CAIRE Portable Oxygen Concentrators

CAIRE portable oxygen concentrators provide a convenient and portable oxygen solution for customers who need mobility and flexibility. Oxygen Care Supply offers the CAIRE FreeStyle Comfort portable oxygen concentrator along with compatible accessories. The CAIRE FreeStyle Comfort features pulse-dose oxygen delivery, multiple settings and battery options designed for portable use. Customers can explore product details, accessories and available options through individual product pages. A valid prescription from a licensed healthcare provider is required before purchasing a prescription oxygen concentrator.

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CAIRE Portable Oxygen Concentrators

Trusted models built for independence, performance, and peace of mind.

Lightweight & Compact

CAIRE FreeStyle® Comfort® Portable Oxygen Concentrator

A comfortable 5 lb portable oxygen concentrator with five pulse settings, quiet operation, and long battery options for travel.

From $2,395.00

Inogen Rove 6 vs CAIRE FreeStyle Comfort – At a Glance

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Comparison of Inogen® Rove 6 Portable Oxygen Concentrator and CAIRE FreeStyle® Comfort® Portable Oxygen Concentrator
Dimensions (H × W × D)
Height: 8.15 in, Width: 3.26 in, Length: 7.19 in Height: 10.0 in, Width: 3.1 in, Length: 7.3 in
Country of Manufacture
United States United States
Warranty
3 Years 3 Years
Oxygen Delivery Type
Pulse Dose Pulse Dose
Pulse Flow Settings
1, 2, 3, 4, 5, 6 1, 2, 3, 4, 5
Maximum Oxygen Output
1260 mL/min 1050 mL/min
Bolus Size
Upto 63.0 mL per breath
Breath Detection Technology
Yes
Clinical Equivalent
Yes Yes
Battery Duration (Standard)
6 hours 15 minutes 8 Cell Battery: 8 hours average
Battery Duration (Extended)
12 hours 45 minutes 16 Cell Battery: 16 hour average
Battery Recharge Time
Up to 3 hours for Standard Battery, 3-6 hours Extended Battery
Battery Type
Lithium Ion
Replaceable Battery
Yes
Noise Level
38 Decibels (at flow setting 2) 39 Decibels (at flow setting 2)
Operating Altitude
Up to 10,000 feet -1250 to 10,000 feet
Operating Temperature
41°F to 104°F 41°F to 104°F
FAA Approved
Yes Yes
FDA Cleared
Yes Yes
Dimensions (H × W × D)
Height: 8.15 in, Width: 3.26 in, Length: 7.19 in
Height: 10.0 in, Width: 3.1 in, Length: 7.3 in
Country of Manufacture
United States
United States
Warranty
3 Years
3 Years
Oxygen Delivery Type
Pulse Dose
Pulse Dose
Pulse Flow Settings
1, 2, 3, 4, 5, 6
1, 2, 3, 4, 5
Maximum Oxygen Output
1260 mL/min
1050 mL/min
Bolus Size
Upto 63.0 mL per breath
Breath Detection Technology
Yes
Clinical Equivalent
Yes
Yes
Battery Duration (Standard)
6 hours 15 minutes
8 Cell Battery: 8 hours average
Battery Duration (Extended)
12 hours 45 minutes
16 Cell Battery: 16 hour average
Battery Recharge Time
Up to 3 hours for Standard Battery, 3-6 hours Extended Battery
Battery Type
Lithium Ion
Replaceable Battery
Yes
Noise Level
38 Decibels (at flow setting 2)
39 Decibels (at flow setting 2)
Operating Altitude
Up to 10,000 feet
-1250 to 10,000 feet
Operating Temperature
41°F to 104°F
41°F to 104°F
FAA Approved
Yes
Yes
FDA Cleared
Yes
Yes

CAIRE FreeStyle Comfort Accessories & Replacement Parts

Keep your CAIRE FreeStyle Comfort performing at its best with genuine accessories and replacement parts.

Compatible Guarantee
We ensure accessories work with your specific model.
Genuine CAIRE Parts
Original quality for safety and performance.
Easy Returns
30-day hassle-free returns.
Need Help?
Call our oxygen specialists (888) 564-6907

Find the Right CAIRE Portable Oxygen Concentrator

CAIRE portable oxygen concentrators provide a convenient and portable oxygen solution for customers who need mobility and flexibility. Oxygen Care Supply offers the CAIRE FreeStyle Comfort portable oxygen concentrator along with compatible accessories.

The CAIRE FreeStyle Comfort features pulse-dose oxygen delivery, multiple settings and battery options designed for portable use. Customers can explore product details, accessories and available options through individual product pages.

A valid prescription from a licensed healthcare provider is required before purchasing a prescription oxygen concentrator.

Find the Right CAIRE Portable Oxygen Concentrator

Oxygen Care Supply offers the CAIRE FreeStyle Comfort portable oxygen concentrator along with compatible accessories, including batteries, filters and other replacement items.

The CAIRE FreeStyle Comfort is a pulse-dose portable oxygen concentrator designed for portability and everyday mobility. It offers oxygen settings 1–5, multiple battery options and travel-friendly features for customers looking for a portable oxygen solution. Battery performance and device operation can vary depending on the selected setting, battery configuration and usage conditions.

Your healthcare provider should confirm that the selected CAIRE portable oxygen concentrator and prescribed oxygen settings are appropriate for your oxygen needs.

CAIRE Batteries, Chargers and Accessories

CAIRE accessories help improve the convenience and usability of your portable oxygen concentrator at home, in a vehicle or while travelling. Available accessories may include standard and extended batteries, external battery chargers, AC power supplies, DC power cables, carrying bags and replacement filters.

Accessory compatibility depends on the specific CAIRE model and product configuration. Always review the product details and compatibility information before ordering batteries, replacement parts or accessories.

Help Choosing a CAIRE Concentrator

Choosing the right CAIRE portable oxygen concentrator depends on factors such as prescribed oxygen requirements, device weight, battery runtime, portability needs and daily usage preferences.

Compare the CAIRE FreeStyle Comfort portable oxygen concentrator and available accessories on this page, or contact an Oxygen Care Supply product specialist for help understanding product features and available options.

A valid prescription from a licensed healthcare provider is required before a CAIRE portable oxygen concentrator can be shipped.

Need Help Choosing the Right CAIRE?
Our oxygen specialists are here to help you find the right concentrator and accessories for your needs.
(888) 564-6907
Mon–Sun: 8AM – 8PM PST
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Frequently Asked Questions

Which CAIRE portable oxygen concentrator is available from Oxygen Care Supply?

The current CAIRE collection centers on the CAIRE FreeStyle Comfort portable oxygen concentrator, together with compatible items such as batteries and filters as inventory is added.

Is the CAIRE FreeStyle Comfort pulse dose or continuous flow?

The FreeStyle Comfort is a pulse-dose portable oxygen concentrator with settings 1 through 5. It does not provide continuous flow, and its settings should not be interpreted as liters per minute.

What do CAIRE autoSAT, autoDOSE and UltraSense mean?

CAIRE describes autoSAT as technology that adapts oxygen delivery as breathing rate changes, autoDOSE as automatic pulse delivery when a breath is not detected, and UltraSense as sensitive breath-detection technology. These features do not replace prescription matching by a healthcare provider.

How long can a CAIRE FreeStyle Comfort battery last?

CAIRE lists maximum runtime of up to approximately 8 hours with the 8-cell battery and up to approximately 16 hours with the 16-cell battery under stated test conditions. Actual runtime varies with setting, breathing pattern, battery condition and use.

Is a prescription required for a CAIRE portable oxygen concentrator?

Yes. A valid prescription from a licensed healthcare provider is required before shipment.

Can the CAIRE FreeStyle Comfort be used on an airplane?

CAIRE states that the FreeStyle Comfort meets FAA requirements for commercial airline travel. Customers must still verify the label on the exact unit, contact the airline and follow its documentation and battery rules.