This is a replacement Column Pair (two metal column sieve beds) for use with all Inogen One G3 Portable Oxygen Concentrators. Columns should be changed as needed -- generally every 12-18 months.
IS-300-NA (with Single Battery), IS-300-NA16 (with Double Battery)
At just 4.8 pounds the Inogen One G3 is compact, stylish and powerful. Its advanced motor provides Pulse Dose oxygen therapy efficiently and effectively during all phases of daily activity and, for most users, in can even be used at night! Each Inogen One G3 Bundle comes complete with AC and DC cords and integrated batteries to create an ideal solution for active oxygen therapy users 24-hours a day 7-days a week!