Buying used oxygen concentrators can save you tons of money and still get you a quality piece of equipment. Oxygen Concentrator Depot is part of many pharmacies with service centers, giving us access to many used pieces of oxygen equipment. We service, rent, and buy used home and portable oxygen concentrators. This allows us to offer equipment to the public at a fraction of the cost of a brand new oxygen concentrator. Read below and find the right used portable oxygen concentrator at a fraction of the cost of a new one.
Used Invacare SOLO2
The Invacare SOLO2 is the most reliable and most durable continuous flow portable oxygen concentrator. This oxygen machine produces both continuous and pulse flow. IT IS THE BEST CONTINUOUS FLOW UNIT ON THE MARKET WHEN IT COMES TO BATTERY LIFE! The Invacare SOLO2 can be used 24/7/365 days a year. The patient can use the unit and charge the battery at the same time when plugged into the wall or car!
(Item #5321) - Used Invacare SOLO2 Portable Oxygen Machine (Under 300 Hours) 3 Batteries, Traveling Cart, AC Power Supply, DC Power Supply, Tubing, Filters, Manual. 1-888-846-8769
Unit Back From Service Center- 3/16/13
Cost of Package- $3,195 Call 1-888-846-8769 to reserve package!
(Item #5211) - Used Invacare SOLO2 Oxygen Concentrator (Less than 200 Hours) 1 Battery, AC Power Supply, DC Power Supply, Traveling Cart, Tubing, Filter, Manual. ALL FOR $2,295 1-888-846-8769
Unit Tested and Ready For Sale- 3/20/13
(Item #5498) - Used Invacare SOLO2 Portable Oxygen. (Under 900 Hours) 2 Batteries, Traveling Cart, AC Power Supply, DC Power Supply, Tubing, Filters, Manual. 1-888-846-8769
Unit Tested and Ready For Sale- 3/18/13
Cost of Package- $2,725 Call 1-888-846-8769 to reserve package!
Used SeQual Eclipse
The Sequal Eclipse is the most popular portable oxygen concentrator that has both a continuous and pulse flow oxygen delivery. Great for day or night use when you are on the go and need continuous flow to sleep. 
(Item #9561) Used Sequal Eclipse (Under 300 Hours) Another Unit that got repaired at the Sequal Service Center, Package Comes With, 3 Batteries, External Battery Charger, Traveling Cart, AC Power Supply, DC Power Supply, Upgraded Accessory Bag, Tubing, Filters, Manual
Unit Tested and Ready For Sale 1/23/13
Cost of Package- $3,500 Call 1-888-846-8769 to reserve package! UNIT SOLD 2/24/13
(Item #9562) - Used SeQual Eclipse (Under 500 Hours) This unit has been tested by our technicians and has all new tubing and filters! Package comes with,1 Battery, AC Power Supply, DC Power Supply, Accessory Bag, Traveling Cart, Tubing, Filters, Manual!
Unit Tested and Ready for Sale- 3/17/13
Cost of Package- $2,125 Call 1-888-846-8769 to reserve package!
(Item #5687) - Used SeQual Eclipse (Under 300 Hours) Travelers Pro Package Comes With, 3 Batteries, External Battery Charger, Upgraded Accessory Bag, Tubing, Filters, Manual.
Unit Tested and Ready for Sale 3/19/13
Cost of Package- $3,050 Call 1-888-846-8769 to reserve package!
(Item #8769) - Used Sequal Eclipse (Under 900 Hours) Comes with 1 Battery, Traveling Cart, AC Power Supply, DC Power Supply, Upgraded Accessory Bag, Tubing, Filters, Manual
Unit Tested and Ready for Sale 2/20/13
Cost of Package- $1,600 Call 1-888-846-8769 to reserve package! Unit Sold 2/22/13
(Item #8724) - Used SeQual Eclipse Basic Package (Under 150 Hours) Unit just got back from service center and is working like its brand new!!! You get 1 Battery, Traveling Cart, AC Power Supply, DC Power Supply, Accessory Bag, Tubing, Filters, and a Manual.
Unit Tested and Ready For Sale- 1/25/13
Cost of Package- $2,350 Call 1-888-846-8769 to reserve package!
Used Invacare XPO2
The Invacare Xpo2 is one of the lightest portable oxygen machines you can find. It weighs less than 7 pounds and can easily 
be worn over your shoulder.
(Item #6987) - Used Invacare XPO2 Basic Package (under 450 Hours) This unit just got serviced by Invacare and is running like a unit straight from the factory. Comes with 1 External Battery, 1 Internal Battery, AC Power Supply, DC Power Supply, Custom Carrying Case, Shoulder Strap, Handle Strap, Accessory Bag, Tubing, Filter, Manual
Unit Tested and Ready For Sale 3/20/136
Cost of Package- $2,000 Call 1-888-846-8769 to Reserve Package!
(Item #7895) - OPEN BOX SPECIAL Invacare XPO2 Portable Concentrator (under 50 Hours) This unit traveled with us to a couple COPD Conventions to show patients how it works. This unit still comes with a FULL 5 YEAR MANUFACTURES WARRANTY! It also comes with a Custom Carrying Case, Shoulder Strap, Handle Strap, AC Power Supply, DC Power Supply, Internal Battery, 1 Supplemental Battery, Accessory Bag, Tubing, Filters, Manual
Unit Tested and Ready For Sale 1/25/13
Cost of Package $2,495 Call 1-888-846-8769 to Reserve Package! - UNIT SOLD 1/27/13
(Item #8924) - Used Invacare XPO2 (Under 175 Hours) Repaired Unit by the Manufacturer. Comes with Custom Carrying Case, Shoulder Strap, Handle Strap, AC Power Supply, DC Power Supply, Internal Battery, 2x Supplemental Batteries, Pulse Oximeter, Accessory Bag, Tubing, Filters, Manual.
Unit Tested and Ready For Sale 1/24/13
Cost of Package $2,400 Call 1-888-846-8769 to Reserve Package!
(Item# 6678) - Used Invacare XPO2 Basic Package (Under 600 Hours) Comes with Custom Carrying Case, Shoulder Strap, Handle Strap, AC Power Supply, DC Power Supply, Internal Battery, 1 Supplemental Battery, Accessory Bag, Tubing, Filters, Manual.
Unit Tested and Ready For Sale 2/19/13
Cost of Package- $1,500 Call 1-888-846-8769 to Reserve Package!
Used DeVilbiss IGO
The DeVilbiss IGO portable oxygen concentrator is both a continuous and pulse flow portable oxygen
concentrator. Gaining ground on the SeQual Eclipse. The IGO received its FAA approval a bit later and is now just as popular a unit. Great for oxygen therapy patients that need a unit on the go that they can sleep with as well.
(Item #8675) - Used DeVilbiss iGo (Open Box Special) 1 Battery, AC Power Supply, DC Power Supply, Pulse Oximeter, Traveling Cart with Custom Carrying Case, Tubing, Filters, Manual.
Unit Tested and Ready for Sale 2/18/13
Cost of Package- $2,695 Call 1-888-846-8769 to Reserve Package!
(Item# 1004) - Used DeVilbiss iGo (Less Than 300 Hours) Unit is in great shape with no problems during testing. Comes with 3 Batteries, Traveling Cart with Custom Carrying Case, AC Power Supply, DC Power Supply, Tubing, Filters, Manual.
Unit Tested and Ready for Sale 3/18/13
Cost of Package $3,050 Call 1-888-846-8769 to Reserve Package!
(Item #3154) - Used DeVilbiss iGo Basic Package (Under 750 Hours) Comes with 1 Battery, AC Power Supply, DC Power Supply, Traveling Cart with Custom Carrying Case, Tubing, Filters, Manual.
Unit Tested and Ready for Sale 2/20/13
Cost of Package $1,700 Call 1-888-846-8769 to Reserve Package!
Used Inogen One
The Inogen One is an original. One of the first portable oxygen concentrator machines with FAA approval. Light and compact people still enjoy the Inogen One portable unit.
(Item #9999) - Used Inogen One, Travel Cart, Custom Carry Case, 3 Batteries, External Battery Charger, ALL FOR $1350 1-888-846-8769 SOLD
(Item #9992)- Used Inogen One, Travel Cart, Custom Carry Case, 2 Batteries, And All Accessories, Comes With FREE GTek 191 Finger Pulse Oximeter, ALL FOR $1495 CALL 1-888-846-8769 SOLD
(Item #9998) - Used Inogen One Basic Package, Travel Cart, Custom Carry Case, All New Filters, Finger Pulse Oximeter, All Cleaned Up And Ready To Go. Lowest Price You Will Find On A Portable Oxygen Concentrator. ALL FOR $1395 CALL 1-888-846-8769 SOLD
Used Inogen One G2 Concentrators
The Inogen One G2 Portable Oxygen Concentrator is a top of the line Portable Unit. It's pulse flow only and goes to a setting of 5 on pulse. It weighs 8.5lbs with the extended battery. The Inogen One G2 is also one of the only portable oxygen machines that has a sleep mode technology that allows you to sleep with a pulse flow unit.
(Item #6951) - Used Inogen One G2 OPEN BOX SPECIAL basic package. This unit was used in our show room for patients to look at and it was used to give a couple of demo's. It comes with a 24 Cell (extended) Battery, AC Power Supply, DC Power Supply, Custom Carrying Case, Shoulder Strap, Handle Strap, Traveling Cart, Tubing, Filters, Manual. THIS UNIT STILL HAS A FULL 3 YEAR WARRANTY!!!
Cost of Unit $2,750 Call 1-888-846-8769 to Reserve Unit- UNIT SOLD 1/27/13
(Item #8987) - Used Inogen One G2 (Under 900 Hours) Basic Package. Comes with a 12 Cell (single) Battery, AC Power Supply, DC Power Supply, Custom Carrying Case, Shoulder Strap, Handle Strap, Traveling Cart, Tubing, Filters, Manual.
Unit Tested and Ready for Sale 2/20/13
Cost of Unit $1,500 Call 1-888-846-8769 to Reserve Unit
(Item #7483) - Used Inogen One G2 (Under 200 Hours). This unit just got back from getting serviced. It comes with 2x 24 Cell Batteries, AC Power Supply, DC Power Supply, Custom Carrying Case, Shoulder Strap, Handle Strap, Traveling Cart, Tubing, Filters, Manual.
Tested and Ready for Sale 1/25/13
Cost of Unit $2,925 Call 1-888-846-8769 to Reserve Unit
(Item # 6520) - Used Inogen One G2 (Under 450 Hours) This unit is running like a brand new concentrator. It comes with 1 24 Cell Battery, AC Power Supply, DC Power Supply, Custom Carrying Case, Shoulder Strap, Handle Strap, Traveling Cart, Tubing, Filters, Manual.
Tested and Ready for Sale 1/27/13
Cost of Unit $2,350 Call 1-888-846-8769 to Reserve Unit
Used Inogen One G3 Portable Oxygen Concentrators
The Inogen One G3 is one of the NEWEST portable oxygen concentrators on the market today. It weighs 4.8 lbs with the single (8 cell) battery, so it can easily be worn over your shoulder. It is a pulse flow only unit going up to a setting of 4. And YES, it does have sleep mode technology just like the Inogen One G2.
(Item# 8974) - Used Inogen One G3 portable oxygen concentrator (Under 250 hours) This is a basic package with a 8 Cell (single) Battery, Custom Carrying Case, Shoulder Strap, Handle Strap, AC Power Supply, DC Power Supply, Filters, Tubing, Pulse Oximeter, Manual.
Unit Tested and Ready for Sale 2/20/13
Cost of Unit $2,595 Call 1-888-846-8769 to Reserve Package!
(Item# 1589) - Used Inogen One G3 OPEN BOX UNIT! Fresh off of our showroom floor, this demo Inogen One G3 is a basic package. It comes with a 16 Cell (extended) Battery, Custom Carrying Case, Shoulder Strap, Handle Strap, AC Power Supply, DC Power Supply, Filters, Tubing, Manual.
Cost of Unit $2,995 Call 1-888-846-8769 to Reserve Package!
(Item # 6734) - Used Inogen One G3 (Under 350 hours) Comes with 1x 16 Cell (extended) Battery, Custom Carrying Case, Shoulder Strap, Handle Strap, AC Power Supply, DC Power Supply, Filters, Tubing, Manual
Unit Tested and Ready for Sale 3/20/13
Cost of Unit $2,695 Call 1-888-846-8769 to Reserve Package!
Used AirSep Focus
The AirSep Focus is the SMALLEST FAA Approved portable oxygen concentrator available. Weighing in at 2.75 lbs with battery weight included, the AirSep Focus is small enough to wear around your waist. It will prove to be a hassle free concentrator to travel with or just go about your daily routine.
(Item# 9833) - Used AirSep Focus. Unit comes with 4 External Batteries, AC Power Supply, DC Power Supply, Custom Carrying Case, Tubing, Manual.
Unit Tested and Ready for Sale- 3/19/13
Cost of Unit $3,050 Call 1-888-846-7869 to Reserve Package
(Item# 8521) - Used AirSep Focus Travelers Package. Unit comes with 2 External Batteries, Airsep Battery Belt with Connector, AC Power Supply, DC Power Supply, Custom Carrying Case, Tubing, Manual.
Unit Tested and Ready for Sale- 1/23/13
Cost of Unit $3,200 Call 1-888-846-8769 to Reserve Package - UNIT SOLD 1/28/13
(Item# 6978) - Used AirSep Focus Open Box Special. This is a BRAND NEW CONCENTRATOR! It was used never picked up to purchase, but was taken out of the original box for a patient. Unit Comes with 2 External Batteries, AC Power Supply, DC Power Supply, Custom Carrying Case, Tubing, Manual, and a 3 Year Warranty!
Unit Tested and Ready for Sale- 3/20/13
Cost of Unit $2,995 Call 1-888-846-8769 to Reserve Package
Used AirSep Freestyle
The AirSep Freestyle is one of the lightest oxygen concentrators on the market. It only weighs 4.4lbs and is the QUIETEST concentrator available. It is the perfect portable oxygen machine for traveling and running errands.
(Item# 9876) - AirSep Freestyle Basic Package. Comes with Custom Carrying Case, AC Power Supply, DC Power Supply, Internal Battery, 1 Battery Belt, Filters, Tubing, Manual.
Unit Tested and Ready for Sale 3/18/13
Cost of Unit $2,595 Call 1-888-846-8769
(Item# 8970) - Used Airsep Freestyle portable oxygen concentrator. Unit comes with Custom Carrying Case, AC Power Supply, DC Power Supply, Internal Battery, 1 Battery Belt, Filters, Tubing, Manual
Unit Tested and Ready for Sale 2/17/13
Cost of Unit- $1,700 Call 1-888-846-8769 to Reserve Package UNIT SOLD 2/28/13
(Item# 5280) - Used AirSep Freestyle Travelers Package. Unit comes with Custom Carrying Case, AC Power Supply, DC Power Supply, Internal Battery, 2 Battery Belts, Filters, Tubing, Manual.
Unit Tested and Ready for Sale 1/28/13
Cost of Unit $3,200 Call 1-888-846-8769
Used Oxlife Independence
The Oxlife Independence is a fairly new unit. It has gained ground on the household names like SeQual Eclipse in terms of popularity. This unit does both continuous and pulse flow so it is perfect for the person that travels and needs a concentrator to sleep with at night!
(Item# 3793) - Used Oxlife Independence (Under 375 Hours) basic package. Unit Comes with 2 Batteries, AC Power Supply, DC Power Supply, Accessory Bag, Travel Cart, Pulse Oximeter, Filters, Tubing, Manual.
Unit Tested and Ready for Sale 3/20/13
Cost of Unit $2,295 Call 1-888-846-8769 to Reserve Package
(Item# 3597) - Used Oxlife Independence (Under 150 Hours) Travelers Package. Unit Comes with 4 Batteries, External Battery Charger, AC Power Supply, DC Power Supply, Accessory Bag, Travel Cart, Filters, Tubing, Manual.
Unit Tested and Ready for Sale 1/27/13
Cost of Unit $3,095 Call 1-888-846-8769 to Reserve Package
(Item# 4848) - Oxlife Independence OPEN BOX SPECIAL. This is a demo unit from our showroom that has been used to give patients demonstrations on how to use the unit. Very low hours (Under 45 Hours). Unit comes with 2 Batterys, AC Power Supply, DC Power Supply, Accessory Bag, Travel Cart, Filters, Tubing, Manual.
Cost of Unit $2,795 Call 1-888-846-8769 to Reserve Package - UNIT SOLD 1/30/13
Used Invacare Perfecto 2
The Invacare Perfecto 2 is a 5 liter home oxygen concentrator. One of the most durable home oxygen machines you can find. Its weight is 42 pounds and has wheels, making it easy to move around the house or an R.V..
(Item #7854) - Used Invacare PerfectO2 (Under 500 Hours) BRAND NEW FILTERS installed after being serviced by Invacare. Comes with Extra Filter, Tubing, Manual.
Cost of Unit $550 CALL 1-888-846-8769 to Reserve Unit
*When You Fill Out The Contact Form For A Free Pulse Oximeter, You Will Receive You Free Pulse Oximeter With The Purchase Of A Home Or Portable Oxygen Concentrator. If You Wish Not To Purchase A Home Or Portable Oxygen Concentrator, You Will NOT Receive A Free Pulse Oximeter!