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Inogen One G5 Oxygen Concentrator

G5 Three-Year Warranty System

$2,995 $2,395
3-year warranty

The Inogen One G5 delivers the independence of a portable oxygen concentrator in one of the most powerful, lightest and quietest units available to the oxygen user today. With flow settings 1-6, the Inogen One G5 delivers 24/7 oxygen delivery in a strong, yet compact package.

With the Inogen One you can jump in the car to run errands, take a weekend trip to see family, or even take it on vacation! The Inogen One G5 meets FAA requirements.

The Inogen One G5 is one solution for oxygen at home, away, and for travel, 24/7. It’s oxygen therapy on your terms.

Click “Add to Cart” to order your Inogen One G5 today and reclaim YOUR freedom!

Scroll below to see the listed accessories included in the Inogen One System. 

*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.

Compare Inogen One Systems  
Weight Weight:
4.7 Pounds
Flow Settings Flow Settings:
1 - 6
Dimensions Dimensions:
Height: 8.15 IN.
Length: 7.19 IN.
Width: 3.26 IN.
Battery Duration Battery Duration:
Single Battery: Up to 6.5 hours. Double Battery: Up to 13 hours
Sound Level:
38 dBA @ 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 Single Battery
    G5 Single Battery
    Battery duration up to 6.5 hours.
  • G5 Carry Bag
    G5 Bag
    The G5 bag provides a protective covering for your Inogen One G5.


4.7 lbs


7.19 × 3.26 × 8.15 in (Height includes single 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 (single battery): up to 6.5 hours

Duration (double battery): up to 13 hours

Noise Level

38 dBA*


Concentrator: 3 Years

Concentrator Sieve Beds and Accessories: 1 year

See Limited Warranty Statement for details.


Designed for stationary, portable, and travel

*On Setting 2

Compare to other Inogen One Specifications  

Other G5 Systems Packages

woman on beach with Inogen One G5
G5 Freedom Package 2
$3,895 $3,295
Lifetime warranty

Includes the Inogen One G5 Freedom Package 2 with a lifetime warranty.

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Man skiing with the Inogen One G3
G5 Freedom Package 3
$4,165 $3,565
Lifetime warranty

Includes the Inogen One G5 Freedom Package 3 with a lifetime warranty.

more details  
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