Inogen G4 8 cell battery


The Inogen One G4 Double Battery gives you more time to be out and about before having to recharge your Inogen One G4.

Order a new double battery today and discover how it can make your daily oxygen use easier and more enjoyable! You can even take those longer trips that you couldn’t do before, with up to 6 hours (setting of 1) of battery life.


There are two Rechargeable Lithium Ion Batteries available for the Inogen One G4 — the Single (4-Cell) Battery and the Double (8-Cell) Battery. Both batteries are designed for use with all InogenOne G4 Oxygen Concentrators.

Inogen One G4 batteries are perfect for trips to the store, seeing a movie, catching a flight, or a dinner out with friends. For longer trips keep multiple batteries on hand to make sure that you can get up and go whenever you want and wherever you want.

Inogen One G4 batteries will charge automatically while in the InogenOne G4 device (when connected to an AC or DC power supply), or using the External Battery Charger. Four LED indicators on the battery indicate current overall charge.


Battery Type
Rechargeable Lithium Ion (14.4V Nom 6.5Ah)

Battery Capacity
93.6 Wh

Battery Run Time (Avg)
Up to 5 Hours

Recharge Time
5 Hours (Typical Per Battery)

Battery Life
500 Cycles (Average)

Additional information

Weight 0.0000000 lbs
Dimensions 0.0000000 × 0.0000000 × 0.0000000 in


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