Call (toll-free) to speak to an Inogen representative now:

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Regain Your
Independence

Live life to its fullest again with innovative,
affordable, and portable oxygen therapy.

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Doctors Recommend It

Dr. Jeffrey Kupperman, Pulmonologist in practice in Santa Barbara, California, discusses why he recommends the Inogen One portable oxygen concentrator to his patients.

Patients Love It

"The Inogen At Home oxygen concentrator has given me back my pre-oxygen freedom of movement."

- Claudia Holland

Find The System for YOU

Oxygen delivery reimagined. No tanks required! Our lightweight, easy-to-use and portable oxygen concentrators help you move freely about your home—and out and about in the world!

inogen one g4
G4 MoneyShotG4 mobile
Inogen G4 system

Oxygen. Anytime. Anywhere.®

Our most popular unit, the Inogen One G4, is our smallest and lightest portable oxygen solution at only 7.2 inches tall and 2.8 pounds. Inogen delivers the same purity of oxygen as in a large oxygen concentrator, but in a smaller unit. Plus, get a convenient carry bag for your Inogen One G4 included with your purchase.

Perfect for on the go, the Inogen One G4’s rechargeable battery gives you up to 5 hours of oxygen freedom. You can even recharge the battery with your car’s power port. The ultra-quiet unit makes its own oxygen from the air around you, so there are no tanks to refill or replace.

The Inogen One G4 meets FAA requirements, so you can enjoy hassle-free travel. Now you can have Oxygen. Anytime. Anywhere.®

As Seen in These Publications

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Real Reviews From Real Customers

Inogen ConnectInogen Application

Inogen Connect The Bluetooth App

Introducing Inogen Connect, the free mobile app now available for Inogen One. Monitor your Inogen One with your phone to check battery life and column status, set maintenance reminders, receive special discounts and more. Download the app for free from the Apple App Store or the Google Play App Store.

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Reclaim Your Freedom

A portable oxygen concentrator (POC) is a lightweight, easy-to-use solution for anyone who benefits from oxygen therapy. Compare oxygen solutions below to see what’s right for you.

Benefits of Portable Oxygen Therapy

Oxygen Tank

VS

Inogen

Start enjoying your freedom with an Inogen portable oxygen concentrator.

  • 24/7 oxygen delivery
  • Hassle-free travel
  • Lightweight and easy to carry
  • Ultra-quiet
  • No tanks or refills
  • Long-lasting, rechargeable battery

Compare Oxygen Solutions

Inogen g4 Inogen g5 Oxygen Device Oxygen Device Oxygen Device
FEATURE INOGEN ONE G4 INOGEN ONE G5 OTHER BRAND OXYGEN DEVICE 1 OTHER BRAND OXYGEN DEVICE 2 OTHER BRAND OXYGEN DEVICE 3
02 Capacity 630 ml/min 1,260 ml/min 1000 ml/min 520 ml/min 1000 ml/min
Airline Approved
Single Solution
User Replaceable Batteries
Intelligent Delivery Technology
Flow Settings 1 - 3 1 - 6 1 - 5 1 - 3 1 - 5
Weight 2.8 lbs 4.7 lbs 5 lbs 4.9 lbs 6.7 lbs
Battery Duration Up to 5 hours Up to 13 hours Up to 9 hours Up to 5.5 hours Up to 4.25 hours
Battery life and flow setting depend on usage and environment. Settings subject to change.

Inogen Oxygen Concentrators

NEW!
Inogen One

G5System

Oxygen Tank
  • 6 flow settings
  • Only 4.7 lbs.*
  • Battery life up to 13 hours on double battery
  • Clinically-validated for 24/7 use
  • Meets FAA requirements

*Includes single battery.

Energy Efficient

Inogen at Home

Oxygen Tank
  • 5 liters per minute, continuous flow
  • Only 18 lbs.
  • Extremely quiet
  • Energy efficient
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Please send me a FREE Guide!*

  • 1
  • 2

Is this for you or a loved one?

Question 1

Tell us about your current supplemental oxygen state?

Question 2

What condition have you been dealing with that makes you need supplemental oxygen?

We take your privacy concerns seriously. Learn more about our privacy policy.

BBB Rating A+Designed and assembled in USAUSA Logo

*By submitting this information, I authorize Inogen to contact me including by phone.

Call (toll free) to speak to an Inogen representative now:

1-800-905-2218

The Inogen One may be covered by Medicare or insurance

© 2021 Inogen. All Rights Reserved.

Specifications apply to all units produced after December 7, 2015.

*By submitting this information, I authorize Inogen INC., its affiliates, subsidiaries and/or partner company to contact me, including by phone.

Call (toll-free) to speak to an Inogen representative now:

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