The Inogen One G3 is a compact, portable oxygen concentrator designed for active oxygen users who value freedom, mobility, and independence. Whether you're traveling, running errands, or simply enjoying time outdoors, the G3 delivers reliable oxygen therapy without the need for bulky tanks or continuous refills. With its FAA approval for in-flight use, quiet operation, and long battery life, it’s one of the most trusted solutions for patients with chronic respiratory conditions such as COPD, pulmonary fibrosis, or other lung diseases.
Developed by Inogen, a leading innovator in oxygen therapy, the One G3 features pulse dose delivery, meaning it delivers oxygen only when you inhale—making it energy-efficient and ideal for extended use. The G3's design prioritizes both performance and portability, allowing you to maintain your lifestyle without compromise.
Ultra-Portable Design: Weighs approximately 4.8 pounds with a single battery—light enough to carry in a shoulder bag or backpack.
Pulse Dose Technology: Delivers oxygen in response to your breath, providing efficient and precise therapy.
Multiple Flow Settings: Adjustable settings from 1 to 5 to match a wide range of oxygen needs.
Long Battery Life: Offers up to 4.7 hours on a single battery and up to 10 hours with a double battery.
Quiet Operation: Operates at a whisper-quiet level, making it perfect for use during sleep or in quiet environments.
FAA Approved: Approved for use on commercial flights—ideal for travelers.
User-Friendly LCD Display: Simple controls with clear readings for flow setting, battery life, and status indicators.
Eco-Friendly: No tanks or refills—just plug in to recharge the battery or use AC/DC power.
Weight: ~4.8 lbs (single battery) / ~5.7 lbs (double battery)
Dimensions: 7.25" H x 3" W x 8.75" L
Oxygen Flow Settings: Pulse dose levels 1–5
Battery Duration:
Single Battery: Up to 4.7 hours
Double Battery: Up to 10 hours
Power: AC (100-240V), DC car charger, and rechargeable lithium-ion battery
Sound Level: Around 39 decibels at setting 2
Operating Altitude: Up to 10,000 feet
Individuals requiring supplemental oxygen on a daily or continuous basis
Frequent travelers or those with an active lifestyle
Patients looking for a quiet, discreet, and reliable oxygen therapy solution
Oxygen users seeking an alternative to traditional tanks or liquid oxygen
Inogen One G3 Portable Concentrator
Single or Double Rechargeable Battery (varies by model)
AC and DC Power Supply Cords
Carry Bag with Strap
User Manual
Optional: External Battery Charger, Backpack, or Rolling Cart