Chamber Comparison
HPO TECH PetravsSechrist Industries 3600H
HPO TECH
Petra
2.4
ATA
$50K
Starting
—
Warranty
Sechrist Industries
3600H
3
ATA
$70K
Starting
1yr
Warranty
The Bottom Line
The HPO TECH Petra wins on price, while the Sechrist Industries 3600H takes the edge in max pressure, fda clearance, and clinical credibility. If max pressure matters most, the Sechrist Industries 3600H is the better choice.
Key Differences
HPO TECH
2.4 ATA
Sechrist Industries
3 ATA
Higher pressure enables more clinical protocols. The Sechrist Industries 3600H reaches 3 ATA, which supports FDA-approved treatment protocols.
HPO TECH
Custom quote (est. $50,000 - $100,000)
Sechrist Industries
$70,000 - $110,000
A ~29% price difference. At this range, the decision likely comes down to features and certifications rather than cost alone.
HPO TECH
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.
HPO TECH
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.
Who Should Buy Which?
Best for
HPO TECH Petra
Elderly patients, accessibility-focused clinics, easy-entry requirement
View full details →Best for
Sechrist Industries 3600H
Hospitals, bariatric patients, patient comfort priority, high-volume programs
View full details →Full Specification Comparison
| Specification | HPO TECH Petra | Sechrist Industries 3600H |
|---|---|---|
| Chamber Type | Hard-Shell Monoplace | Hard-Shell Monoplace |
| Performance Tier | Clinical Grade | Clinical Grade |
| Max Pressure | 2.4 ATA | 3 ATA★ |
| Oxygen Delivery | 100%-medical-grade | 100%-medical-grade |
| O₂ Concentration | 95-100% via mask/hood | 100% oxygen environment (entire chamber pressurized with O2) |
| Capacity | 1-person | 1-person |
| Weight | — | 2,500 lbs |
| Interior Dimensions | Accessibility-focused with retractable acrylic door | 36in diameter with hydraulic gurney |
| Portability | fixed-installation | fixed-installation |
| FDA Cleared | No | Yes (#K140559)★ |
| CE Marked | Yes | Yes |
| Made In | Turkey | United States |
| Price | Custom quote (est. $50,000 - $100,000)★ | $70,000 - $110,000 |
| Warranty | — | 1 year |
| Clinical Score | 5/10 | 9/10★ |
| Brand Established | 2020 | 1973 |
| Climate Control | Yes | Yes |
| Communication System | Yes | Yes |
| Emergency Features | Emergency depressurization, fire suppression, retractable door for easy access | Dual emergency vent system, fire suppression, safety interlocks, hydraulic gurney |
HPO TECH Petra — Standout Features
Sechrist Industries 3600H — Standout Features
Interested in either chamber?
Request quotes from both manufacturers and compare real pricing.
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