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Certified Pre-Owned Inogen® Rove 4 Portable Oxygen Concentrator
Customers rate us 4.8/5 based on 106 reviews.

Certified Pre-Owned Inogen® Rove 4 Portable Oxygen Concentrator

by Inogen
Save $300.00 Save $300.00
$2,995.00
$2,995.00 - $2,995.00
$2,995.00
$2,695.00
$2,695.00 - $2,695.00
$2,695.00
🚚 Next Day Delivery

Delivered by Tue, Oct 7

📦 Order by 3PM CDT for same-day shipping

In Stock & Ready to Ship

✓ Official Authorized Inogen Dealer
✓ Questions? Call us for expert help & special offers +1 712-435-1306
Talk to an Oxygen Expert

Note: This unit is certified pre-owned. If you are looking for a new unit, please refer to this page.

The Inogen® Rove 4™ 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 Rove 4™ offers the mobility to go where life takes you.

Why Choose Vital Care USA?

Best Price Guarantee

We guarantee the lowest price on all portable oxygen concentrators.

BBB A+ Accredited

We’re A+ rated by the Better Business Bureau and trusted by customers worldwide.

Inogen Authorized Dealer

We’re one of only two Inogen-authorized dealers—buying elsewhere risks inauthentic or used products.

Free Next Day Shipping

All portable oxygen systems include free next-day delivery.

Compact & Portable

Weighs less than a gallon of milk — easy to lift, carry, and take anywhere.

Pulse Dose Delivery

Delivers oxygen the moment you breathe in — automatically adjusts to your needs.”

Oxygen Flow

Strong, steady oxygen delivery for active lifestyles and peace of mind.

Long-Life Battery

Up to 5+ hours of power with the extended battery— go all day without worrying about recharging.

Reliable Oxygen, Where Life Takes You

Reliable Oxygen, Where Life Takes You

Whether you're heading to the store, visiting family, or just enjoying the outdoors, the Inogen® Rove 4™ can help keep you moving. Its lightweight and compact design fits into your lifestyle to help provide a seamless fit.

Designed with Patients in Mind

Designed with Patients in Mind

The Inogen® Rove 4™ offers a compact and quiet, 39 dBA at flow setting 2, solution for patients who want to live without the limit of a heavy oxygen tank. Designed for reliability and ease of use, the lightweight Rove 4™ delivers pulse-dose oxygen with Intelligent Delivery Technology—making it an ideal for everyday use, travel, and keeping up with your favorite social activities.

Lighter Than a Gallon of Milk — Built for Everyday Freedom

Lighter Than a Gallon of Milk — Built for Everyday Freedom

At just 2.9 lbs with its standard battery, the Inogen® Rove 4™ was designed to offer confidence to leave the home with its small size and light weight. But don't let its size fool you - it delivers the power and performance of 4 pulse dose flow settings to help you stay active and moving.

Redeem Your Miles With Oxygen By Your Side

Redeem Your Miles With Oxygen By Your Side

Grab your boarding pass. The Inogen® Rove 4™ meets FAA acceptance criteria for portable oxygen concentrators used on board aircraft. With multiple battery configurations, external battery charging options, and a lightweight system you can carry at your side, traveling with oxygen therapy doesn't have to be off the table.

Getting Started with the Rove™ 4

What's in the Box?

Dimension 5.83 x 2.64 x 7.5 (Height includes standard battery)
Net Weight 2.9 lbs with standard battery
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
Battery Up to 5 hours on setting 1 with the standard battery. Adjustable battery options fit your daily needs.
Noise Level 39 dBA @ setting 2
Concentrator 3 Years or Lifetime
Concentrator Sieve Beds and Accessories: 1 year
Additional Note: When it comes to warranties we’ve put together two customer warranties to best suit your individual needs. Our first option is a standard Three-Year Warranty or our second option is a Lifetime Warranty.

Let customers speak for us

from 106 reviews
Michael Perez
Chariot II Standard Hemi Wheelchair

Its perfect. Thank you

Johnny Gates
Vital Care USA
Works like a charm

We bought the Joerns bed for my mother and it's been amazing. Easy to adjust and very sturdy.

Michelle Stephens
Vital Care USA
Highly recommend

It arrived quickly and the quality is top-notch. Appreciate the care in packaging too.

Jason Cordova
Vital Care USA
No complaints here

It arrived quickly and the quality is top-notch. Appreciate the care in packaging too.

Gloria Martin
Vital Care USA
I'm very satisfied

Easy to assemble and feels very secure. Instructions were clear as well.

Maria Kelley
Vital Care USA
No complaints here

My wife loves it. It's helped tremendously with her recovery.

Nicholas Cruz
Vital Care USA
Great quality and easy to use

We bought the Joerns bed for my mother and it's been amazing. Easy to adjust and very sturdy.

Ashley Harmon
Vital Care USA
Would buy again

We’ve tried others but this one finally met our needs. Happy with the purchase.

Johnathan Cook
Vital Care USA
Very pleased with the product

Sturdy, well-made and fits perfectly in our room. Definitely a smart purchase.

James Rivera
Vital Care USA
No complaints here

Customer service was helpful and the delivery was right on time.

Timothy Wise
Vital Care USA
Would buy again

We bought the Joerns bed for my mother and it's been amazing. Easy to adjust and very sturdy.

Andrew Adams
Vital Care USA
Fantastic product

We bought the Joerns bed for my mother and it's been amazing. Easy to adjust and very sturdy.

Donna Taylor
Vital Care USA
Very pleased with the product

The Hoyer lift has been a game changer for us. Makes transfers much safer and simpler.

Robin Strickland
Vital Care USA
I'm very satisfied

My dad uses the Proactive system daily and it's helped prevent pressure sores.

Robert Brown
Vital Care USA
Great quality and easy to use

This Prius mattress is extremely comfortable and supportive. Great for long-term use.

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