The Inogen One G4 offers the highest oxygen output per pound of weight of any portable concentrator available in the United States. This incredibly small and lightweight POC delivers the independence that active oxygen patients desire.
With flow settings from 1-3, the Inogen One G4 is designed to provide Freedom to go about your daily activities from gardening, to shopping, to traveling.
With up to 5 hours of battery life*, the Inogen G4 is truly about life on the go. And at less than 3lbs, you can throw it over your shoulder, tuck it in a bag, or wear it on your belt.
Whether at home or on the go, the included AC Power Supply and DC Power Supply make charging a breeze.
The Inogen G4 is available with a 3 year warranty or upgrade to a 5 Year or Lifetime warranty for extended coverage. Customize your Inogen with our large selection of branded accessories.
The Inogen One® G4 - Oxygen. Anytime. Anywhere.
RETURNS ON NEW ITEMS
You may return most new, unopened items within 30 days of delivery for a full refund less any shipping costs. Items must be returned in their original packaging and in new, resalable condition. If we made a mistake in shipping, we'll cover the shipping cost of returning the product to us. Special order items may not be returned. We will not accept returns on merchandise that has been opened, used, is missing the serial number or UPC from the packaging, or is returned more then 30 days after delivery. Due to the personal nature of Breast Pumps and Bathroom products, no returns will be allowed if product package has been opened. If you would like to make a return or exchange, you must contact us by phone to receive an RMA number before returning your items. Items returned to us without notification will not be accepted.