
G4 Systems & Accessories
Introducing the next innovation to portable oxygen delivery: the Inogen One G4, capable of full 24/7 oxygen delivery in an unbelievably small package! Offering 1-3 flow settings, the Inogen One G4 is one of the smallest, lightest and quietest units available to the oxygen user today.

INOGEN ONE G4 System
3-Year Warranty System
MSRP: $2,495 SALE: $2,295
System Includes:
- One single battery
- Concentrator
- Standard 3-year warranty
- AC/DC power supplies
- Carry bag, user manual
- Meets FAA requirements
- Intelligent Delivery Technology®
- Bluetooth System Inogen Connect App
Compare Inogen Systems
Additional Packages for the Inogen One G4 System
FREEDOM PACKAGE 1
MSRP: $3,495 SALE: $2,795
System Includes:
- Three Single Batteries
- Concentrator
- Lifetime Warranty
- AC/DC power supplies
- Carry Bag, User Manual
- Bluetooth System
- Inogen Connect App
FREEDOM PACKAGE 2
MSRP: $3,495 SALE: $2,795
System Includes:
- One Single Battery
- One Double Battery
- Concentrator
- Lifetime Warranty
- AC/DC power supplies
- Carry Bag, User Manual
- Bluetooth System
- Inogen Connect App
FREEDOM PACKAGE 3
MSRP: $3,765 SALE: $3,065
System Includes:
- Two Double Batteries
- Concentrator
- Lifetime Warranty
- AC/DC power supplies
- Carry Bag, User Manual
- Bluetooth System
- Inogen Connect App

G4 Accessories
From backpacks to backup batteries, find the gear you need to carry and maintain your oxygen concentrator with greater comfort and peace of mind.