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All Products By Inogen Oxygen Concentrators

Inogen designs and manufacturers portable oxygen concentrators for oxygen therapy patients. Weighing between 3–7 pounds and capable of running on battery power for several hours at a time, the Inogen One series of oxygen concentrators are a practical solution to mobile oxygen therapy. Enjoy the freedom of a portable oxygen by purchasing an Inogen One oxygen concentrator today.

Showing Oxygen Concentrators. Show all Inogen products.


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Inogen Replacement Column Pair (Sieve Beds) for Inogen One G3 Oxygen Concentrators

Sale
$99.00
msrp $109.00

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.

Inogen Replacement Column Pair (Sieve Beds) for Inogen One G4 Oxygen Concentrators

Sale
$99.00
msrp $109.00

This is a replacement Column Pair designed for use in all Inogen One G4 Portable Oxygen Concentrators.

Inogen One G3 Lithium-ion Battery (16 Cell)

Temporary Price Reduction
$346.50 msrp $495.00 Save 30% plus FREE shipping

The Inogen One G3 Lithium-ion battery doubles the life on your G3 concentrator. The Double Battery enables you to use your G3 machine with an extended battery life of up to 9 hours.

Inogen One G4 8 Cell Battery

Temporary Price Reduction
$346.50 msrp $495.00 Save 30% plus FREE shipping

The Inogen One G4 Double Battery offers up to 5 hours of cordless power for your Inogen G4 oxygen concentrator. Purchase the accessory G4 Double Battery to extend your cordless oxygen supply with the Inogen One G4.

Inogen DC Power Cord for Inogen One G3 & G4 Portable Oxygen Concentrators

$65.00 msrp $79.00 Save 17%

This DC Power Cord is designed specifically for use with Inogen One G3 & G4 Portable Oxygen Concentrator.

Inogen One G4 Portable Oxygen Concentrator (8-Cell Double Life Battery)

Sale
$2,465.00
msrp $2,665.00 plus FREE 2-day shipping

The Inogen One G4 (8-Cell Battery) portable oxygen concentrator gives patients a lightweight and compact solution for portable oxygen therapy. Enjoy the freedom of truly mobile oxygen with the Inogen G4 portable O2 concentrator.

Inogen One G3 Portable Oxygen Concentrator (16 cell)

Sale
$2,465.00
msrp $2,695.00 plus FREE 2-day shipping

The Inogen One G3 (16-Cell) delivers the independence of a portable oxygen concentrator in one of the smallest, lightest, and quietest packages available to the oxygen user today.

Inogen GS-100 At Home Continuous Flow Oxygen Concentrator

Sale
$1,495.00
Best price plus FREE 2-day shipping

The Inogen At Home Oxygen Concentrator System is one of the lightest stationary concentrator available on the market at the moment.

Inogen One G5 Portable Oxygen Concentrator (16-Cell Battery)

$2,395.00 msrp $2,995.00 Save 20% plus FREE 2-day shipping

The Inogen One G5 offers an impressive 1,260 mL of oxygen output per minute, 6 oxygen flow settings, and weighs only 4.7 pounds with the 16-Cell battery, making it the most powerful Inogen model and most powerful oxygen concentrator available among lightweight, compact models.

Inogen One G5 Lithium-ion Battery (16 Cell)

Temporary Price Reduction
$346.50 msrp $595.00 Save 41% plus FREE shipping

The Inogen One G5 Double Battery is a perfect power source to give you independence and mobility for extended vacations or trips with up to 13 hours (setting of 2).

Inogen External Battery Charger with Power Supply for Inogen One G3

$285.00 msrp $300.00 Save 5% plus FREE shipping

The Inogen One G3 External Battery Charger with Power Supply is designed to charge the Inogen One G3 battery cell when removed from the oxygen unit.

Inogen External Battery Charger with Power Supply for Inogen One G5

$285.00 msrp $325.00 Save 12% plus FREE shipping

Inogen One G5 External Battery Charger is the perfect source for simultaneously recharging your additional Inogen G5 single and double batteries.

Inogen External Battery Charger with Power Supply for Inogen One G4

$285.00 msrp $300.00 Save 5% plus FREE shipping

Inogen One G4 External Battery Charger With Power Supply is the ideal power source for recharging your additional Inogen G4 single and double batteries.

Inogen One G3 Portable Oxygen Concentrator (8 cell)

Sale
$2,295.00
msrp $2,495.00 plus FREE 2-day shipping

The Inogen One G3 (8-Cell) delivers the independence of a portable oxygen concentrator in one of the smallest, lightest, and quietest packages available to the oxygen user today.

Inogen One DC Power Cable

Sale
$65.00
msrp $75.00

The DC power cable is specifically designed for use with the Inogen One G3, Inogen One G4 and Inogen One G5.

Inogen Replacement Column Pair (Sieve Beds) for Inogen One G5 Oxygen Concentrators

Sale
$99.00
Best price

Replacement Column Pair (Sieve Beds) for Inogen One G5 Oxygen Concentrators.

Inogen One G5 Portable Oxygen Concentrator BUNDLE (Two 16-Cell Batteries and Charger)

Sale
$3,141.00
Best price plus FREE 2-day shipping

The Inogen One G5 offers an impressive 1,260 mL of oxygen output per minute, 6 oxygen flow settings, and weighs only 4.7 pounds with the 16-Cell battery, making it the most powerful Inogen model and most powerful oxygen concentrator available among lightweight, compact models.

Inogen One G5 Portable Oxygen Concentrator (16-Cell Battery) OPEN BOX

Temporary Price Reduction
Too low to advertise - view item to see price msrp $2,995.00

The Inogen One G5 offers an impressive 1,260 mL of oxygen output per minute, 6 oxygen flow settings, and weighs only 4.7 pounds with the 16-Cell battery, making it the most powerful Inogen model and most powerful oxygen concentrator available among lightweight, compact models.

Inogen One G5 Portable Oxygen Concentrator BUNDLE (Two 16-Cell Batteries)

Sale
$2,941.50
msrp $2,995.00 plus FREE 2-day shipping

The Inogen One G5 offers an impressive 1,260 mL of oxygen output per minute, 6 oxygen flow settings, and weighs only 4.7 pounds with the 16-Cell battery, making it the most powerful Inogen model and most powerful oxygen concentrator available among lightweight, compact models.

Inogen One G4 Portable Oxygen Concentrator BUNDLE (Two 8-Cell Batteries and Charger)

Sale
$3,011.00
Best price plus FREE 2-day shipping

The Inogen One G4 BUNDLE (Two 8-Cell Battery + Battery Charger) portable oxygen concentrator gives patients a lightweight and compact solution for portable oxygen therapy. Enjoy the freedom of truly mobile oxygen with the Inogen G4 portable O2 concentrator.

Inogen One G3 Portable Oxygen Concentrator BUNDLE (Two 16-Cell Batteries + Battery Charger)

Sale
$3,011.00
Best price plus FREE 2-day shipping

The Inogen One G3 Portable Oxygen Concentrator BUNDLE (Two 16-Cell Batteries + Battery Charger) delivers the independence of a portable oxygen concentrator in one of the smallest, lightest, and quietest packages available to the oxygen user today.

Inogen One G4 Portable Oxygen Concentrator BUNDLE (Two 8-Cell Batteries)

Sale
$2,811.50
Best price plus FREE 2-day shipping

The Inogen One G4 BUNDLE (Two 8-Cell Battery) portable oxygen concentrator gives patients a lightweight and compact solution for portable oxygen therapy. Enjoy the freedom of truly mobile oxygen with the Inogen G4 portable O2 concentrator.

Inogen One G3 Portable Oxygen Concentrator BUNDLE (Two 16-Cell Batteries)

Sale
$2,811.50
Best price plus FREE 2-day shipping

The Inogen One G3 Portable Oxygen Concentrator BUNDLE (Two 16-Cell Batteries) delivers the independence of a portable oxygen concentrator in one of the smallest, lightest, and quietest packages available to the oxygen user today.

Inogen One G4 Portable Oxygen Concentrator (8-Cell Battery) - Open Box

Clearance Temporary Price Reduction
Too low to advertise - view item to see price msrp $2,495.00

The Inogen One G4 oxygen concentrator gives patients a lightweight and compact solution for portable oxygen therapy. Enjoy the freedom of truly mobile oxygen with the Inogen G4 portable O2 concentrator.