The new Inogen One G5 has just been released! It is the newest portable oxygen concentrator from Inogen One. What is new? Here is what you need to know, what is new and what is different?

There are now three current models. Inogen One G3 and Inogen One G4 are the other two current models. The Inogen One G5 now has the highest oxygen output ever from Inogen One. Here are the details.

The G5 brings in a new generation of portable oxygen. It has the most oxygen output of any machine on the market. 1,260ml of oxygen output. High-Flow portable oxygen in a small light-weight machine.

We expect this to be a favorite in the portable oxygen market. Below is a chart with the important specifications of the Inogen One G5. You will also find below a video of us unboxing and reviewing the machine. Please call us anytime with any questions!

Inogen One G5 Specifications
Oxygen Flow1 to 6, via Intelligent Delivery Technology
Size7.19 X 3.26 X 7.11 inches
Weight4.77 (with small battery)
PowerBattery, A/C and D/C
Small Battery Life4.5 hours – 2 Setting
Large Battery Life9.0 hours – 2 setting
Inogen One G5 – Video introduction, unboxing and review.



Update 2-28-2017:  Inogen 5 Year and LifeTime “Worry-Free” Warranty, Service and Maintenance. Main Clinic Supply Exclusive! 

Update 3-01-2016 – We now offer on ALL our Portable Oxygen Upgrades the option to have your machine “Replaced” or “Repaired” if you have a warranty issue.  Your choice!

Inogen Lifetime Warranty

Inogen lifetime warranties vary greatly from company to company.  Study the differences below and make sure to ask the following questions:

  • Is the company an Authorized Dealer for Inogen?  Click Here to Verify Inogen Authorized 
  • What ALL does the Lifetime Warranty cover?  Main Clinic Supply is the only dealer that offers a  “Lifetime Warranty Upgrade” and “Lifetime Service Upgrade” that includes ALL routine service, software updates, and filter replacements. These services can save well over $2,000.00+ in a lifetime. Speedy warranty repairs and replacements as fast as the very next morning are included!
  • Is the Company offering the warranty a factory authorized Inogen Service Center?  At this time, Main Clinic Supply is the only dealer in the USA that is an Inogen Authorized Service Center.

Contact Main Clinic Supply at 1-800-775-0942

All products manufactured by Inogen One are state-of-the-art, but here is why you should consider a lifetime warranty and lifetime service plan for your Inogen machine. All Inogen oxygen concentrators come with a standard 3 year factory warranty. However, most people find that purchasing one of the upgrades below saves money and ensures the very fastest turn-around time. Main Clinic Supply offers Bundle Upgrades below that provide valuable accessories, yearly software updates, filter replacements, oxygen purity column replacement and any and all warranty repairs with option for a 100% Replacement.

Inogen has, without a doubt, the most advanced and most intelligent portable oxygen concentrators on the market. Having said that, we all know that anything mechanical can breakdown and requires routine service and maintenance. When they do, having the best warranty and service upgrade in place for your machine is very important. Below we show the upgrades we offer. These upgrades are exclusive from Main Clinic Supply. We are the only Authorized Inogen Dealer that is also Inogen Service Certified. Click below to see all the conditions that can be covered with our warranty upgrades.


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