For Sale USA

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
Varon 101w household ox - varon,

Varon 101w household ox - varon,

$200.00
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Inogen 500 ion battery - inogen, ba-500

Inogen 500 ion battery - inogen, ba-500

$123.50
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Inogen 408 double battery - inogen,

Inogen 408 double battery - inogen,

$225.00
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Hoomsoins oxygen - hoomsoins,

Hoomsoins oxygen - hoomsoins,

$119.95
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Inogen 408 ion battery - ba-408, li-ion

Inogen 408 ion battery - ba-408, li-ion

$85.99
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Devilbiss igo oxygen - igo,

Devilbiss igo oxygen - igo,

$13.49
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Please read description - *please,

Please read description - *please,

$75.00
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Lifecare freedom oxygen - lifecare,

Lifecare freedom oxygen - lifecare,

$44.95
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Medium concentration elongated - medium,

Medium concentration elongated - medium,

$16.50
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P200 battery for rhythm - battery,

P200 battery for rhythm - battery,

$95.99
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Oxygen concentrator filter

Oxygen concentrator filter

$6.80
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Respironics everflo compressor - respironics,

Respironics everflo compressor - respironics,

$10.00
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New genuine 400 1400 2010 - ba-400, 1400-2010-4

New genuine 400 1400 2010 - ba-400, 1400-2010-4

$122.00
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Wide range ozone user - ozone,

Wide range ozone user - ozone,

$312.50
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Packs 7ft nasal - 7ft, oxygen

Packs 7ft nasal - 7ft, oxygen

$14.85
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Respironics everflo universal - respironics,

Respironics everflo universal - respironics,

$17.49
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Oxygen humidifier bottle for - oxygen,

Oxygen humidifier bottle for - oxygen,

$14.22
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Pack 5ft adult oxygen - 6.5ft,

Pack 5ft adult oxygen - 6.5ft,

$16.90
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Claire 1056 - 1056–1,

Claire 1056 - 1056–1,

$399.99
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Oxygen concentrator parts - oxygen-concentrator,

Oxygen concentrator parts - oxygen-concentrator,

$50.00
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P201 battery for rhythm - ba-p201,

P201 battery for rhythm - ba-p201,

$95.99
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New inogen rove - inogen, 8-cell

New inogen rove - inogen, 8-cell

$800.00
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Portable oxygen concentrator - oxygen,

Portable oxygen concentrator - oxygen,

$79.19
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Inogen rove replacement - inogen,

Inogen rove replacement - inogen,

$118.00
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Respironics everflo universal - respironics,

Respironics everflo universal - respironics,

$11.95
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Yxmeiguo lightweight portable - lightweight,

Yxmeiguo lightweight portable - lightweight,

$54.34
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Water bottle humidifier for - bottle,

Water bottle humidifier for - bottle,

$1.00
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Inogen one replacement - inogen, g5

Inogen one replacement - inogen, g5

$150.93
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Inogen one replacement - inogen, g4

Inogen one replacement - inogen, g4

$150.39
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Rove replacement oxygen - 4,

Rove replacement oxygen - 4,

$196.51
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Concentrator intake filter - o2,

Concentrator intake filter - o2,

$13.49
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Sunset bfh6s invacare - bfh6s, 2000806

Sunset bfh6s invacare - bfh6s, 2000806

$12.00
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Invacare-O2-oxygen-concentrato

Invacare-O2-oxygen-concentrato

$11.79
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Oxygen concentrators backpack - oxygen,

Oxygen concentrators backpack - oxygen,

$81.68
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Maxtech r217p62 maxo2 oxygen - maxtech,

Maxtech r217p62 maxo2 oxygen - maxtech,

$169.99
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Invacare perfecto2 oxygen - invacare,

Invacare perfecto2 oxygen - invacare,

$14.79
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Oxygen concentrator cartridge - oxygen,

Oxygen concentrator cartridge - oxygen,

$15.00
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New oem ref - new, battery

New oem ref - new, battery

$315.00
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10l zeolite oxygen - l, 5l

10l zeolite oxygen - l, 5l

$389.00
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High concentration ozone - high,

High concentration ozone - high,

$312.50
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Oxygen concentrator filter

Oxygen concentrator filter

$8.40
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Pack devilbiss extended life - devilbiss,

Pack devilbiss extended life - devilbiss,

$19.75
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Oxygen masks 5 nasal - 5,

Oxygen masks 5 nasal - 5,

$18.90
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Oxygen tubing swivel - oxygen,

Oxygen tubing swivel - oxygen,

$24.59
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Inogen hip bag for - inogen,

Inogen hip bag for - inogen,

$70.00
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50ft oxygen tubing green crush - 50ft,

50ft oxygen tubing green crush - 50ft,

$13.89
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Dwcheck pack oxygen - dwcheck,

Dwcheck pack oxygen - dwcheck,

$14.91
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Humidifier connector adapter - humidifier,

Humidifier connector adapter - humidifier,

$15.99
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Nasal cannula - 7/16/25,

Nasal cannula - 7/16/25,

$13.99
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Portable oxygen concentrator - portable,

Portable oxygen concentrator - portable,

$77.39
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Caire freestyle comfort - freestyle,

Caire freestyle comfort - freestyle,

$72.99
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120w charger for - inogen, g1

120w charger for - inogen, g1

$59.90
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Clear inlet filter for - clear,

Clear inlet filter for - clear,

$12.50
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Oxygen humidifier bottle for - humidifier,

Oxygen humidifier bottle for - humidifier,

$19.99
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Caire sequal eclipse 5943 - caire,

Caire sequal eclipse 5943 - caire,

$37.00
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Lot intake filter - 3-,

Lot intake filter - 3-,

$25.00
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Pcs oxygen supply tubing - 5,

Pcs oxygen supply tubing - 5,

$16.99
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Devilbiss igo oxygen - devilbiss,

Devilbiss igo oxygen - devilbiss,

$18.75
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Pack oxygen tubing 25ft - oxygen, tubing,25ft

Pack oxygen tubing 25ft - oxygen, tubing,25ft

$26.44
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20pcs oxygen tube - oxygen,

20pcs oxygen tube - oxygen,

$9.73
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Pack oxygen tubing 10ft - pack,

Pack oxygen tubing 10ft - pack,

$15.59
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Oxygen concentrator humidifier - oxygen,

Oxygen concentrator humidifier - oxygen,

$26.84
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Pack high flow - pack, soft

Pack high flow - pack, soft

$13.90
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Premium clear crush - clear, resistant

Premium clear crush - clear, resistant

$11.99
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Life corp 612 emergency - corp, life-2-612

Life corp 612 emergency - corp, life-2-612

$525.00
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Gce zen lite ip22 oxygen - zen-o,

Gce zen lite ip22 oxygen - zen-o,

$17.99
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Pack oxygen concentrator - oxygen,

Pack oxygen concentrator - oxygen,

$12.82
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Lot humidification - lot, 5-humidification

Lot humidification - lot, 5-humidification

$28.00
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2200mah rechargeable - 14.8v,

2200mah rechargeable - 14.8v,

$45.99
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5pk 25ft oxygen supply tubing - 5pk,

5pk 25ft oxygen supply tubing - 5pk,

$28.74
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Drive devilbiss igo2 - devilbiss, portable

Drive devilbiss igo2 - devilbiss, portable

$39.99
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24v adapter for - 24v, dc

24v adapter for - 24v, dc

$49.99
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Portable oxygen concentrator - portable,

Portable oxygen concentrator - portable,

$79.19
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Concepts oxlife - concepts, (oem)

Concepts oxlife - concepts, (oem)

$199.99
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Nispira intake filter for - filter,

Nispira intake filter for - filter,

$20.99
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High flow oxygen - high,

High flow oxygen - high,

$19.29
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For inogen one g4 g5 - one, g3

For inogen one g4 g5 - one, g3

$11.49
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Filter respironics - 2,

Filter respironics - 2,

$20.78
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Pediatric oxygen mask 7 - oxygen, 7'

Pediatric oxygen mask 7 - oxygen, 7'

$9.99
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Replacement drive devilbiss - replacement,

Replacement drive devilbiss - replacement,

$13.97
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Devilbiss igo oxygen - igo,

Devilbiss igo oxygen - igo,

$20.98
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24v charger for oxygo oxygen - 24v,

24v charger for oxygo oxygen - 24v,

$23.49
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Fresh oxygen supply - fresh,

Fresh oxygen supply - fresh,

$12.99
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Oxygen concentrator humidifier - oxygen,

Oxygen concentrator humidifier - oxygen,

$24.46
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Arya mini portable - arya, oxygen

Arya mini portable - arya, oxygen

$150.00
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Nispira intake filter for - nispira, ef

Nispira intake filter for - nispira, ef

$32.99
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Devilbiss 303 525 - &,

Devilbiss 303 525 - &,

$12.99
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Oxygen tube support - oxygen,

Oxygen tube support - oxygen,

$7.98
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Upgraded oxygen concentrator - upgraded,

Upgraded oxygen concentrator - upgraded,

$23.16
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Pack respironics micro - -,

Pack respironics micro - -,

$11.95
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Devilbiss igo oxygen - igo,

Devilbiss igo oxygen - igo,

$30.98
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Salter bubble humidifier - 3,

Salter bubble humidifier - 3,

$17.89
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Universal respironics everflo - universal,

Universal respironics everflo - universal,

$8.49
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Backpack inogen for g3 - backpack,

Backpack inogen for g3 - backpack,

$34.89
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Inogen battery 516 - !,

Inogen battery 516 - !,

$259.95
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Oxygen mask with - mask,

Oxygen mask with - mask,

$39.99
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📊96 listings · from $1 · avg $77.52

Browse 96 oxygen concentrator listings currently in our index. Prices range from $1 to $800, with an average of $77.52. 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 $800 — giving you a wide budget spread to work with. The average price of $77.52 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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