All Products By Inogen
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.
Inogen Replacement Column Pair (Sieve Beds) for Inogen One G3 Oxygen Concentrators
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
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)
The Inogen One G3 Double Battery delivers up to 9.5 hours (on setting of 2) of mobile oxygen therapy from the G3 oxygen concentrator. Extend the range of your G3 oxygen therapy with the Inogen G3 Double Battery from Oxygen Direct.
Inogen One G5 Lithium-ion Battery (16 Cell)
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 10 hours (setting of 2).
Inogen One G4 8 Cell Battery
Extend the duration of your cordless oxygen therapy with the Inogen G4 Double Battery, which can power the Inogen G4 oxygen concentrator for up to 4.5 hours (setting 2).
Inogen GS-100 At Home Continuous Flow Oxygen Concentrator
The lightweight and energy-efficient GS-100 oxygen concentrator available at Oxygen Direct delivers continuous-flow oxygen therapy for 24/7 support.
Inogen One G4 Portable Oxygen Concentrator (8-Cell Double Life Battery)
The Inogen One G4 oxygen concentrator delivers effective oxygen therapy in a compact, lightweight package. Discover your reliable, real-world solution for portable O2 therapy with the Inogen G4 oxygen concentrator.
Inogen One G3 Portable Oxygen Concentrator (16 cell)
Experience the independence of mobile oxygen with the Inogen One G3 portable oxygen concentrator. Lightweight and compact the Inogen G3 is the perfect solution for your oxygen therapy needs.
Inogen External Battery Charger with Power Supply for Inogen One G5
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 G3
The Inogen One G3 External Battery Charger recharges the Inogen One G3 lithium-ion battery, extending the range of your cordless portable oxygen therapy.
Inogen External Battery Charger with Power Supply for Inogen One G4
Extend the range of your cordless oxygen therapy with the Inogen One G4 External Battery Charger. Buy the G4 External Charger with Power Supply at Oxygen Direct.
Inogen Replacement Column Pair (Sieve Beds) for Inogen One G5 Oxygen Concentrators
Replacement Column Pair (Sieve Beds) for Inogen One G5 Oxygen Concentrators.
Inogen One DC Power Cable
The DC power cable is specifically designed for use with the Inogen One G3, Inogen One G4 and Inogen One G5.
Inogen One G4 Portable Oxygen Concentrator (4-Cell Battery)
The Inogen One G4 oxygen concentrator delivers effective oxygen therapy in a compact, lightweight package. Discover your reliable, real-world solution for portable O2 therapy with the Inogen G4 oxygen concentrator.
Inogen AC Power Supply for G4 Portable Oxygen Concentrator
The AC power supply is specifically designed for use with the Inogen One G4 Portable Oxygen Concentrator.
Inogen AC Power Supply for G3 Portable Oxygen Concentrator
The AC power supply is specifically designed for use with the Inogen One G3 Portable Oxygen Concentrator.
Inogen AC Power Supply for G5 Portable Oxygen Concentrator
The AC power supply is specifically designed for use with the Inogen One G5 Portable Oxygen Concentrator.
Inogen One G5 Portable Oxygen Concentrator (16-Cell Battery)
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 G3 Portable Oxygen Concentrator (8 cell)
Experience the independence of mobile oxygen with the Inogen One G3 portable oxygen concentrator. Lightweight and compact the Inogen G3 is the perfect solution for your oxygen therapy needs.
Inogen One G4 8 Cell Battery (Open Box)
Extend the duration of your cordless oxygen therapy with the Inogen G4 Double Battery, which can power the Inogen G4 oxygen concentrator for up to five hours.
Inogen One G5 Portable Oxygen Concentrator BUNDLE (Two 16-Cell Batteries and Charger)
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 G3 Portable Oxygen Concentrator BUNDLE (Two 16-Cell Batteries + Battery Charger)
Experience the independence of mobile oxygen with the Inogen One G3 Portable Oxygen Concentrator BUNDLE (Two 16-Cell Batteries + Battery Charger). Lightweight and compact the Inogen G3 is the perfect solution for your oxygen therapy needs.
Inogen One G5 Portable Oxygen Concentrator BUNDLE (Two 16-Cell Batteries)
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)
The Inogen One G4 BUNDLE (Two 8-Cell Battery + Charger) Portable Oxygen Concentrator delivers effective oxygen therapy in a compact, lightweight package. Discover your reliable, real-world solution for portable O2 therapy with the Inogen G4 oxygen concentrator.
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