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Oxygen concentrator

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Oxygen concentrator for sale on largest auction and classifieds sites

Home / / Oxygen concentrator refurbished & used for sale | For Sale USA
Inogen one - inogen,

Inogen one - inogen,

$139.00
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Zen oxygen concentrator - zen-o,

Zen oxygen concentrator - zen-o,

$120.00
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Oxygen concentrator filter - , |

Oxygen concentrator filter - , |

$14.95
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Pack devilbiss extended life - 2,

Pack devilbiss extended life - 2,

$19.75
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4ft soft adult oxygen nasal - 4ft,

4ft soft adult oxygen nasal - 4ft,

$15.99
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Inogen one cell - g3, 16

Inogen one cell - g3, 16

$300.00
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4ft soft adult oxygen nasal - adult,

4ft soft adult oxygen nasal - adult,

$13.98
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Portable oxygen concentrator - portable,

Portable oxygen concentrator - portable,

$94.49
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Lot 2new devilbiss oxygen - of,

Lot 2new devilbiss oxygen - of,

$19.65
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Invacare-O2-oxygen-concentrato

Invacare-O2-oxygen-concentrato

$12.95
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Devilbiss igo oxygen - igo,

Devilbiss igo oxygen - igo,

$13.95
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Genuine rhythm oxygen - genuine,

Genuine rhythm oxygen - genuine,

$35.00
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Curmio portable oxygen - curmio,

Curmio portable oxygen - curmio,

$51.99
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Inogen rove 6 16 - inogen, 16-cell

Inogen rove 6 16 - inogen, 16-cell

$299.00
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Brand new inogen one - one, g5

Brand new inogen one - one, g5

$349.00
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Inogen 502 replacement - inogen, rp-502

Inogen 502 replacement - inogen, rp-502

$149.99
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Resone oxygen tubing - 50,

Resone oxygen tubing - 50,

$17.99
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Oxygen concentrator filter

Oxygen concentrator filter

$5.60
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Pack secondary filter for - filter,

Pack secondary filter for - filter,

$19.95
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Portable oxygen concentrator - portable,

Portable oxygen concentrator - portable,

$77.39
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Claire 1056 - claire, (2400)

Claire 1056 - claire, (2400)

$399.99
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Pack 5ft adult oxygen - 10, 6.5ft

Pack 5ft adult oxygen - 10, 6.5ft

$16.90
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Charger for inogen one - g1, g2

Charger for inogen one - g1, g2

$22.99
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Yxmeiguo lightweight portable - yxmeiguo,

Yxmeiguo lightweight portable - yxmeiguo,

$55.28
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Invacare perfecto2 oxygen - perfecto2,

Invacare perfecto2 oxygen - perfecto2,

$15.10
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Pack oxygen tubing 10ft - 3,

Pack oxygen tubing 10ft - 3,

$16.99
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Fingertip pulse oximeter blood - oximeter,

Fingertip pulse oximeter blood - oximeter,

$5.99
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Inogen oxygo 316 16 cell - inogen, ba-316

Inogen oxygo 316 16 cell - inogen, ba-316

$115.00
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New sealed inogen one - sealed!,

New sealed inogen one - sealed!,

$249.99
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Inogen maintenance kit - inogen,

Inogen maintenance kit - inogen,

$200.00
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Inogen one rove - rove, oxygo

Inogen one rove - rove, oxygo

$109.99
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New inogen 408 double - inogen,

New inogen 408 double - inogen,

$239.99
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Oxygen concentrator humidifier - concentrator,

Oxygen concentrator humidifier - concentrator,

$26.84
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Oxygen concentrators backpack - oxygen,

Oxygen concentrators backpack - oxygen,

$76.42
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Packs 7ft nasal oxygen - packs,

Packs 7ft nasal oxygen - packs,

$14.85
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Sunset bfh6s invacare 2000806 - sunset,

Sunset bfh6s invacare 2000806 - sunset,

$12.00
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Pack invacare oxygen - 2,

Pack invacare oxygen - 2,

$23.25
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Genuine 400 battery - genuine, ba-400

Genuine 400 battery - genuine, ba-400

$91.00
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Respironics 1116817 oxygen - respironics,

Respironics 1116817 oxygen - respironics,

$124.99
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Inogen one battery charger

Inogen one battery charger

$288.88
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Genuine 400 battery for - genuine, ba-400

Genuine 400 battery for - genuine, ba-400

$110.00
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Pack 4ft white - pack,

Pack 4ft white - pack,

$19.90
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Caire sequal eclipse - caire,

Caire sequal eclipse - caire,

$69.99
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Oxygen tank holder portable - oxygen,

Oxygen tank holder portable - oxygen,

$26.39
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Portable oxygen concentrator - portable,

Portable oxygen concentrator - portable,

$52.89
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New inogen rove 6 - /,

New inogen rove 6 - /,

$45.50
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Respironics simplygo portable - respironics,

Respironics simplygo portable - respironics,

$55.99
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Gce zen lite ip22 oxygen - gce,

Gce zen lite ip22 oxygen - gce,

$16.99
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Low flow flowmeter - low, o2

Low flow flowmeter - low, o2

$68.50
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Inogen one battery charger - inogen, g3

Inogen one battery charger - inogen, g3

$119.00
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Drive devilbiss igo2 portable - igo2,

Drive devilbiss igo2 portable - igo2,

$39.99
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Varon oxygen concentrator - varon,

Varon oxygen concentrator - varon,

$99.99
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Devilbiss igo oxygen - igo,

Devilbiss igo oxygen - igo,

$19.45
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Resone 7ft high - 7ft, soft

Resone 7ft high - 7ft, soft

$18.99
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New devilbiss oxygen - devilbiss,

New devilbiss oxygen - devilbiss,

$19.69
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For inogen one - g1, g5

For inogen one - g1, g5

$11.49
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20pcs oxygen tube - oxygen, support

20pcs oxygen tube - oxygen, support

$9.56
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Premium clear crush - crush, resistant

Premium clear crush - crush, resistant

$11.99
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Universal oxygen concentrator - oxygen,

Universal oxygen concentrator - oxygen,

$9.25
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New oem ref 1116817 - oem,

New oem ref 1116817 - oem,

$315.00
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Invacare mobilairefilter kit - invacare,

Invacare mobilairefilter kit - invacare,

$15.95
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Pack devilbiss extended life - extended,

Pack devilbiss extended life - extended,

$22.50
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Wire ready rack for - ready-rack, homefill

Wire ready rack for - ready-rack, homefill

$99.99
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Oxygen analyzer professional - oxygen,

Oxygen analyzer professional - oxygen,

$102.99
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Clear inlet filter - clear,

Clear inlet filter - clear,

$12.50
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Pack oxygen tubing support - 12,

Pack oxygen tubing support - 12,

$9.01
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Oxygen concentrator filter

Oxygen concentrator filter

$8.00
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Rhythm healthcare lm5ba - rhythm,

Rhythm healthcare lm5ba - rhythm,

$12.98
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Pack oxygen tubing 2 - oxygen,

Pack oxygen tubing 2 - oxygen,

$13.99
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Water bottle humidifier - bottle,

Water bottle humidifier - bottle,

$1.00
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Devilbiss 303 525 - devilbiss, &

Devilbiss 303 525 - devilbiss, &

$12.99
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Megmeet mango120 15bx dev - megmeet, mango120-15bx-dev

Megmeet mango120 15bx dev - megmeet, mango120-15bx-dev

$54.95
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Pack respironics micro - 3,

Pack respironics micro - 3,

$12.10
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Oxygen concentrator parts - oxygen-concentrator,

Oxygen concentrator parts - oxygen-concentrator,

$50.00
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Medium concentration elongated - medium,

Medium concentration elongated - medium,

$14.50
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Pack oxygen supply - -,

Pack oxygen supply - -,

$23.95
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Oxygen masks 5 nasal - oxygen,

Oxygen masks 5 nasal - oxygen,

$18.90
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Nasal cannula - 7/16/25,

Nasal cannula - 7/16/25,

$11.99
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Devilbiss 525dd 110 rotary - 525dd-110,

Devilbiss 525dd 110 rotary - 525dd-110,

$69.99
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5pk 25ft oxygen supply tubing - 25ft,

5pk 25ft oxygen supply tubing - 25ft,

$30.03
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Adapter for caire freestyle - ,

Adapter for caire freestyle - ,

$35.00
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Medium concentration elongated - concentration,

Medium concentration elongated - concentration,

$8.50
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Pack devilbiss extended - 2,

Pack devilbiss extended - 2,

$18.49
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Humidifier bottle and tubing - humidifier,

Humidifier bottle and tubing - humidifier,

$15.18
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Compact portable - compact, o2

Compact portable - compact, o2

$46.40
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Oxygen tubing support reels - support,

Oxygen tubing support reels - support,

$9.67
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Drive devilbiss igo2 portable - drive,

Drive devilbiss igo2 portable - drive,

$24.99
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Nasal cannula - 7/16/25, ft

Nasal cannula - 7/16/25, ft

$13.99
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Pack oxygen tubing - pack,

Pack oxygen tubing - pack,

$15.49
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Salter labs bubble humidifier - salter,

Salter labs bubble humidifier - salter,

$10.05
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5000mah rechargeable li - rechargeable,

5000mah rechargeable li - rechargeable,

$69.99
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Retractable oxygen - retractable,

Retractable oxygen - retractable,

$53.95
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Curmio portable oxygen - curmio,

Curmio portable oxygen - curmio,

$56.29
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Caire freestyle comfort - freestyle,

Caire freestyle comfort - freestyle,

$35.37
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Wide range ozone user - range,

Wide range ozone user - range,

$312.50
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New genuine 9wh - genuine, ba-400

New genuine 9wh - genuine, ba-400

$91.89
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📊96 listings · from $1 · avg $67.02

Browse 96 oxygen concentrator listings currently in our index. Prices range from $1 to $399.99, with an average of $67.02. Whether you are hunting for a bargain or looking for a top-spec model, the selection below covers all price points — new, used and refurbished. More about oxygen concentrator →

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Everything you need to know about oxygen concentrator

Whether you are looking for a brand-new or second-hand oxygen concentrator, eBay offers one of the largest selections available online. With 96 active listings at the time of this page's last update, you have plenty of choice across different conditions, sellers and price points. The cheapest option currently starts at $1, while premium listings can reach $399.99 — giving you a wide budget spread to work with. The average price of $67.02 can serve as a useful benchmark: listings below this tend to be used or auction-style, while those above often include extra accessories, warranties, or are sold by professional sellers with high feedback scores. Always check the seller's feedback rating and return policy before committing to a purchase. If you need the item quickly, filter by "Buy It Now" to avoid the uncertainty of auctions. For used items, look closely at the condition description and photos — terms like "good", "very good" and "like new" can mean very different things depending on the seller.

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