Inogen At Home Oxygen Concentrator

Brand/Manufacturer: INOGEN


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Inogen At Home Oxygen Concentrator is one of the lightest and most energy-efficient 5 liter per minute continuous flow oxygen concentrators. Because of its manageable size and weight, the Inogen At Home oxygen concentrator is often chosen as the best oxygen machine for home by patients who want to be able to move their oxygen equipment around on their own. It runs at very low power consumption levels — the same as a standard 100W light bulb — which saves money in electricity costs and can pay for itself over the long term.

Why to choose Inogen GS100 Oxygen Concentrator?

  • Includes: AC power cord, user manual, cannula
  • Best oxygen machine for home because it helps user breathe easier and they can move freely around their homes
  • This lightweight home oxygen concentrator is easy to bring with to whatever room of the house user is in, so they are not tethered to a heavy tank in one room of home
  • Helps continue going about daily activities inside home, without worrying about how to move or access oxygen delivery system
  • Inogen At Home oxygen concentrator is quiet, so user will get the oxygen needed from this 5-liter oxygen concentrator without the overwhelming noise of other delivery systems One can watch television, read a book or carry on a conversation while the Inogen At Home oxygen concentrator provides with a continuous flow of supplemental oxygen
  • Patients who want to receive their oxygen treatments with minimal impact to their day-to-day life at home can choose the Inogen At Home as the best oxygen machine for home use for them
  • At approximately 18 pounds, this lightweight home oxygen concentrator is half the weight of some other home oxygen concentrators in use today
  • At Flow Setting 2, the Inogen At Home uses just 100W of energy, which is the same as a standard 100W light bulb. Enjoy the energy efficiency of one of the best oxygen machines for home and breathe better today with the Inogen At Home oxygen concentrator

5 Reasons to buy Inogen At Home Concentrator

  • 5 liters per minute, continuous flow
  • Only 18 pounds
  • Extremely quiet
  • Energy-efficient
  • Only 100W on Flow Setting 2

Inogen At Home User Manual

When to use Inogen Home Concentrator?

The Inogen At Home Oxygen Concentrator is used on a prescriptive basis by patients requiring supplemental oxygen. It supplies a high concentration of oxygen and is used with a nasal cannula to channel oxygen from the concentrator to the patient. The Inogen At Home Oxygen Concentrator may be used in a home or institution.

Replacement Accessories for At Home O2 Concentrator

How to operate Inogen At Home Oxygen Concentrator?

  1. Place the concentrator in a well-ventilated location; air intake and exhaust must have clear access. Ensure that the concentrator is at least 6 inches (15 cm.) away from walls,furniture and curtains that could impede adequate airflow to the device.
  2. Ensure particle filter is in place.
  3. Ensure intake filter is in place.
  4. Follow instructions A or B below:
    A. If you are not using a humidifier bottle, connect your nasal cannula tubing to the nozzle fitting. Nozzle fitting is located on the top of the concentrator.
    B. If you are using a humidifier bottle,follow the manufacturer’s instructions. Place the humidifier bottle in the designated holder.
  5. Attach the power cord to the back of the concentrator and plug the other end into an electrical outlet. Do not position the concentrator so that it is difficult to disconnect the power cord. Turn on the concentrator by pressing the ON/OFF button. A single short beep will sound and all indicator lights will illuminate for a few seconds.
  6. Use the or buttons to adjust the device to the prescribed setting. There are five flow settings,from 1 liter per minute to 5 liters per minute. The current setting can be viewed on the display. The green LED will illuminate once the set flow rate of oxygen is achieved. You may begin breathing from the device;the required oxygen concentration is normally reached within five minutes after device is powered on.
  7. Ensure that the tubing is not kinked or pinched in any way and that oxygen is flowing through the nasal cannula. If oxygen is not flowing,the green LED will not be illuminated. Refer to the troubleshooting guide section of this manual.
  8. Adjust the nasal cannula so that it is properly aligned on your face or as directed by your healthcare provider.
  9. Turn off the concentrator by pressing the ON/OFF button . Turn off the concentrator when not in use.

Inogen One Oxygen Concentrator cleaning, care and maintenance

Cleaning and Care
  • Periodically you may clean the outside case using a cloth dampened with a mild liquid detergent (such as Dawn) and water. Follow manufacturer’s instructions on cleaning and care of concentrator accessories.

Filter Cleaning and Replacement
  • The particle filter must be cleaned weekly to ensure the ease of air flow. Remove filter from the side of the device. Clean the particle filter with a mild liquid detergent (such as DawnTM) and water rinse in water and dry before reuse. Ensure the filter is completely dry before reinstalling into the concentrator.

Air Inlet Filter
  • Replace when filter is dirty according to visual indicator. The air inlet filter may be replaced by the equipment provider or by the user.

Output Filter
  • The output filter is intended to protect the user from inhalation of small particles in the product gas flow. The device includes an output filter conveniently located behind the removable cannula nozzle fitting. Inogen requires that this filter be replaced between patients. The output filter may be replaced by the equipment provider or by the user. Routine Maintenance No special maintenance, other than weekly particle filter cleaning, needs to be carried out by the user.

How to change Column for Inogen One Portable Oxygen Concentrator?

There are two columns (metal tubes) on the concentrator located behind the particle filter. These two columns will be removed and replaced when service is required. Ensure adequate time to complete all steps without disruption is allotted when performing this maintenance.
  1. Turn off the concentrator by pressing the power button to shut down the device.
  2. Unplug the concentrator from the electrical outlet.
  3. Lay down the concentrator on its side.
  4. Press the two latch buttons on the sides of the device to remove the cover from the bottom of the concentrator in order to access the two columns.
  5. Press the latch button with thumb or finger and pull the column out of the concentrator using the pull ring attached to the bottom of the column cap.
  6. Remove the column completely from the concentrator.
  7. Repeat steps 5-6 to remove the other column.

  8. Installation of the new columns (metal tubes):
  9. Remove the upper and lower dust caps from each column. There should be a total of two dust caps removed from each column. Make sure there is no dust or debris where the dust caps were located.
  10. Insert the new column into the concentrator. Do not leave the column exposed after the dust caps are removed; it should be inserted into the concentrator as soon as the dust caps have been removed,to minimize environmental exposure.
  11. The spring loaded latch button should fully return to the closed position when the column is completely inserted.
  12. Repeat steps 9-10 to install the other column.
  13. Replace the lower cover and return the concentrator to its upright position.
  14. Connect the power supply cord from the concentrator and plug into an electrical outlet. Do Not Power On the concentrator.
  15. Press and hold the plus button for ten seconds. Flow indicators 1, 3 & 5 will be illuminated and column will be reset. Release the plus button.
  16. Press the power button to turn on the concentrator and use normally

Specifications of Inogen At Home




18 lbs


7"D x 13"W x16.5"H

Warm-Up TimeLess than 5 minutes
Oxygen Concentration90 +6%/-3% at all settings

AC Power

100-240VAC, 275 W Max, 50-60Hz
Environmental Ranges for UseTemperature: 41 to 104°F (5 to 40°C)
Humidity: 15 to 95%, non-condensing
Altitude: 0 to 10,000 ft (0 to 3048 m)
Environmental Ranges for StorageTemperature: -13 to 158°F (-25 to 70°C)
Humidity: 0 to 93% non-condensing
Altitude: n/a
Maximum Outlet Pressure19.6-40.6 psia
(135-280 KPa Absolute)@ 20°C
Flow Control Settings:5 Settings:1 to 5 liters per minute

Inogen Oxygen Concentrator Warranty

3 year limited warranty on concentrator, 1 year limited warranty on accessories

Customer Reviews


ItemName - now     10/20/2021

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UserName - now     10/20/2021

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Carol Backer     03/03/2018

Inogen, Inc. is one of the Competitive Bidding companies for oxygen.  Inogen At Home is listed.  Is Inogen At Home billed through Medicare?


Customer Care    11/16/2019

We apologize we can not offer help in claiming your medicare. We can definitely send you the purchase invoice for your use.


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Customer satisfaction is our top priority. We stand behind our products. If the merchandise you received is defective or not what you expected it to be, and you wish to return the item, please submit a return request in the My Account section of our website, contact our Customer Service department at (866) 316-0162 / (203) 616-2850 or email us.

  1. Merchandise must be returned within 30 days of the receipt of your order. Returns are not accepted after 30 days.
  2. Items (including parts and accessories) must be returned in new, unused, and resalable condition in its original packaging.
  3. Before returning any product, the buyer must obtain a Return Authorization Number (RA#) from a customer service representative. With your RA# you will receive a prepaid return shipping label.
  4. Orders returned without obtaining an RA# will be entitled to receive only "In-Store Credit" that can be used towards future purchases.
  5. Return orders are subject to a 20% restocking fees.
  6. All custom orders and hygienic items are non-returnable. Refer to the “Non-Returnable Items” section for further details.
  7. Returns will be reviewed and inspected before issuing credit. Please allow 3 to 4 weeks for processing. The credit will be applied to your original method of payment.
  8. If the return is the result of a defective product or shipping error, we will refund the entire purchase amount and return shipping costs.

Which products are Non-Returnable?

Due to the hygienic nature of some items, they are non-returnable. The items listed below are non-returnable:

  1. All hygienic items.
  2. Opened personal care items.
  3. Anything opened, used, or tried on.
  4. All customized items.
  5. Besides these, items that have the “non-returnable” phrase on the website.

We reserve the right to make adjustments due to errors, changing market conditions, product discontinuation or typographical errors in advertisements. Images on the site may not always reflect the actual product. Footrests or leg-rests are not included with wheelchairs unless specified.

How do I receive a return authorization number?

You can submit a return request by logging into your account. You will receive the Return Authorization Number (RA#) details in the email within 2-3 business days.

  • Login to your account
  • Go to “order history”
  • Click on “return order”
  • Fill out the return form and Submit it

If you do not have an email address, we will make other accommodations for RA# Details. Write the RA# on your label affixed to your package prior to shipment.

How long does it take to receive a refund?

Please allow 3 to 4 weeks to process the returns. Once the item is received, and inspected, your refund will be processed and automatically applied to your credit card or original method of payment.

Is there any Restocking Fees?

  1. 20% restocking fees will be applied.
  2. Outbound shipping cost is non-refundable.
  3. For orders that qualified for free shipping, $8.99 will be deducted from the refund if the product is returned.

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