The removable metal columns provide a way to service your Inogen One G5 without having to send in the product for repair. Sold and used as a pair, the columns contain the sieve beds that convert normal air with lower levels of oxygen concentration to supply a high concentration of oxygen. These sieve beds wear down after prolonged use.

The Inogen One G5 delivers the independence of a portable oxygen concentrator in one of the most powerful, lightest and quietest units available to the oxygen user today. With flow settings 1-6, the Inogen One G5 delivers 24/7 oxygen delivery in a strong, yet compact package. With the Inogen One you can jump in the car to run errands, take a weekend trip to see family, or even take it on vacation! The Inogen One G5 meets FAA requirements.

The Inogen Battery Charger will charge your Inogen G5 single (standard) and double (extended) batteries.

This product includes the charger, power supply with AC power cord.

Inogen One G5 Portable Oxygen Concentrator / 6.5 Hours
The Inogen One G5 delivers the independence of a portable oxygen concentrator in one of the most powerful, lightest and quietest units available to the oxygen user today. With flow settings 1-6, the Inogen One G5 delivers 24/7 oxygen delivery in a strong, yet compact package. With the Inogen One you can jump in the car to run errands, take a weekend trip to see family, or even take it on vacation! The Inogen One G5 meets FAA requirements.

Inogen One G5 Portable Oxygen Concentrator / 13 Hours
The Inogen One G5 delivers the independence of a portable oxygen concentrator in one of the most powerful, lightest and quietest units available to the oxygen user today. With flow settings 1-6, the Inogen One G5 delivers 24/7 oxygen delivery in a strong, yet compact package. With the Inogen One you can jump in the car to run errands, take a weekend trip to see family, or even take it on vacation! The Inogen One G5 meets FAA requirements.