Inogen One G5 Battery - 8 & 16 Cell, Rove 6 & OxyGo Next

Inogen One G5 batteries here come in 8-cell and 16-cell sizes, new or refurbished, and also fit the Inogen Rove 6 and OxyGo Next. Choose the 8-cell for a lighter carry or the 16-cell for more time away from an outlet.

Choosing an Inogen One G5 battery

One battery fits three concentrators: the Inogen One G5, the Inogen Rove 6 and the OxyGo Next. You only need to choose the size and whether to buy new or refurbished.

Inogen One G5 battery prices

Battery	Sizes	Price
Refurbished Inogen One G5 battery	8-cell and 16-cell	from $199.99
New Inogen One G5 battery	8-cell and 16-cell	from $299

Prices checked October 2026. The listings above show the current price and stock.

8-cell or 16-cell

The 16-cell battery holds twice the charge of the 8-cell, so it runs about twice as long at the same flow setting. It is also larger and heavier. Many people keep an 8-cell for errands and a 16-cell for travel days.

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What you get with Order Your Supplies

Free shipping on US orders over $99.
30-day returns on unused products in sealed original packaging.
Questions before you order? Call 307-423-0000.

Questions & answers

Which concentrators does the Inogen One G5 battery fit?

It fits the Inogen One G5, the Inogen Rove 6 and the OxyGo Next. It does not fit the Inogen One G3 or G4.

How much is an Inogen One G5 battery?

A new battery costs $299 for the 8-cell and $499 for the 16-cell. Refurbished batteries are $199.99 and $249.99.

How long does an Inogen One G5 battery last on a charge?

It depends on the battery size and your flow setting: the higher the setting, the shorter the run time. The 16-cell battery lasts about twice as long as the 8-cell at the same setting.

Do I need a prescription to buy a battery?

No. Batteries ship without a prescription. Only the oxygen concentrator itself is sold by prescription.

Can I return a part if it is the wrong one?

Yes, within 30 days of delivery if it is unused and still in its sealed original packaging. Approved returns are refunded minus a 20% restocking fee, or you can take store credit. Email returns@orderyoursupplies.com to start a return.

Need help with a different question? Contact our team or call 307-423-0000.