The Inogen One G4 is a lightweight, quiet, and portable oxygen concentrator. With 3 flow settings, the Inogen One G4 gives its users peace of mind to leave the home. The Inogen One is designed for the travel needs of our active patients and their lifestyle! The Inogen One G4 meets FAA requirements for travel.*

The Inogen One system is clinically proven to effectively deliver the oxygen you need, no matter what time of day it is provided it is connected to an AC, DC or charged battery power source.

The Inogen One G4 Oxygen Concentrator provides approximately 90% oxygen to the patient on a demand flow basis at a pulsed rate of 0.21 liters per minute to 0.63 liters per minute in increments of 0.21 liters per minute.

Inogen Inc. manufactures Inogen products in different places, mainly in the United States, such as Richardson, Goleta, and California. They also have manufacturing locations in the Czech Republic, Europe, and other countries.

Inogen portable oxygen concentrators range from $1,895–$3,079, depending on the battery and warranty you select. These portable oxygen concentrators are all pulse flow, Federal Aviation Administration (FAA) approved, and have a range of flow settings (which determine how much oxygen they dispense).

The Inogen One G4 portable oxygen concentrator is incredibly energy efficient. Its average power consumption on level 2 is a mere 40 watts, less than most light bulbs.

The Inogen One G5 is a pulse flow portable oxygen concentrator with a range of 1–6 flow settings, the highest variety of settings for the three Inogen One machines.

Inogen at a Glance Technology used in Inogen oxygen concentrators: Inogen portable oxygen concentrators feature Intelligent Delivery Technology, a flexible pulse dose delivery system that delivers oxygen as needed in various environments, according to the company.

The Inogen One G4 portable oxygen concentrator is incredibly energy efficient. Its average power consumption on level 2 is a mere 40 watts, less than most light bulbs.

Our Inogen At Home® system combines up to 5-liter per minute continuous flow oxygen delivery with technology that is quiet, letting you watch TV or visit with friends with little noise disturbance.

global medical technology company Inogen is a leading global medical technology company offering innovative respiratory products for use in the homecare setting.

Inogen portable oxygen concentrators are a good product for those searching for a pulse dose portable oxygen concentrator that is FAA-approved. The company offers three different models that meet those criteria: the Inogen One G3, G4, and G5.