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Inogen one rove - inogen, g5/rove
$139.00
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Igo2 battery for drive - igo2,
$225.00
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Igo2 replacement battery for - replacement,
$244.99
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Brand new reacthealth phoenix - brand,
$1100.00
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Rhythm portable - rhythm, p2
$140.00
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Inogen one 200 - one, cell)
$50.00
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Portable oxygen concentrator - oxygen,
$77.39
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Curmio portable oxygen - portable,
$51.99
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Pcs oxygen tube - 4,
$21.99
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4ft soft adult oxygen - 4ft, nasal
$15.99
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Yxmeiguo lightweight portable - lightweight,
$55.28
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Respironics simplygo portable - respironics,
$55.99
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Compact portable - portable, o2
$46.40
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Inogen and oxygo fit cell - g4,
$109.00
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Oem oxlife independence - oxlife,
$23.95
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Bt034 battery for caire - , bt034-1
$199.99
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Car charger cord adapter edac - car,
$35.00
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Oxlife independence portable - oxlife,
$42.50
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Adapter for concepts - adapter,
$79.99
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Oxygen tubing support reels - oxygen,
$9.67
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Wall charger for - wall, rhythm
$55.00
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Claire 1056 - claire, 1056–1
$399.99
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Inogen one battery charger - one, g3
$119.00
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Drive devilbiss igo2 portable - drive,
$39.99
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Gce 00501 3hr ultra - gce,
$169.95
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New oem ref 1116817 battery - new,
$315.00
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Drive devilbiss igo2 portable - igo2,
$24.99
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19v portable oxygen - 6.3a,
$24.00
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Igo2 replacement battery for - igo2,
$112.00
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Inogen 502 replacement - inogen,
$149.99
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New k200 k201 k202 ion - new, ba-k200/k201/k202
$119.89
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Inogen maintenance kit - inogen,
$200.00
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Philips respironics simplygo - philips,
$99.99
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19v charger for - ac/dc, rhythm
$33.99
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Portable 1600w ionic hair - 1600w,
$90.99
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Caire freestyle comfort - caire,
$35.37
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5000mah 8v lithium ion - nt-3,
$79.95
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Portable respiratory - portable,
$34.14
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Original bt034 battery for - bt034-1,
$175.00
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Grimm 108 portable aerosol - 1.108,
$1352.00
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New k201 ion - new, battery
$89.99
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Car charger 12v - charger, inogen
$30.97
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Resone 7ft high flow soft - 7ft,
$18.99
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5000mah rechargeable li - 14.8v,
$69.99
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Oxygen concentrators backpack - oxygen,
$76.42
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15v charger for - 15v, caire
$49.89
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7ft soft adult - adult, nasal
$11.99
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Vetequip oxyvet portable - oxyvet,
$3150.00
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Inogen carry bag - bag, –
$60.00
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New inogen rove 6 - /,
$45.50
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New factory sealed rhythm - factory,
$200.00
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Arya mini portable oxygen - mini,
$150.00
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Portable oxygen concentrator - portable,
$76.99
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Cylinder fillport homefill - cylinder, fillport-homefill
$22.00
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Varon poc portable - varon,
$47.96
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Original bt034 battery - original, for
$229.00
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Pack oxygen tubing - 12,
$9.01
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Oxygen concentrators backpack - oxygen,
$77.99
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P200 98wh battery for - battery,
$259.95
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Portable oxygen concentrator - oxygen,
$79.19
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7ft soft adult oxygen - oxygen, nasal
$14.99
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Genuine dc adapter - tp-b1,
$14.95
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Boost oxygen portable - boost,
$28.98
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Oxygo next ion - oxygo,
$144.99
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Portable solar cooker for - portable,
$67.24
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Compact oxygen tube supports - oxygen,
$12.59
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Respironics simplygo standard - respironics,
$115.00
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For caire freestyle trade - for,
$651.00
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Portable oxygen concentrator - portable,
$63.74
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Humidifier bottle and - and, tubing
$13.36
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20pcs oxygen tubing support - 20pcs,
$9.69
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Boost oxygen portable canned - oxygen,
$28.99
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New genuine 6wh - genuine, 93.6wh
$309.99
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Oxygo next ion - oxygo,
$144.99
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Genuine 400 battery - ba-400,
$91.00
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Boost oxygen supplemental - boost,
$22.59
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20pcs oxygen tube support - oxygen,
$9.56
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Pack oxygen tube support - tube,
$16.03
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Intake filters for rhythm - rhythm, p2
$29.99
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New factory sealed - factory,
$225.00
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19v charger for lifestyle - charger,
$44.98
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Adapter for invacare - adapter,
$20.98
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2200mah rechargeable - 2200mah, 14.8v
$35.99
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Caire freestyle portable - freestyle,
$325.00
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Pack devilbiss extended - 2,
$18.49
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12v adaptor charger for - ac,
$11.60
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24v adapter for - dc,
$49.99
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Pack high flow ultra - pack,
$13.90
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Inogen one mobile cart - g2,
$74.97
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Caire sequal eclipse - caire,
$69.99
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Oxygens concentrator backpack - oxygens,
$78.99
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Arya caire freestyle - arya,
$164.00
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Oxlife liberty portable - liberty, 2
$42.50
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Two batteries bt030 for - two,
$90.00
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Original bt034 battery - bt034-1, for
$210.00
Buy It Now
Bt034 battery for caire - ,
$238.04
Buy It Now
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Browse 96 portable concentrator listings currently in our index. Prices range from $9.01 to $3150, with an average of $152.24. 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 portable concentrator →
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Whether you are looking for a brand-new or second-hand portable 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 $9.01, while premium listings can reach $3150 — giving you a wide budget spread to work with. The average price of $152.24 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.