ QD Filler
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Overview
The H2Odyssey Extra Air Source Regulator System provides a compact and reliable auxiliary air solution, featuring a RG-2V first stage and RG-8E second stage connected by a 360° swivel. Designed to mount directly to standard scuba tanks, it offers flexible refill options and dependable performance for backup air supply needs.
Best For
- Backup or auxiliary air supply setups
- Pony bottles and redundant air systems
- Divers looking for a compact emergency air solution
Not Ideal For
- Primary regulator use
- Advanced technical diving requiring specialty regulators
Key Features
- RG-2V first stage with standard piston design for reliable performance
- RG-8E second stage delivers smooth and consistent breathing
- 360° swivel connection improves hose routing and reduces jaw fatigue
- Mounts directly to standard tanks with 3/4” NPS connection
- Multiple filler options available for flexible air source configurations
Specifications
- First Stage: RG-2V standard piston
- Second Stage: RG-8E
- Connection: 3/4” NPS tank mount
- Swivel: 360° rotating connection
- System Options: Includes 1st & 2nd stage with filler option
- Available Models: EAS2D (DIN Filler), EAS2Y (Yoke Filler), EAS2S (Station Filler)
Fit & Sizing
Designed to mount on standard scuba cylinders with a 3/4” NPS thread. Compatible with common pony bottle setups and auxiliary air systems.
Use Cases
- Emergency backup air source for recreational diving
- Pony bottle regulator setup for redundancy
- Surface-supplied or fill station applications (station filler model)
- Travel-ready auxiliary air solution for added safety
Expert Insight
An extra air source like this adds an important layer of redundancy to your dive setup. The 360° swivel is a standout feature, making it easier to position the second stage comfortably without hose strain. It’s a solid choice for pony bottle configurations or as a dedicated emergency regulator system.
What’s Included
- H2Odyssey RG-2V First Stage
- H2Odyssey RG-8E Second Stage
- Selected filler option (DIN, Yoke, or Station)
Not Included
- Pony bottle or scuba tank
- Additional mounting hardware or accessories
FAQs
-
What filler options are available?
This system is available with DIN (EAS2D), Yoke (EAS2Y), or Station (EAS2S) filler configurations. -
Can this be used as a primary regulator?
It is designed as an auxiliary or backup air source, not as a primary regulator system. -
What does the 360° swivel do?
The swivel allows the second stage to rotate freely, improving comfort and reducing hose stress. -
What tanks is this compatible with?
It mounts to standard scuba cylinders with a 3/4” NPS connection.
Care & Return Policy
Rinse thoroughly with fresh water after use and allow to dry before storage. Regular inspection and servicing are recommended to maintain performance. Returns are not accepted for damaged items.
Warning - California Prop 65: Some products on this site can expose you to chemicals including Chloroprene, which is known to the state of California to cause cancer and birth defects or reproductive harm. For more information, go to www.P65Warnings.ca.gov.All orders over $50 ship for free. (* some exclusions apply)
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