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Air Systems

Reliable scuba diving air systems shouldn’t have to come with a premium price tag. H2Odyssey offers dependable air system gear designed for divers who want solid performance, practical features, and lasting value for everyday diving adventures. From regulators and redundant air sources to refill accessories and regulator tools, our scuba diving air systems are built to help divers stay prepared, comfortable, and confident underwater without overspending on unnecessary extras.

Whether you’re outfitting your first dive kit, replacing worn components, or adding backup air solutions to your setup, H2Odyssey delivers affordable scuba gear designed with real-world diving in mind. Our air systems combine functional design, durability, and diver-focused convenience to support recreational and travel divers looking for trusted equipment at an accessible price point. Explore dependable scuba air systems that help you dive smarter, safer, and within budget.

Extra Air Source

Our uniquely designed RG-2V connected via 360° swivel to the RG-8E 2nd Stage, mounts on any standard tank, 3/4” NPS. 

RV-2V    1st Stage, Standard Piston
Systems include 1st & 2nd Stage + 1 filler.
EAS2D     w/ DIN Filler
EAS2Y     w/ Yoke Filler
EAS2S     w/ Station Filler 
GPD         Button Gauge *optional

H2Odyssey - Air Systems - Extra Air Source

Regulator - Elite

Performance regulator with consistent airflow at any depth. The simple design ensures ease of use and maintenance. Nitrox ready first stage comes standard with 4 LP ports, 2 HP ports & LP port swivel.

RXE    Balanced Piston w/ 30” LP Reg hose

H2Odyssey - Dive Regulator - Elite

Regulator - Octo

Downstream second stage features a Dive/Pre-Dive switch (RG-6X) and Braided Rhino hoses.

RXO    Octo w/ 40” LP yellow hose.

H2Odyssey - Dive Regulator - Octo

Pro Valve

w/ Removable DIN Plug
– 3/4” – 14
– W.P. 3000 p.s.i.

PTV-1      Silver
PTV-1K    Black

H2Odyssey - Dive Regulator - Pro Valve

Air System Accessories

O-Rings

SIZES: 03-90 – 214-90.
Standard sizes availablein bags of 50.
H2Odyssey - BCD Parts - O-Rings

O-Ring Tools

POT
H2Odyssey - Tools - O-Ring Tools

60 Degree 2nd Stage Swivel Adapter

PA-1

H2Odyssey - BCD Parts - 60 Degree 2nd StageSwivel Adapter

Scubapro LP/BC Adapter

PA-2

H2Odyssey - BCD Parts - Scubapro LP/BC Adapter

First Stage LP Swivel

RP2-S

H2Odyssey - BCD Parts - 1st Stage LP Swivel

DIN - Yoke Adapter

PA-5

H2Odyssey - Dive Regulator - Yoke Adapter

Yoke-DIN Adapter

PA-6

H2Odyssey - BCD Parts - Yoke-DIN Adapter

Low Pressure Relief Valve

OPRV-REG

H2Odyssey - BCD Parts - Low Pressure Relief Valve

Browse more H2Odyssey SCUBA Gear

Check out some BCD’s?

H2Odyssey - BCD - Intrigue

How about some gauges?

H2Odyssey - Gauges - Pressure Testers

Maybe some hoses?

H2Odyssey - Hoses - Low Pressure - Braided Rhino
H2Odyssey