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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 double - one,

Inogen one double - one,

$200.00
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Hoomsoins oxygen - hoomsoins, 30%

Hoomsoins oxygen - hoomsoins, 30%

$119.95
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1000 roads ewot exercise - roads,

1000 roads ewot exercise - roads,

$1999.00
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Inogen one rolling - inogen,

Inogen one rolling - inogen,

$110.00
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Inogen 500 ion - inogen, battery

Inogen 500 ion - inogen, battery

$123.50
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Generador oxígeno - generador,

Generador oxígeno - generador,

$235.99
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P200 battery for rhythm - ba-p200,

P200 battery for rhythm - ba-p200,

$95.99
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Inogen 408 ion battery - inogen,

Inogen 408 ion battery - inogen,

$85.99
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Oxygen humidifier bottle for - bottle,

Oxygen humidifier bottle for - bottle,

$14.22
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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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Resone oxygen tubing straight - tubing,

Resone oxygen tubing straight - tubing,

$7.40
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External battery charger - external,

External battery charger - external,

$275.00
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Wide range ozone user - range,

Wide range ozone user - range,

$312.50
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Complete oxygen bar package - bar,

Complete oxygen bar package - bar,

$1750.95
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Packs 7ft nasal - 10,

Packs 7ft nasal - 10,

$14.85
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Devilbiss igo oxygen - devilbiss,

Devilbiss igo oxygen - devilbiss,

$13.49
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Please read description - read, description*

Please read description - read, description*

$75.00
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Pack 5ft adult oxygen - adult,

Pack 5ft adult oxygen - adult,

$16.90
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Inogen 502 replacement - inogen, rp-502

Inogen 502 replacement - inogen, rp-502

$149.99
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New genuine 400 - genuine, ba-400

New genuine 400 - genuine, ba-400

$122.00
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P201 battery for rhythm - battery,

P201 battery for rhythm - battery,

$95.99
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Oxygen humidifier bottle for - oxygen,

Oxygen humidifier bottle for - oxygen,

$14.45
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Igo2 replacement battery drive - igo2,

Igo2 replacement battery drive - igo2,

$89.95
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Oxygen concentrator filter

Oxygen concentrator filter

$6.80
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Respironics everflo universal - everflo,

Respironics everflo universal - everflo,

$11.95
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Portable oxygen concentrator - portable,

Portable oxygen concentrator - portable,

$94.49
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New sealed inogen one - new, sealed!

New sealed inogen one - new, sealed!

$249.99
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Rove replacement oxygen - 4,

Rove replacement oxygen - 4,

$196.51
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Inogen one replacement - one,

Inogen one replacement - one,

$150.39
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Factory sealed rhythm - sealed,

Factory sealed rhythm - sealed,

$350.00
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Pure ozone machine kit - machine,

Pure ozone machine kit - machine,

$390.00
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Respironics everflo universal - everflo,

Respironics everflo universal - everflo,

$17.49
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Claire 1056 - claire,

Claire 1056 - claire,

$399.99
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Inogen one replacement - inogen, g5

Inogen one replacement - inogen, g5

$150.93
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New oem ref 1116817 - oem,

New oem ref 1116817 - oem,

$315.00
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Pack devilbiss extended life - pack,

Pack devilbiss extended life - pack,

$19.75
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Respironics everflo compressor - everflo,

Respironics everflo compressor - everflo,

$10.00
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Oxygen mask with - mask,

Oxygen mask with - mask,

$39.99
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Inogen one replacement - g4,

Inogen one replacement - g4,

$170.49
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Oxygen concentrators backpack - oxygen,

Oxygen concentrators backpack - oxygen,

$81.68
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Water bottle humidifier for - bottle,

Water bottle humidifier for - bottle,

$1.00
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Devilbiss 303 525 - 303, &

Devilbiss 303 525 - 303, &

$12.99
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Oxygen tubing swivel - oxygen,

Oxygen tubing swivel - oxygen,

$24.59
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50ft oxygen tubing - oxygen, crush

50ft oxygen tubing - oxygen, crush

$13.89
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Portable oxygen concentrator - portable,

Portable oxygen concentrator - portable,

$87.99
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Yxmeiguo lightweight portable - lightweight,

Yxmeiguo lightweight portable - lightweight,

$54.34
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Maxtech r217p62 maxo2 - r217p62, oxygen

Maxtech r217p62 maxo2 - r217p62, oxygen

$169.99
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Oxygen concentrator parts - oxygen-concentrator,

Oxygen concentrator parts - oxygen-concentrator,

$50.00
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Oxygen concentrator filter

Oxygen concentrator filter

$8.40
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Premium clear crush resistant - crush,

Premium clear crush resistant - crush,

$11.99
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Invacare-O2-oxygen-concentrato

Invacare-O2-oxygen-concentrato

$11.79
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Concentrator intake filter - o2,

Concentrator intake filter - o2,

$13.49
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Nispira intake filter for - nispira,

Nispira intake filter for - nispira,

$32.99
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Packs oxygen tube support - tube,

Packs oxygen tube support - tube,

$8.79
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Pack high flow ultra - high-flow,

Pack high flow ultra - high-flow,

$13.90
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Nasal cannula - 7/16/25,

Nasal cannula - 7/16/25,

$13.99
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Oxygo next ion - next, g5)

Oxygo next ion - next, g5)

$144.99
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Sunset bfh6s invacare 2000806 - sunset,

Sunset bfh6s invacare 2000806 - sunset,

$12.00
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Filter respironics - 2,

Filter respironics - 2,

$20.78
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Pack secondary filter for - 2,

Pack secondary filter for - 2,

$23.39
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Oxygen tubing 50ft green - 50ft,

Oxygen tubing 50ft green - 50ft,

$70.99
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Box 7ft adult - 7ft,

Box 7ft adult - 7ft,

$10.99
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Oxygen tube support crimp - support,

Oxygen tube support crimp - support,

$7.98
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Pcs oxygen supply tubing - 5, 7ft

Pcs oxygen supply tubing - 5, 7ft

$16.99
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Devilbiss 525dd 110 rotary - devilbiss, 525dd-110

Devilbiss 525dd 110 rotary - devilbiss, 525dd-110

$69.99
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Rechargeable battery 2500mah - rechargeable,

Rechargeable battery 2500mah - rechargeable,

$45.69
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Devilbiss igo oxygen - devilbiss,

Devilbiss igo oxygen - devilbiss,

$30.98
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Inogen carry bag - carry, –

Inogen carry bag - carry, –

$60.00
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Nispira intake filter for - filter,

Nispira intake filter for - filter,

$20.99
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Genuine oxygo next for - for, oxygen

Genuine oxygo next for - for, oxygen

$47.99
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24v adapter for - 24v, dc

24v adapter for - 24v, dc

$49.99
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Drive devilbiss igo2 - igo2, portable

Drive devilbiss igo2 - igo2, portable

$24.99
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Devilbiss igo oxygen - igo,

Devilbiss igo oxygen - igo,

$20.98
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Universal oxygen concentrator - universal,

Universal oxygen concentrator - universal,

$9.25
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Oxygen humidifier bottle for - oxygen,

Oxygen humidifier bottle for - oxygen,

$19.99
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Gce zen lite ip22 - zen-o,

Gce zen lite ip22 - zen-o,

$17.99
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Inogen hip bag for - inogen, –

Inogen hip bag for - inogen, –

$70.00
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Pack oxygen tubing - 3, tubing,25ft

Pack oxygen tubing - 3, tubing,25ft

$24.59
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Caire sequal eclipse - 2, 5943

Caire sequal eclipse - 2, 5943

$37.00
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120w charger for inogen - charger, one

120w charger for inogen - charger, one

$59.90
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Oxygen masks 5 nasal - 5,

Oxygen masks 5 nasal - 5,

$18.90
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20pcs oxygen tubing - 20pcs, support

20pcs oxygen tubing - 20pcs, support

$9.69
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Invacare perfecto2 oxygen - invacare,

Invacare perfecto2 oxygen - invacare,

$14.79
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Oxygen concentrator humidifier - oxygen,

Oxygen concentrator humidifier - oxygen,

$8.97
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Oxygen concentrator cartridge - oxygen,

Oxygen concentrator cartridge - oxygen,

$15.00
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Pack respironics micro - pack,

Pack respironics micro - pack,

$11.95
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Fresh oxygen supply - oxygen, tubing

Fresh oxygen supply - oxygen, tubing

$12.99
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Replacement filter kit everflo - filter,

Replacement filter kit everflo - filter,

$18.89
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Rhythm battery new - battery,

Rhythm battery new - battery,

$259.99
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Genuine 400 battery - battery, for

Genuine 400 battery - battery, for

$91.00
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Pack oxygen tubing 10ft - 3,

Pack oxygen tubing 10ft - 3,

$15.59
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Universal respironics everflo - universal,

Universal respironics everflo - universal,

$8.49
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Life corp 612 emergency - corp,

Life corp 612 emergency - corp,

$525.00
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Wire ready rack - ready-rack, homefill

Wire ready rack - ready-rack, homefill

$99.99
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10l zeolite oxygen - 3,

10l zeolite oxygen - 3,

$389.00
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📊96 listings · from $1 · avg $120.72

Browse 96 oxygen concentrator listings currently in our index. Prices range from $1 to $1999, with an average of $120.72. 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 $1999 — giving you a wide budget spread to work with. The average price of $120.72 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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