Chamber Comparison
O2Air Pro 90vsOxyHealth Fortius 420
O2Air
Pro 90
2.5
ATA
Contact manufacturer
Starting
2yr
Warranty
OxyHealth
Fortius 420
3
ATA
$82,000 - $150,000
Starting
5yr
Warranty
The Bottom Line
The O2Air Pro 90 wins on weight, while the OxyHealth Fortius 420 takes the edge in max pressure, fda clearance, and warranty. If max pressure matters most, the OxyHealth Fortius 420 is the better choice.
Key Differences
O2Air
2.5 ATA
OxyHealth
3 ATA
Higher pressure enables more clinical protocols. The OxyHealth Fortius 420 reaches 3 ATA, which supports FDA-approved treatment protocols.
O2Air
FDA no
OxyHealth
FDA cleared: yes
The listing's fda_cleared field. This page does not add a purchase rule.
O2Air
2 years
OxyHealth
5 years
A longer warranty reduces long-term ownership risk, especially important for chambers in the $10K+ range.
O2Air
770 lbs
OxyHealth
1,100 lbs
Weight matters for portability and installation. Lighter chambers are easier to move between rooms or take to a second location.
Who Should Buy Which?
Best for
OxyHealth Fortius 420
Clinical HBOT centers, high-performance athletic facilities, medical research, advanced protocols
View full details →Full Specification Comparison
| Specification | | |
|---|---|---|
| Chamber Type | Hard-Shell Monoplace | Hard-Shell Monoplace |
| Performance Tier | Clinical Grade | Clinical Grade |
| Max Pressure | 2.5 ATA | 3 ATA★ |
| Oxygen Delivery | mask/cannula | 100%-medical-grade |
| O₂ Concentration | Up to 95% | 95-100% via hood assembly |
| Capacity | 1-person | 2-person |
| Weight | 770 lbs★ | 1,100 lbs |
| Interior Dimensions | 220cm L x 90cm diameter | 64-96in L x 42in dia (modular 2 or 3 piece) |
| Portability | fixed-installation | fixed-installation |
| FDA Cleared | No | Yes (#K041007)★ |
| CE Marked | Yes★ | No |
| Made In | Austria | United States |
| Price | Contact manufacturer | $82,000 - $150,000 |
| Warranty | 2 years | 5 years★ |
| Brand Established | — | 1996 |
| Climate Control | No | No |
| Communication System | No | Yes★ |
| Emergency Features | — | Mirrored controls inside/out, emergency protocols, safety redundancy |
O2Air Pro 90 — Standout Features
OxyHealth Fortius 420 — Standout Features
Interested in either chamber?
Request quotes from both manufacturers and compare real pricing.
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