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Inogen One G5 Oxygen Concentrator

G5 System

Introducing the Inogen One G5, our most versatile portable oxygen concentrator, delivering 6 flow settings in a compact and lightweight device. 

The Inogen One G5 delivers medical grade oxygen on the go. Weighing 5.7 lbs and providing up to 13 hours of battery power*, many patients feel empowered to carry it around as they perform activities such as running errands, walking with friends or taking a flight to visit family. The Inogen One G5 also meets FAA requirements for air travel.

When it comes to warranties**, Inogen understands peace of mind is important. We’ve put together two customer warranties to best suit your individual needs. Our first option is a standard Three-Year Warranty, while the Lifetime Warranty makes sure your concentrator is covered for life.  No matter which warranty you choose; you can always depend on Inogen.

The Inogen One G5 can be your single solution for supplemental oxygen at home, on the go or while traveling, 24/7 (with access to a power supply).

Discover how the Inogen One G5 can help improve your quality of life and help you breathe better. It’s oxygen therapy on your terms. Oxygen. Anytime. Anywhere.®

Scroll below to see the Inogen G5 oxygen concentrator accessories included with the Inogen One System, as well as the technical specifications.  

Inogen Systems require a qualifying RX prior to shipment. Once you place an order an Inogen Oxygen Specialist will follow up with you to help you gather your RX information.
30 Day Risk-Free Trial and Free Shipping offers apply to purchases only.

* With a double battery and on a flow setting of 1

** To view Inogen’s Limited Warranty Statement, please click here

Weight Weight:
5.7 Pounds
Flow Settings Flow Settings:
1 - 6
Dimensions Dimensions:
Height: 9.03 IN.
Length: 7.19 IN.
Width: 3.26 IN.
Battery Duration Battery Duration:
Double Battery up to 13 hours @ Flow Setting 1
Sound Level:
38 dBA @ Flow Setting 2
Inogen Connect:
Bluetooth Mobile App
What's Included
Technical Specifications
  • G5 AC Power Cable
    AC Power Supply
    AC power supply for the Inogen One G5
  • Inogen One G3, G4 and G5 DC Power Cable
    DC Power Cable
    DC Power Cable for the Inogen One G5
  • G5 Double Battery
    Battery duration up to 13 hours.
  • G5 Carry Bag
    G5 Bag
    The G5 bag provides a protective covering for your Inogen One G5.


 5.7 lbs. w/a double battery


7.19 × 3.26 × 9.03 in (Height includes double battery)

Oxygen Flow

Intelligent Delivery Technology®

Six flow settings from 1-6

Power Settings

AC Power Supply 100-240V, 50-60Hz

(auto sensing to allow worldwide use)

DC Power: for mobile use in car/airplane


Duration (double battery): up to 13 hours @ flow setting 1

Noise Level

38 dBA @ flow setting 2


Concentrator: 3 Years or Lifetime

Concentrator Sieve Beds and Accessories: 1 year

See Limited Warranty Statement for details.


Designed for stationary, portable, and travel


Additional Accessories

External Battery Charger (G5)


G5 External Battery Charger
External Battery Charger (G5)


More Details   
Inogen One G3/G5 Cart


Inogen One G3/G5 Cart
Inogen One G3/G5 Cart


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