An In-depth look at the AirSep Freestyle 5

AirSep's FreeStyle 5 portable oxygen concentrator is a compact and portable oxygen concentrator that offers five pulse dose settings. The FreeStyle 5 by AirSep has two additional pulse dose settings, settings 4 and 5, than the AirSep FreeStyle 5. Five hours of possible battery life when used at Setting 1 allow you to enjoy your active lifestyle while taking oxygen with you wherever you go.

The AirSep FreeStyle 5 Portable Oxygen Concentrator is a full capacity oxygen concentrator in an easily portable size. The FreeStyle 5 builds on the success of the standard FreeStyle, but allows for greater oxygen capacity with a slightly larger design. The FreeStyle 5 is a non-medical looking device at less than a foot tall and only 4.4" wide. The FreeStyle 5 has a durable black plastic shell with a built in carry handle located at the top of the unit for easy portability.

The AirSep FreeStyle 5's control panel and LED screen are located at the top of the portable oxygen concentrator unit. The control panel is covered by a transparent protective plastic dust cover that flips open to display an easy to read LED screen and button controls. Five large, numbered buttons turn the FreeStyle 5 on to the setting you require (1-5) for pulse dose oxygen delivery. A quick touch of the Battery Test button displays the remaining battery life available on the FreeStyle 5's internal lithium battery.

Oxygen Output:

The FreeStyle 5 is a pulse dose oxygen concentrator with five settings. When used in setting 5, the FreeStyle 5 is capable of delivering up to 750 mL per minute of oxygen, the equivalent of a 5 liter oxygen output. The FreeStyle 5 delivers oxygen concentrations of between 87% and 95.5%.

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Weight and Portability:

Weight Specs: 6.3 pounds with built-in battery, 8.1 pounds with supplemental AirBelt Battery
Battery Life: Up to 5 Hours
Up to 7.5 hours with Optional AirBelt
Dimensions: 10.7" High x 4.4" Wide x 11.2" Deep

The FreeStyle 5 was built upon the success of AirSep's lightweight, portable FreeStyle. The FreeStyle 5 is a full-capacity, 5 pulse dose oxygen concentrator in a 6 pound package. The FreeStyle 5 is easy to take with you wherever you go, and the included carry case with shoulder strap makes it easy to wear the FreeStyle 5 around town, on road trips and even in flight.

Power Supply and Battery Life:

The Freestyle 5 can run on three power sources. The POC operates on an internal battery with a battery life of up to 5 hours when used at the lowest setting and up to two hours when used at setting 2. The FreeStyle 5 also runs on AC power and comes with an AC power adapter. This unit can charge while in use with the AC power adapter, giving you ultimate flexibility. The AC power adapter also converts to a DC power adapter for use in the car. The included AirBelt supplemental battery pack increases the time you can be away from a power source between charges with a battery life of up to 7.5 hours.


The FreeStyle 5 is FAA approved for use on all US aircraft. The exceptional battery life of this full-capacity oxygen concentrator makes even long travel days possible. Fly from Florida to Seattle with just the internal battery and the DC power charger for use between the airport and your destination. Use the included AirBelt supplemental battery with the FreeStyle 5 to increase your travel time between charges. You're not limited to air travel, either the included AC/DC power adapter allows you to take the road trip you've been dreaming of and never worry about running out of oxygen or battery power. Fly, drive or even cruise with the FreeStyle 5.

Starting Cost:

The AirSep FreeStyle 5 portable concentrator comes with everything you need to use your POC out of the box. The shoulder strap carrying bag fits snugly over the FreeStyle 5 and allows you to wear your oxygen concentrator while you are away from home. The universal power supply and DC cord give you the freedom to charge this POC wherever you go. The FreeStyle 5 also comes with the AirBelt supplemental battery pack for increased battery life. Purchase of the FreeStyle 5 includes a 3 Year warranty on the portable oxygen concentrator unit and a 1 year warranty for batteries and accessories.

Due to our online pricing policies with AirSep we are unable to display prices on this page. We would be happy to answer any pricing or product questions you may have regarding this item. Please call us at 1-877-774-9271 and we would provide you with our "Guaranteed Low Price".


The FreeStyle 5 Portable Oxygen Concentrator by AirSep is a fully functioning portable oxygen concentrator that gives you the freedom to live your active lifestyle without worry about running out of oxygen. This pulse dose oxygen concentrator is lightweight and compact. Enjoy up to 10 hours of battery life when used with the included AirBelt. The FreeStyle allows you to travel, visit museums, garden, and even exercise, enabling you to reclaim your independence while using supplemental oxygen.

An In-Depth Look at the AirSep FreeStyle 5

About Scott Ridl: Scott joined American Medical Sales and Rentals in 2008 as a Web Manager and Content Writer. He is a writer and designer. He is extensively trained on oxygen therapy products from leading manufacturers such as Inogen, Respironics, Chart, Invacare, ResMed and more. Scott works closely with respiratory therapists and oxygen specialists to educate the community about oxygen therapy products, COPD, asthma and lung diseases. He writes weekly columns and is passionate about educating the community on oxygen therapy and respiratory issues.

One thought on “An In-depth look at the AirSep Freestyle 5”

  • What I'm most impressed with is the wide variety of concentrators here to suit almost any need. A 6 pound machine with up to 10 hours of battery life, that is freaking awesome!!


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