Certified Pre-Owned Inogen One® G5® Portable Oxygen Concentrator

Note: This is a certified pre-owned unit. If you would like a new unit, please reference this page.

The Inogen One G5 isn’t just powerful—it’s remarkably compact. Measuring only 8.15” high, 7.19” wide, and 3.26” deep, it ranks among the smallest and lightest portable oxygen concentrators available today. Whether you’re traveling, taking a walk, or running daily errands, the G5 delivers dependable oxygen support wherever life takes you.