Inogen One G3 External Battery Charger

by Inogen

Inogen One G3 External Battery Charger

One of the market’s most popular and functional portable oxygen concentrators is the Inogen One G3 Portable Oxygen Concentrator. It has top-notched features proven and tested by many patients to be one of the best oxygen companions today.

Fortunately, you can easily use your device anytime and anywhere, as all Inogen One G3 units are compatible with one Inogen One G3 external battery charger. Moreover, it features its own AC power supply that you can use at home. The AC Power cord is 5 feet long and has a power of 100 up to 240 VAC or 50 to 60 Hz.

Each Inogen One G3 concentrator already has a power cord, but if you purchase an external battery charger, you can get an extra AC input cord. As a user, it is an excellent feature to consider. This will enable you to charge your battery device while using the spare one.

An external battery charger comes in handy for those always on the move. The Inogen One G3 external battery charger weighs only two (2) pounds, which means it is lightweight and easy to carry around. The battery is also compatible with both single 8-cell and double 16-cell batteries.

If you think the Inogen One G3 external battery charger is something you could use to level up your Inogen One G3 batteries, feel free to read through this article!

Inogen One G3 External Battery Charge Specifications

  • 3.5" x Wide x 3.5" Long x 1" High Docking Station
  • 4" Wide x 2" Long x 1" High AC Adapter, 3 feet cord
  • 1 foot Power Cord
  • Weighs 2 pounds
  • 2 to 4 hours charging time for the 8 Cell Battery
  • 4 to 8 hours charging time for the 16 Cell Battery
  • LED Indicator Light - Full charge
  • Lightweight and easy for carrying
  • 90 Day Warranty
  • FAA Approved

Similar to any other accessory of the Inogen G3, the external battery charger is mainly designed in order to provide increased functionality for each user. More exactly, this part extends the battery life and protects the device itself. The Inogen One G3 external battery charger is compatible with both the single – 8 Cell and double – 16 Cell batteries.

Inogen One G3 External Battery: Benefits And Features

Like any other Inogen One G3 accessories, the design for the external battery charger is mainly for increased functionality for those who need it. More specifically, it extends the product’s battery life.

Below are the benefits and features you may want to consider before buying the Inogen One G3 external battery charger.

1. Compatible with single and double batteries

Whether you use the 8-cell (single) battery or the 16-cell (double) battery to operate your Inogen One G3 device doesn’t matter. The external battery charger can charge either one, so you won’t have to worry about your device’s low battery status.

It will take about 3 hours for the 8-cell battery to charge fully and be ready to use. On the other hand, it will take approximately 6 hours to charge a fully depleted 16-cell battery and be prepared to use on the go!

2. With an LED indicator that tracks the battery charging time

As an oxygen concentrator user, you wouldn’t want to mistrack your battery’s charging time. Fortunately, Inogen manufacturers provided the estimated battery charging for both 8-cell and 16 -cell through LED indicators.

This feature prevents any further complications. Instead of checking your clock constantly, the LED displays at what level your batteries are already. Once the charging process is over, as reflected on the LED, you may take your batteries and use them.

Remember that there would be a bright green LED flashes next to the “100” marking on the charger once the battery gets recharged fully.

3. Benefits multi-battery oxygen patients

To get the most out of the Inogen One G3 external battery charger, you must consider buying an extra battery to always have a spare on hand. You may charge one battery in an electric outlet while the other in the external battery charger before bedtime. This enables you to have two fully charged batteries in the morning that you may use on an active errand.

4. Safe even for aircraft travels

It wouldn’t take too much space and weight on your luggage as it merely weighs 2 pounds. Most importantly, the Inogen One G3 external battery chargers are FAA-approved. Its lightweight feature and FAA approval make it safe for all trips, even for aircraft travels.

Inogen One G3 Battery Charger: Charging time

8 Cell Battery (Single battery)

The main benefits of using the single battery are its lightweight and charging time. The charging time for the single battery is 2 to 4 hours. Even though many users prefer this battery, it is really important to consider the battery duration too. For instance, if you plan to travel, you definitely need to consider the double battery.

16 Cell Battery (Double battery)

The charging time of the double battery is 4 to 8 hours. Consequently, the battery duration is longer than the single battery’s one. However, the 16 Cell Battery is heavier and it is not recommendable for patients who don’t even need it.

All in all, each user needs to find an adequate battery for his/her needs. Then adapt to the charging time of the battery.

LED Indicator Light

As you can notice in the features of the G3 external battery charger, the manufacturer provides the estimated time for charging both the 8 Cell and 16 Cell batteries. However, as a user, you need the exact time. Furthermore, in order to prevent any complication, you need to track the process instead of constantly looking at the clock.

For that cause, Inogen has included the LED Indicator Light on the external charger. The main function of the LED light is to display the level at which the batteries are charged. Once you notice that the charging process is over, you can take your batteries and go!

AC power supply

Each Inogen One G3 Oxygen Concentrator comes with its own power cord. However, the external battery charger provides an extra cord in its package. As a customer, you need to understand the significance of this fact.

There are numerous possibilities for charging. For instance, if you own more than one battery, you can simultaneously charge more than one by using the regular and the external charger. Or you can charge your spare batteries while using the G3 device.

How to minimize Inogen One G3's charging time?

The traditional charging process of the G3 device includes using a Single/Double Battery, accordingly AC Power Supply and a DC Charger. Even though this is the most accurate and famous process, it usually takes a lot of time and comes with its own limitations.

For instance, the regular charger required to be constantly connected to an outlet. This may result in staying at home for an extra hour or not being able to take the trip you planned for so long.

The external battery charger is extremely useful for those on the move. For example, the charger can be used for charging multiple batteries at once. As mentioned above, you can simultaneously use a battery and charge one on the side. This allows the user to minimize the charging and waiting time.

Inogen One G3 Charging Process

The charging process with the external charger is quite fast and simple. What’s more, there is a step-by-step guide which you can follow for using this battery charger.

First of all, you need to connect the battery charger with the power supply cord and then plug it into an electrical outlet. Next, place the battery into the charger. Note that is highly important how you place the batteries. Each battery needs to click and lock into the charger. The sign that you have rightfully placed the battery is a solid red light. When you notice this light, it means that the charging process has begun. The charging process has ended when a green light appears.

Always be certain not to touch the recessed electrical contacts of the external charger. Apart from damaging the contacts, this action may affect and damage the charging process.

Moreover, once the charging process has finished, always make sure to remove the plug. This way, you completely remove the power from the external battery charger. In addition to this, you will protect your product and allow it to reach its optimal lifetime.

Inogen One G3 External Battery Charger Frequently Asked Questions

How do I charge my Inogen G3 battery?

According to the Inogen One G3 External Battery Charger Guide, there are only four easy steps to charge your 8-cell and 16-cell battery properly.

Step 1: Plug the external battery charger AC power supply into an outlet.

Step 2: Plug the external battery charger AC power supply into your battery charger.

Step 3: Slide the charger onto your Inogen One G3 battery by clicking and locking it to the charger.

Once the battery is in the appropriate position, a solid red light indicates that the battery is charging. If the red light is flashing or flickering, unplug the accessories and do steps 2 and 3 again. When a green light flashes up, your device’s battery is at its full charge.

Step 4: Press the battery latch downwards and slide the charger off the battery. 

How often should I replace my battery?

Batteries for portable oxygen concentrators usually last about 300 charge cycles, after which their lifespan shortens. You may replace your batteries once you have finished the cycle.

However, it is always better to have spare batteries at home or when you leave the house. Fortunately, the Inogen One G3 POC devices have an external battery charger that you can use anytime to ease such worries.

Can Inogen be used without a battery?

Yes! You can use your Inogen portable oxygen concentrators without a battery. However, you may only use them if plugged into an electric wall socket (AC power supply) or a car outlet (DC power supply). 

You must remember that once you accidentally remove them from the power supply, your Inogen will shut down instantly due to power failure. This means you can’t use them.

How long does the Inogen G3 battery last?

According to the Inogen One G3 Technical Manual, the single 8-cell battery lasts up to 4.7 hours, while the double 16-cell battery lasts up to 10 hours. Moreover, the device’s battery charging time for an 8-cell battery is up to 5 hours, while for a 16-cell battery is up to 8 hours.

How do I minimize the Inogen G3 charging time?

Having an active life while having an oxygen problem is such a hassle. For instance, the traditional charging process for an Inogen One G3 requires an AC power supply or a DC charger. This means you must constantly be connected to an outlet to have your batteries charged.

If you have an external battery charger, you can charge your batteries even without any power supply cords. Additionally, if you have an extra battery, you may use one while simultaneously charging the other on the side. This allows you to minimize the charging time as well as the waiting time.

Buy Inogen One G3 External Battery Charger At Sprylyfe

If you are interested in purchasing the Inogen One G3 External Battery Charger for your Inogen G3 device, you can get them at Sprylyfe today. Enjoy our free shipping specials and 30 days money-back guarantee to ensure your charger is working perfectly. Furthermore, we have various payment plans and discount vouchers.

Any questions and queries are welcome! Feel free to message us at Sprylyfe for easier transactions.

If the Inogen Oe G3 External Battery Charger looks like something you could use in your everyday life and activities, feel free to contact us at or by simply giving us a call at 1-800-314-8225.