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The Inogen® G4 Portable Oxygen Concentrator is designed to move with you. Lightweight, quiet, and reliable, as it delivers pulse-dose oxygen with Inogen’s Intelligent Delivery Technology®. With up to 8 years expected service life and FAA approval for carriage and use for air travel, the G4 the mobility to go where life takes you.
G4: 1-3 LPM
Hours of use: 822
Warranty:
Concentrator Warranty: 60 days
Sieve Beds: 1 year
Inclusions: Carry Bag, AC/DC Chargers, Extended Battery
| Made In |
USA |
|---|---|
| Product ID |
IS-401-NA8 |
| Brand Name |
Inogen |
| Battery Duration |
Setting 1 – Double/extended: 5h 49m Setting 2 – Double/extended: 4h 40m Setting 3 – Double/extended: 2h 44m Setting 4 – Double/extended: 1h 47m |
| Inclusions |
Carry Bag, AC/DC Chargers, Extended Battery |
| Dimension |
14"x12"x10 |
| Weight |
11 lbs 6 oz. |
| New/Preowned |
Refurbished |
| Pre-used Hours |
72 |
| Specifications |
Net Weight: 3.5 lbs with extended battery attached Oxygen Flow: Intelligent Delivery Technology® 1-4 pulse dose flow settings Compatibility: Inogen® Connect Bluetooth Mobile App Power Settings: AC Power Supply 100-240V, 50-60Hz (auto sensing to allow worldwide use) DC Power: For mobile use in car/airplane Noise Level: 39 dBA @ setting 2 |
| Manufacturer URL | |
| Shipping Cost |
Free Shipping |
| Stock Status |
Call for status |
| Warranty |
Through 8/16/28 |
Out of stock
The Inogen® G4 Portable Oxygen Concentrator is designed to move with you. Lightweight, quiet, and reliable, as it delivers pulse-dose oxygen with Inogen’s Intelligent Delivery Technology®. With up to 8 years expected service life and FAA approval for carriage and use for air travel, the G4 has the mobility to go where life takes you.
G4: 1-3 LPM
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The Inogen® Rove 6™ Portable Oxygen Concentrator is designed to support an active, comfortable lifestyle with ease. Offering six adjustable flow settings and delivering up to 1,260 mL of oxygen per minute, it adapts seamlessly to your daily routine—whether you’re relaxing at home, heading outdoors, or traveling. Its lightweight, quiet operation and user-friendly design help ensure your oxygen therapy fits naturally into your life, so you can stay focused on what matters most without limitations.
Inclusions: Carry Bag, AC/DC Chargers, Extended Battery, Manual
The Inogen® One G5 Portable Oxygen Concentrator is designed to move with you. Lightweight, quiet, and reliable, as it delivers pulse-dose oxygen with Inogen’s Intelligent Delivery Technology®. With up to 8 years expected service life and FAA approval for carriage and use for air travel, the G5 has the mobility to go where life takes you.
G5: 1-6 LPM
Hours of use: 785
Warranty:
Concentrator Warranty: Manufacturer’s warranty through 5-1-29
Sieve Beds: 1 year
Inclusions: Carry Bag, AC/DC Chargers, Extended Battery
The Inogen® G4 Portable Oxygen Concentrator is designed to move with you. Lightweight, quiet, and reliable, as it delivers pulse-dose oxygen with Inogen’s Intelligent Delivery Technology®. With up to 8 years expected service life and FAA approval for carriage and use for air travel, the G4 the mobility to go where life takes you.
This refurbished 2023 model includes a new manifold, motherboard, columns, upgraded to latest configuration, new housing, and UIP.
G4: 1-3 LPM
Hours of use: 1248
Warranty:
Concentrator Warranty: through 6/22/26
Sieve Beds: 1 year
Inclusions: Carry Bag, AC/DC Chargers, Extended Battery
The CAIRE FreeStyle® Comfort® Portable Oxygen Concentrator is a lightweight, body-contoured portable oxygen solution designed for comfort, flexibility, and everyday mobility. With smart pulse-dose oxygen delivery, five flow settings, long battery life options, and FAA-compliant travel capability, the FreeStyle Comfort helps you stay active with confidence.
16 cell battery included.
Prescription required. Please call to place your order or request assistance.
The OxyGo portable oxygen concentrator offers dependable oxygen therapy in a lightweight, travel-friendly design. With adjustable pulse-dose settings and intelligent oxygen delivery, the system provides efficient oxygen support while remaining easy to carry and operate.
System Features
Adjustable 1–5 pulse dose oxygen settings
Lightweight portable concentrator design
Intelligent Delivery Technology® for efficient oxygen delivery
Ideal for use at home, in the car, or on the go
System Includes
Double battery
AC power supply
DC power supply
Carry bag
Warranty Coverage
60-day warranty on the concentrator
1-year warranty on sieve beds
The Inogen® G4 Portable Oxygen Concentrator is designed to move with you. Lightweight, quiet, and reliable, as it delivers pulse-dose oxygen with Inogen’s Intelligent Delivery Technology®. With up to 8 years expected service life and FAA approval for carriage and use for air travel, the G4 has the mobility to go where life takes you.
This unit comes with a NEW double/extended battery, which is a $499 value.
Unit is no longer supported by Inogen.
G4: 1-3 LPM
Hours of use: 1709
Warranty:
Concentrator: 60 Days
Sieve Beds: 1 year
Inclusions: Carry Bag, AC/DC Chargers, Extended Battery
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