Sigma 36

36in diameter3.0 ATAincreased patient comfortBIBS/Duke hoods

Description on file

Stored directory description. It is not a test we ran of this chamber.

The Sigma 36 builds on the Sigma 34 with a wider 36-inch diameter bore, providing additional patient comfort and accommodating larger individuals. Same 3.0 ATA capability with 100% oxygen delivery via BIBS/Duke hoods. The increased diameter reduces claustrophobia concerns while maintaining full clinical-grade performance.

Who is this for?

Designed for medical and clinical HBOT facilities that require a dependable, certified hard-shell chamber for patient treatment programs. Whether you're establishing a new hyperbaric program or upgrading aging equipment, the Sigma 36 is built to the specifications that clinical practitioners expect at 3 ATA. It covers the pressure ranges required for most approved indications, making it a practical and proven choice for facilities that need performance over novelty.

Who it suits

Sigma 36 is a hard-shell monoplace chamber, listed at 3 ATA, in the $50,000 and above listed-price band, with a listed capacity of 1-person, listed interior size 36in diameter.

The listing describes who it is for as: Designed for medical and clinical HBOT facilities that require a dependable, certified hard-shell chamber for patient treatment programs. Whether you're establishing a new hyperbaric program or upgrading aging equipment, the Sigma 36 is built to the specifications that clinical practitioners expect at 3 ATA. It covers the pressure ranges required for most approved indications, making it a practical and proven choice for facilities that need performance over novelty.

This is not medical advice. Ask your doctor which pressure and setting fit you, and read the Carbon Monoxide Poisoning guide.

Who should skip it

Listed portability is fixed-installation, so this is not a portable chamber.
The low price estimate is $55,000, so this is not a chamber listed under $25,000.
Listed tier is clinical-grade, so this is not an entry-level home wellness chamber.

Estimated Price

$55,000 - $95,000

Financing: Leasing and financing available for medical facilities

Among 16 hard-shell monoplace chambers with a listed low price in the $50,000 and above band, those low prices run from $50,000 to $90,000. This chamber's listed low price is $55,000.

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Used for

Based on the protocol pressure and tier this chamber supports. FDA-approved indications marked.

Closest listed alternatives

Same chamber type and listed-price band. Sorted by how close the listed low price and pressure are.

Chamber	Type	ATA	Listed price	Compare
Sechrist Industries 3300H	hard-shell monoplace	3	$60,000 - $100,000	Compare
Perry Baromedical Sigma 34	hard-shell monoplace	3	$50,000 - $90,000	Compare
Perry Baromedical Sigma ICON 30	hard-shell monoplace	3	$50,000 - $85,000	Compare

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Questions from the listing

What maximum pressure is listed for the Sigma 36?

The Sigma 36 listing shows a maximum pressure of 3 ATA.

What price is listed for the Sigma 36?

The listing shows $55,000 - $95,000.

Is the Sigma 36 listed as FDA cleared?

In the HBOT Finder database, FDA clearance for the Sigma 36 is "yes". The listed clearance number is Multiple 510(k)s.

What type of chamber is the Sigma 36?

The Sigma 36 is listed as a hard-shell monoplace chamber.

What size is listed for the Sigma 36?

The listing gives capacity 1-person and interior dimensions 36in diameter.

Does this page say whether the Sigma 36 is right for a medical condition?

No. This page only repeats the chamber's listed specifications. Ask your doctor before using hyperbaric oxygen therapy. Condition guides on this site summarize published research and are not personal medical advice.