SKU: S19446

Inogen G5 Portable Oxygen Concentrator – 8 Cell Battery Included

Afterpay available for orders up to $3,000.00 Learn More



Once again, Inogen innovation sets a new standard in oxygen delivery

With its efficient and lightweight design, the Inogen One G5 offers fluctuating flow settings from 1-6 and is engineered for 24-hour use, boosting your patients’ independence. The Inogen One G5’s user interface has been designed with easy-to-read LCD displays and uncomplicated control functions.

Inogen G5 VS Inogen G3 Comparison

Lightweight and Gentle

The Inogen One G5 weighs just 1.22kg with its battery, making it both smaller and lighter than the Inogen One G3. The compact unit’s flow settings are from 1-6, while it’s measurements stand at 8.15” (20.701m)H x 3.26”(8.28cm) W x 7.19 (18.26cm).

What Comes With Your Inogen One G5:

  • Inogen One G5 Portable Oxygen Concentrator
  • 8 Cell Single Battery
  • AC Power Supply
  • DC Power Supply
  • Custom Carrying Case
  • Shoulder Strap
  • Tubing
  • Filter
  • Manual
  • 3 Year Warranty


The G5 by Inogen is setting the bar in both size and battery run time that have never been seen before at this high flow oxygen dose setting (1-6). The Inogen One G5 offers user-replaceable batteries and sieve beds making it easier to service the device when the time comes. The G5 device has an easy to read LCD display with simple push controls. And it can be charged at home or on the go—giving you the freedom and independence to where you want, when you want, and at a moments notice!

Inogen One G5 Battery Life:

Pulse Flow SettingSingle Battery LifeDouble Battery Life
Setting 1Up to 6.5 HoursUp to 13 Hours
Setting 2Up to 5 HoursUp to 10 Hours
Setting 3Up to 3 1/2 HoursUp to 7 Hours
Setting 4Up to 2 1/2 HoursUp to 5 Hours
Setting 5Up to 1 Hour and 51 MinutesUp to 3 Hours and 48 Minutes
Setting 6Up to 1 HourUp to 2 Hours and 45 Minutes

Expected Recharge Time:

Single Battery- Up to 4 Hours

Double Battery- Up to 8 Hours

Please note that a prescription is required for you to be able to purchase medical oxygen.

Additional information






Length: 7.19"
Width: 3.26"
Height: 8.15" (includes single battery)


AC Power Supply 100-240V, 50-60Hz
(auto sensing to allow worldwide use)
DC Power Cable: for mobile use in car


Duration (single battery): Up to 6.5 hours Recharge up to 3 hours with AC or DC power Duration (double battery): Up to 13 hours Recharge up to 6 hours with AC or DC power

Noise Level

38 dBA*


Simple control functions and easy-to-read LCD display
Inogen Connect App


Designed for 24/7 use and conforms to all applicable FAA requirements for POC use on board an aircraft

Talk to us on the phone

Our experienced phone sales team can assist you with any product enquiries and help you make a purchase directly on the phone. We are available anytime between 9am and 5pm, Monday to Friday.

Product Enquiry

How much does the Inogen One G5 Weigh?

The the Inogen One G5 is one of the most lightest oxygen concentrators on the market today. With a single battery it weighs  just 4.7 pounds. With a double battery it weighs 5.7 pounds.

What are the measurements of the Inogen One G5?

The light and compact Inogen One G5 measures at 8.15” H x 3.26” W x 7.19” L.

How long does the Inogen One G5 batteries last?

With the single battery it can be utilized up to 5 hours of use on a single charge on setting 2. While using the double battery you can get up to 10 hours of use on a setting 2.

What is the best way to recharge the Inogen One G5 battery?

There are 3 different ways that you can recharge your Inogen One G5 battery and each one is just as effective as the last.

You can plug your G5 into the AC power supply or the DC power supply to recharge your battery and use your concentrator at the same time. You can also use the optional Inogen One G5 external battery charger. This will allow you to charge one battery at a time without having to plug your oxygen concentrator in.

How long does it take for the Inogen One G5 to recharge?

The single battery takes a maximum of four hours to charge. The double battery takes up to 8 hours. 

What is the maximum oxygen output on the Inogen One G5?

Since the Inogen One G5 is a pulse flow machine, it only offers pulse flow settings from 1-6.

What is the maximum operating altitude range of the Inogen One G5?

The Inogen One G5 is equipped with a maximum operating altitude range of 0-10,000 feet. Utilizing the Inogen One G5 at above 10,000 feet, the performance of the oxygen concentrator may depreciate. 

Are you an Inogen One authorized dealer?

Oxygen Solutions is the official Australian distributor and the only authorised service centre of the Inogen One, the world’s most popular portable oxygen concentrator and the professional’s choice for mobile oxygen therapy. 

Write Your Question !

You will get a notification email when FAQ answerd/updated!

+ = Verify Human or Spambot ?