Chamber Comparison

Henshaw XL ProvsOxygen Ark 901

Henshaw

XL Pro

Clinical Grade

2

ATA

$60K

Starting

3yr

Warranty

Oxygen Ark

901

Clinical Grade

1.5

ATA

$18K

Starting

1yr

Warranty

The Bottom Line

The Henshaw XL Pro wins on max pressure, clinical credibility, and warranty, while the Oxygen Ark 901 takes the edge in price. If max pressure is your priority, the Henshaw XL Pro is the stronger pick.

Key Differences

Max PressureHenshaw XL Pro

Henshaw

2 ATA

Oxygen Ark

1.5 ATA

Higher pressure enables more clinical protocols. The Henshaw XL Pro reaches 2 ATA, which supports FDA-approved treatment protocols.

PriceOxygen Ark 901

Henshaw

£50,000 - £75,000 (~$60,000 - $90,000)

Oxygen Ark

$18,000 - $28,000 (estimated)

A significant price gap of ~70%. Consider whether the higher-priced unit's additional features justify the investment for your use case.

Clinical CredibilityHenshaw XL Pro

Henshaw

5/10

Oxygen Ark

3/10

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

WarrantyHenshaw XL Pro

Henshaw

3 years

Oxygen Ark

1 year

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

Who Should Buy Which?

Best for

Henshaw XL Pro

Premium clinics, larger patients, comfort-focused medical facilities

View full details →

Best for

Oxygen Ark 901

Budget clinics needing more space

View full details →

Full Specification Comparison

SpecificationHenshaw XL ProOxygen Ark 901
Chamber TypeHard-Shell MonoplaceHard-Shell Monoplace
Performance TierClinical GradeClinical Grade
Max Pressure2 ATA1.5 ATA
Oxygen Deliveryambient-airmask/cannula
O₂ Concentration21% (ambient); optional O2 concentrator availableUp to 95%
Capacity1-person1-person
Weight187 lbs
Interior DimensionsExtra-large single-person hard-shell
Portabilitystationaryfixed-installation
FDA ClearedNoNo
CE MarkedYesYes
Made InUnited KingdomChina
Price£50,000 - £75,000 (~$60,000 - $90,000)$18,000 - $28,000 (estimated)
Warranty3 years1 year
Clinical Score5/103/10
Brand Established2008
Climate ControlYesNo
Communication SystemYesNo
Emergency FeaturesEmergency depressurization, safety interlocks, fire suppression considerations

Henshaw XL Pro — Standout Features

Extra-large hard-shellmaximum comfort2.0 ATApremium buildUK made

Oxygen Ark 901 — Standout Features

Larger hard-shellbudget pricing

Interested in either chamber?

Request quotes from both manufacturers and compare real pricing.

Request Quotes →