Inogen G5 Portable Oxygen Concentrator: Your Reliable Travel Companion


Inogen G5 Portable Oxygen Concentrator

At home and on the go, the Inogen G5 achieves the independence that you have been missing.  With a minimum of 4 hours battery time, you can enjoy short trips out of the house, go to a cafe or visit friends and family.  You can now take off at a moment's notice, without having to guess how long your oxygen cylinders will last.  

The stylish carry bag ensures that your machine is discreet. 

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  •  Light and small (4.8 pounds/2.1kgs)
  • Can be used 24/7
  • Flow settings from 1-6
  • One solution for oxygen at home, away, and for travel, 24/7
  • Extremely quiet
  • Low power usage – save hundreds of dollars in electricity!
  • The extended run-time battery runs 10 hours on a single charge! (depending on flow setting)
  • No More Tanks to refill
  • No More deliveries
  • It’s small, lightweight, clinically proven, suitable for stationary and portable use, during the day and at night and can go virtually anywhere any time!


Weight: 2.3 KG with 4 hours battery.
Size: Length: 8.75 inches (22.23cm), Width: 3.0 inches (7.62cm), Height: 8.25 inches (20.96cm)**
Flow Setting: Six flow settings from 1-6
Noise Level: 42 Decibels*
Battery: Comes with either a small 8 cell or a large 16 cell battery (included in the price. )
Duration (single battery): up to 5 hours*
Duration (double battery): up to 10hours*
Recharge 3 hours (single battery) with AC or DC power*
Recharge 4.5 hours (double battery) with AC or DC power*
Power Sensing:AC power supply 100-240V, 50-60Hz (auto sensing to allow worldwide use)
Mobile Power Charger for mobile DC use (will recharge battery)
OperationSimple control functions and easy-to-read LCD display
Use: Stationary, portable, and travel
Warranty: 5 year parts and labour warranty included 
1 year warranty for battery and column sieves ( consumables ).

* At setting 2
** Includes single battery

A recent independent review compared the Inogen One G3  to three other portable oxygen concentrators, read the report here

Price for G5 with a 16 cell battery  (10 hours approximately at 2lpm  -depending on flow )
NZD $5750 including  GST 

Price for G5 with an 8 cell battery (4 hours approximately -depending on flow )
NZD $5450 including GST

Extra batteries can be purchased from me. 16 cell battery $960 including GST
8 cell battery $560 including  GST

I also stock G3 and G5  backpacks for hands-free use. 

Free phone consultation to ensure you are buying the correct machine to meet your needs. I can also talk your respiratory nurse if requested. Follow up phone calls are also available if required.