
OTS20 2.0 ATA Soft Sitting Chamber
Professional portable sitting chamber delivering a true 2.0 ATA in high-strength TPU with a foldable design. 2.0 ATA. Factory-direct from Oxygen Times, Nanjing. Lead time 10-30 days, OEM and ODM from one unit.


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OTS20 2.0 ATA Soft Sitting Chamber
Professional portable sitting chamber delivering a true 2.0 ATA in high-strength TPU with a foldable design.
Specifications
| Model | OTS20 |
|---|---|
| Build type | Soft shell |
| Working pressure | 2.0 ATA |
| Dimensions | Foldable TPU sitting chamber |
| Capacity | Sit, 1 person |
| Warranty | 1 year (extendable +2 years) |
| Lead time | 10–30 days (after testing) |
| Shipping | Sea / air freight, worldwide |
| MOQ / OEM | 1 unit · OEM, ODM & colour customise |
Product overview
What The OTS20 Is
2.0 ATA Soft Sitting Chamber The Oxygen Times OTS20 is a professional portable hyperbaric chamber engineered to deliver stable pressures of up to 2.0 ATA. Built with high-strength TPU, a reinforced support frame, and multiple integrated safety systems, it combines professional performance with the convenience of a foldable design. Designed for users who require true 2.0 ATA mild hyperbaric oxygen therapy, the OTS20 is ideal for wellness centers, rehabilitation facilities, sports recovery, and premium home installations. Request a Quote Email About OTS20 Oxygen Times provides complete OEM and ODM manufacturing services. Available customization includes: Company logo and branding Chamber and protective cover colors Operating pressure configuration Control system Oxygen supply configuration Accessories package Packaging design User manuals in multiple languages
Key features
- True 2.0 ATA performance
- Professional-grade TPU + YKK airtight zipper
- Reinforced internal support frame
- Foldable for transport and storage
Who it is for
Buyers Who Choose This Model
Sports recovery operators
A true 2.0 ATA that folds for transport, which is the combination travelling squads and multi-site academies need.
Wellness centres running protocols
Automatic pressure control and an emergency release valve support repeat daily operation.
Premium home installations
2.0 ATA capability without committing a room to a rigid cabin.
Problems it solves
What This Chamber Fixes
2.0 ATA usually means a fixed room
The OTS20 reaches a true 2.0 ATA in a foldable TPU envelope with a reinforced internal metal support frame.
Soft chambers lose shape under pressure
The internal frame holds the 220 x 70 x 110 cm interior; an external frame is available on request.
Equipment gets moved and stored
The chamber folds down for transport and storage between sites or seasons.
Technical features
How It Is Built
Who Is OTS20 Designed For?
Create a professional hyperbaric environment at home. The spacious chamber allows users to sit comfortably, recline, or lie down while enjoying stable 2.0 ATA therapy. Perfect for professional athletes, trainers, and recovery specialists looking to integrate hyperbaric oxygen therapy into daily recovery routines. Provide clients with a comfortable and spacious hyperbaric experience using a professional chamber designed for frequent operation. Easy to operate and built for dependable daily performance, making it an excellent solution for rehabilitation and recovery programs. Engineered for continuous use in professional environments where reliability, durability, and ease of maintenance are essential.
Why Oxygen Times?
- Professional manufacturer with years of HBOT production experience
- Stable 2.0 ATA operating performance
- Premium materials and internationally recognized components
- Comprehensive OEM & ODM capabilities
- Worldwide shipping and technical support
- Designed for both commercial and premium home applications
Specifications
Full Technical Data
Every figure below comes from the factory specification for this model. Where a value is not published it is marked TBC rather than estimated.
Detailed technical data for this product is supplied on request - TBC on this page until the factory publishes it.
What ships in the box
Every OTS20 package includes the essential equipment required for operation, eliminating the need for additional purchases. Dimensions: 220 × 70 × 110 cm The spacious chamber allows users to sit upright comfortably while also providing enough room to recline or lie down. A reinforced internal support frame ensures excellent structural stability during operation. An external support frame is also available upon request. The all-in-one system combines an air compressor and oxygen concentrator into a single compact unit, delivering oxygen concentrations of up to 93% for consistent and reliable performance. Includes multiple oxygen masks and nasal cannulas to accommodate different user preferences and operating requirements. Supplied with all required hoses, valves, connectors, fittings, maintenance accessories, and comprehensive operating manuals for quick installation. Our experienced technical team provides remote installation guidance, commissioning assistance, operation training, and after-sales technical support to ensure a smooth setup.
Quality control
Tested Before It Leaves Nanjing
- Pressure testing before dispatch
- Airtightness inspection
- Functional performance testing
- Appearance inspection
- Export packaging inspection
Certifications: no product certification is claimed for this model, because the factory documentation behind this page carries no certificate numbers or issuing bodies. This is marked TBC deliberately. If your market requires a specific mark, raise it with the factory before ordering - regional certification support is offered as part of the OEM service.
Customisation
OEM ODM And Private Label
Minimum order is one unit, including chamber colour and logo printing. Manuals, packaging, accessories, control interface and destination electrical standards are all configurable.
Comparison
How The OTS20 Compares
Side by side with the models buyers usually shortlist alongside it: OHC20 Cubic Sitting Chamber · OHE20 Hard-Shell Sitting Chamber · OTL19 Premium Soft Lying Chamber.
| Specification | OTS20 | OHC20 | OHE20 | OTL19 |
|---|---|---|---|---|
| Build type | Soft shell | Hard shell (stainless steel) | Hard shell (stainless steel) | Soft shell |
| Working pressure | 2.0 ATA | 2.0 ATA · 14.7 psi | 2.0 ATA · 14.7 psi | 1.9 ATA · 13 psi |
| Dimensions | Foldable TPU sitting chamber | 1350 × 780 × 1900 mm | Stainless-steel sitting cabin | Extended lie-flat interior |
| Capacity | Sit, 1 person | Walk-in, sit upright | Sit, 1 person | Lie down, 1 person |
| Lead time | 10–30 days (after testing) | 10–30 days (after testing) | 10–30 days (after testing) | 10–30 days (after testing) |
Use guide
Running A Session Step By Step
Assemble the frame
Position the reinforced internal support frame and unfold the chamber onto it on a level floor.
Connect the gas system
The all-in-one unit combines compressor and concentrator; the chamber is compatible with 10 L/min oxygen concentrators.
Close the YKK zipper
Run the heavy-duty airtight zipper closed and check the seal along its length.
Pressurise to 2.0 ATA
Automatic pressure control brings the chamber to working pressure and holds it for the session.
Fold and store
Depressurise, disconnect, fold the envelope and store the frame sections together.
This page describes equipment. It is not medical advice. How a hyperbaric chamber may be used, and by whom, is set by the regulations of the country it is installed in, and meeting them is the buyer's responsibility.
Buyer questions
OTS20 Buyer Questions
Does the OTS20 really reach 2.0 ATA?
What are the interior dimensions?
What oxygen concentrator does it need?
Can it be transported between sites?
Related Chambers

OHC20 Cubic Sitting Chamber
1350 × 780 × 1900 mm · Walk-in, sit upright · Spacious cubic walk-in hard-shell chamber with upright seating and stable 2.0 ATA performance.

OHE20 Hard-Shell Sitting Chamber
Stainless-steel sitting cabin · Sit, 1 person · Premium stainless-steel 2.0 ATA sitting chamber with intelligent automatic pressure control and a zero-gravity cabin.

OTL19 Premium Soft Lying Chamber
Extended lie-flat interior · Lie down, 1 person · Premium soft-shell chamber reaching 1.9 ATA (13 PSI) with automatic pressure control and an external frame.

All-in-One Oxygen & Air Machine
Integrated compact unit · Powers any chamber · Integrated oxygen concentrator and air compressor in one compact unit — the shared power source for our chambers.
Related Applications Solutions And Guides
Sports & Athletic Recovery
Equipment that survives a full training-day schedule and moves between sites
Clinics & Rehabilitation Centres
Rigid cabins, repeatable control and documentation your inspector will ask for
Home & Residential Wellness
A chamber that fits a spare room, runs single-handed and looks like furniture
Chamber Room Planning & Installation
Get the room, the access route and the power right before the chamber ships
Distributor & Agent Partnership
Factory-direct supply, stocked spares and technical backup for your market
ATA Pressure Explained For Hyperbaric Chamber Buyers
What 1.3, 1.5, 1.9 and 2.0 ATA mean in practice, and how to pick the pressure band before you shortlist a chamber.
Oxygen Supply And Concentrator Sizing For Chambers
Flow rate, concentration and delivery method - how the gas side of a chamber system is specified.
Talk to the factory
Get A Quote For The OTS20
Send your quantity, destination port and any colour or branding requirement. Most quotes go back within 12 hours with a confirmed lead time.
Most enquiries answered within 12 hours · OEM and wholesale welcome
Tell Us What You Need
Send your specification, quantity and destination port. Our engineers reply with a technical proposal and a confirmed lead time.