Chamber Comparison
Macy-Pan HP750vsSechrist Industries 4100H
Macy-Pan
HP750
2
ATA
$35K
Starting
1yr
Warranty
Sechrist Industries
4100H
3
ATA
$90K
Starting
1yr
Warranty
The Bottom Line
The Macy-Pan HP750 wins on price, while the Sechrist Industries 4100H takes the edge in max pressure, fda clearance, and clinical credibility. If max pressure matters most, the Sechrist Industries 4100H is the better choice.
Key Differences
Macy-Pan
2 ATA
Sechrist Industries
3 ATA
Higher pressure enables more clinical protocols. The Sechrist Industries 4100H reaches 3 ATA, which supports FDA-approved treatment protocols.
Macy-Pan
$35,000 - $45,000
Sechrist Industries
$90,000 - $140,000
A significant price gap of ~61%. Consider whether the higher-priced unit's additional features justify the investment for your use case.
Macy-Pan
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.
Macy-Pan
4/10
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
Sechrist Industries 4100H
Bariatric patients, claustrophobic patients, maximum comfort clinical programs
View full details →Full Specification Comparison
| Specification | Macy-Pan HP750 | Sechrist Industries 4100H |
|---|---|---|
| Chamber Type | Hard-Shell Monoplace | Hard-Shell Monoplace |
| Performance Tier | Clinical Grade | Clinical Grade |
| Max Pressure | 2 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 | — | 3,000 lbs |
| Interior Dimensions | Seated position | 41in diameter (world's largest monoplace alongside Perry Sigma 40) |
| Portability | fixed-installation | fixed-installation |
| FDA Cleared | No | Yes (#K140559)★ |
| CE Marked | Yes | Yes |
| Made In | China | United States |
| Price | $35,000 - $45,000★ | $90,000 - $140,000 |
| Warranty | 1 year | 1 year |
| Clinical Score | 4/10 | 9/10★ |
| Brand Established | 2007 | 1973 |
| Climate Control | No | Yes★ |
| Communication System | Yes | Yes |
| Emergency Features | Emergency pressure release, intercom, safety interlocks | Dual emergency vent system, fire suppression, safety interlocks |
Macy-Pan HP750 — Standout Features
Sechrist Industries 4100H — Standout Features
Interested in either chamber?
Request quotes from both manufacturers and compare real pricing.
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