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A LIVE Oxygen Specialist: Customer Service: 1-877-466-4364 Reclaim your independence and enjoy greater mobility with the compact design and long-lasting battery of the Inogen One portable oxygen concentrator. Learn More: Inogen One Oxygen Concentrators Discover how a small, lightweight portable oxygen concentrator can help you reclaim your freedom from oxygen refills and heavy tanks. Fill out the form below to request more information! Learn More: Portable Oxygen Leave the limits of yesterday’s oxygen therapy behind and discover Oxygen. Anytime. Anywhere. The Inogen One G3 is portable and lightweight, with a long battery life. Learn More: Inogen One G3 System Small, lightweight, quiet, and energy-efficient, the Inogen At Home is designed to be your perfect companion for oxygen use in the home. Click below to learn more about this innovative home oxygen concentrator! Learn More: Inogen At Home Oxygen Concentrator REQUEST A FREE INFORMATION KIT1 It's fast and free. Simply fill out the fields below! State State AL AK AZ AR CA CO CT DE DC FL GA HI ID IL IN IA KS KY LA ME MD MA MI MN MS MO MT NE NV NH NJ NM NY NC ND OH OK OR PA RI SC SD TN TX UT VT VA WA WV WI WY submit Thank you for your request An oxygen specialist will contact you shortly. 1 (800) 678-5572 Sorry, we encountered a problem We are having issues handling your request. Please call us. Inogen Cares As an accredited homecare provider, Inogen has created a line of innovative oxygen concentrators that empower people to take back their freedom from lung disease. Since we started, we’ve been focused on oxygen therapy. About Us Clinically Validated Technology advancements through research, development and testing can change lives for the better. That’s our philosophy and that’s why our products are clinically validated. See Our Studies Benefits of Portable Oxygen Concentrators For those who use oxygen therapy, life is hard when worrying about running out of oxygen in a tank. Discover how an oxygen concentrator from Inogen can help you or a loved one. See The Benefits Portable Oxygen Concentrators Our products are created and manufactured in the United States. Inogen One G3 Find your freedom to breathe anywhere, anytime without managing oxygen refills or carrying heavy oxygen tanks. The Inogen One G3 portable oxygen concentrator is your at-home or on-the-go solution for oxygen therapy, in a small and lightweight form. Take it with you around town, on the road, or on a cruise! Inogen One G3 Systems G3 Accessories Compare Systems Inogen One G2 Not just a mobile concentrator but a round-the-clock concentrator that is reliable and durable. The Inogen One G2 portable oxygen concentrator is approved for use at home, on the go and for travel on any US airline. It is designed to be a single solution that can do it all! Inogen One G2 Systems G2 Accessories Compare Systems Home Oxygen Concentrator Inogen At Home System Small, lightweight, quiet, and energy efficient, the Inogen At Home is your perfect companion for oxygen use while at home. It is designed to be the most efficient choice for your next home oxygen concentrator, so contact Inogen today to upgrade your home oxygen therapy. Inogen At Home System CUSTOMER STORIES "So many things are now possible. I feel like my old self again. If you want your life back, get an Inogen." - Carol Z. "The Inogen customer service reps have been outstanding with their follow up and service. My grandson is a blessing!" - Carl G. "I had been told that Inogen made the best POC on the market, so I called to inquire about it. When I learned that the Inogen came with a lifetime warranty, I decided to buy it, and I am so happy now that I did." - Sarah G. "The Inogen is lighter and does not leave me high and dry with no air. Where a bottle will run out when you need it the most." - Richard K. "The personnel at Inogen have been a delight to work with and are excellent in Customer Care. My neighbor commented one day as I returned home - boy, you sure get around with that thing. How true! I am very happy with my Inogen One." - Barbara J. Visit the Customer Stories section for videos and inspiring stories of newfound freedom. View All CUSTOMER STORIES Connect With Us Information Kit Request a FREE information kit to receive detailed information about our products. Request Kit1 Call Us Today Call now to speak to an Inogen representative to learn more about our products. 1-800-678-5572 Oxygen. Anytime. Anywhere.® Contact Contact UsView & Pay StatementPrivacy PolicyTerms & ConditionsTerms of Use Company About UsReseller PolicyCareersSite Map Follow Us Inogen 2015. All rights reserved. Specifications apply to all units produced after October 13, 2013. 1By submitting this information, I authorize Inogen to contact me, including by phone.