Chamber Comparison

Airvida UltravsSechrist Industries 3300H

Airvida

Ultra

Clinical Grade

2

ATA

$30K

Starting

2yr

Warranty

Sechrist Industries

3300H

Clinical GradeFDA Cleared

3

ATA

$60K

Starting

1yr

Warranty

The Bottom Line

The Airvida Ultra wins on price and warranty, while the Sechrist Industries 3300H takes the edge in max pressure, fda clearance, and clinical credibility. If max pressure matters most, the Sechrist Industries 3300H is the better choice.

Key Differences

Max PressureSechrist Industries 3300H

Airvida

2 ATA

Sechrist Industries

3 ATA

Higher pressure enables more clinical protocols. The Sechrist Industries 3300H reaches 3 ATA, which supports FDA-approved treatment protocols.

PriceAirvida Ultra

Airvida

$30,000 - $45,000 (estimated)

Sechrist Industries

$60,000 - $100,000

A significant price gap of ~50%. Consider whether the higher-priced unit's additional features justify the investment for your use case.

FDA ClearanceSechrist Industries 3300H

Airvida

Not FDA Cleared

Sechrist Industries

FDA Cleared

FDA clearance matters if you need insurance reimbursement, plan to operate a clinical facility, or want the highest safety assurance. For home wellness use, it's less critical.

Clinical CredibilitySechrist Industries 3300H

Airvida

5/10

Sechrist Industries

9/10

This score reflects published studies, certifications, and clinical adoption. Higher scores indicate stronger evidence backing the manufacturer's claims.

WarrantyAirvida Ultra

Airvida

2 years

Sechrist Industries

1 year

A longer warranty reduces long-term ownership risk, especially important for chambers in the $10K+ range.

Who Should Buy Which?

Best for

Airvida Ultra

US clinics, clinical practitioners

View full details →

Best for

Sechrist Industries 3300H

Hospitals, wound care centers, clinical HBOT programs

View full details →

Full Specification Comparison

SpecificationAirvida UltraSechrist Industries 3300H
Chamber TypeHard-Shell MonoplaceHard-Shell Monoplace
Performance TierClinical GradeClinical Grade
Max Pressure2 ATA3 ATA
Oxygen Deliverymask/cannula100%-medical-grade
O₂ ConcentrationUp to 95%100% oxygen environment (entire chamber pressurized with O2)
Capacity1-person1-person
Weight2,500 lbs
Interior Dimensions33in diameter
Portabilityfixed-installationfixed-installation
FDA ClearedNoYes (#K140559)
CE MarkedYesYes
Made InUnited StatesUnited States
Price$30,000 - $45,000 (estimated)$60,000 - $100,000
Warranty2 years1 year
Clinical Score5/109/10
Brand Established1973
Climate ControlNoYes
Communication SystemNoYes
Emergency FeaturesDual emergency vent system (unique to Sechrist), fire suppression, safety interlocks

Airvida Ultra — Standout Features

2.0 ATA hard-shellASME PVHO-1ISO 13485US-made

Sechrist Industries 3300H — Standout Features

Dual emergency vent (unique)2800+ US installationsUHMS Diamond Levelworld's leading monoplace maker

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