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Inogen One G4 Battery

As low as $374.00
In stock
Only %1 left

Battery Duration
Pulse 1
Pulse 2
Pulse 3

2.6 hr
2.2 hr
1.3 hr

5.0 hr
4.5 hr
2.5 hr
Max Charge Time3 hr5 hr
* (Note: Battery duration is based on Oxygen setting) 
** Charge times subject to change based on Oxygen setting and power source.

*Please note shipments of individual batteries to locations outside of the U.S. are restricted.


The Inogen One G4 single battery can last up to 2 hours and 40 minutes with a full charge. A fully depleted battery can be charged in approximately 3 hours. The battery will charge anytime the Inogen One G4 is connected to AC or DC power. There is also an external battery charger that you can use to charge this battery.  The external battery charger is sold separately. 1 Year Manufacturer’s Warranty.

User Guide

Inogen One G4 Battery Parts

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Inogen One G4 Battery - Customer Questions
Can you take extra batteries for your portable oxygen concentrator when you fly?
FAA guidelines state that you can bring your portable oxygen concentrator on board with you during flight. Typically, you are required enough battery life for...
How long will my portable oxygen concentrator battery last?
Battery duration depends on the specific POC you have. The concentrator setting also dictates the duration of your battery (Pulse Dose vs. Continuous Mode). - Continuous Mode requires more power thus, depletes batteries more quickly than Pulse Dose<...
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