Inogen One G4 Replacement Columns
Inogen One G4 Replacement Columns

Inogen One G4 Replacement Columns

Brand/Manufacturer: INOGEN

Inogen One G4 Replacement Columns is replacement sieve beds for the Inogen G4 oxygen concentrator. They are easy to replace and the replacement process can be completed in minutes. They should be replaced in every 12 to 18 months to maximize the life of the G4 unit. The LCD screen will display "O2 Service Soon" for a low oxygen purity alert and when the columns need to be changed. To remove the columns, simply press the latch release button located at the bottom of the unit then slide the columns (metal tubes) out of the unit.

Cannot be shipped Rush or Expedited delivery.

Item #DescPkgRewardPrice 
RP-406 1" W x 1.5" L x 4.75" H 2/Pack $4.95


  • Inogen One G4 Replacement Columns cater a quick and easy way to service Inogen One G4 to minimize the need for repair and maintenance
  • Sieve beds filter out the nitrogen from the air coming into the concentrator
  • Air gets concentrated into oxygen after passing through the second filter
  • Oxygen coming through the nasal cannula will be less pure and enough of nitrogen will not be removed if the sieve beds are not functioning properly
  • Malfunctioning sieve beds will not give the oxygen dosage needed to treat COPD or other diseases that affect the lungs
  • Clear step-by-step instructions enable easy switching out of the column pair without tools
  • Cost efficient
  • When to Replace the Inogen G4 Columns:
    - Inogen One G4 will give an alert as to when the columns need to be replaced - Low purity alert will read: "O2 Service Soon"
    - 30 days are given to replace the columns before the concentrator starts to fail to function properly
    - No maintenance man need to be called to replace the columns - No special tools or training required
    - Replacing the columns is as easy as replacing batteries
    - 30 days prior alert gives plenty of time to order the columns online
    - One should be able to replace the columns long before 30 days are up
  • Note:
    - These replacement columns are compatible only with Inogen One G4 systems with a Flow Setting range between 1-4
  • Also available (separately):
    - Inogen One G4 Portable Oxygen Concentrator System (Code: IS-400-NA)

More Information

Inogen One G4 Column Change Procedure
  • Turn off the Inogen One G4 concentrator by pressing the power button to shut down the device
  • Remove the Inogen One G4 concentrator from the carry case
  • Remove the battery from the Inogen One G4 concentrator
  • Place the Inogen One G4 concentrator on its side so that the underside is visible
  • Unlock the column assembly by pushing the latch button away from the columns
  • While holding the button open, slide the column assembly out of the device by pulling on the column pull handle
  • Remove the columns completely from the Inogen One G4. Both columns are removed as one piece
  • Remove dust caps of the new column assembly. Make sure there is no dust or debris where the dust caps were located
  • Insert column assembly into the Inogen One G4 concentrator. Do not leave the column ends exposed; column assembly should be inserted into the Inogen One G4 as soon as the dust caps have been removed
  • Push the column assembly into the device such that the columns are fully seated into the Inogen One G4 concentrator. The spring loaded latch button should fully return to the closed position
  • Connect the AC power supply cord to the Inogen One G4 and plug the power supply AC cord into an electrical outlet. Do Not Power on the Inogen One G4 concentrator
  • Press and hold the plus (+) and (-) minus buttons for 5 seconds. The screen will display "sieve reset" message. Release button once the message is displayed on the screen
  • Press the alert button once and the screen will display "sieve reset successful"
  • Press the power button to turn on the Inogen One G4, and use normally

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