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Reverse osmosis

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Reverse osmosis for sale on largest auction and classifieds sites

Home / Air Filters / Reverse osmosis refurbished & used for sale | For Sale USA
100 gpd stage - 6, alkaline

100 gpd stage - 6, alkaline

$128.79
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Stage 100gpd alkaline - stage,

Stage 100gpd alkaline - stage,

$128.79
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Ispring ro500ak reverse - ro500ak-bn,

Ispring ro500ak reverse - ro500ak-bn,

$309.99
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Stage kitchen home drinking - kitchen,

Stage kitchen home drinking - kitchen,

$153.95
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Waterdrop g3p600 reverse - g3p600,

Waterdrop g3p600 reverse - g3p600,

$386.00
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Waterdrop g3p800 reverse - g3p800,

Waterdrop g3p800 reverse - g3p800,

$649.00
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Geekpure stage reverse - geekpure,

Geekpure stage reverse - geekpure,

$159.99
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Stage standard undersink - 5,

Stage standard undersink - 5,

$135.99
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Waterdrop m6h instant - waterdrop,

Waterdrop m6h instant - waterdrop,

$261.00
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Waterdrop reverse osmosis - d6,

Waterdrop reverse osmosis - d6,

$199.00
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Waterdrop reverse osmosis - reverse,

Waterdrop reverse osmosis - reverse,

$199.00
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Stage reverse osmosis - 6,

Stage reverse osmosis - 6,

$145.99
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Puretaste countertop reverse - puretaste,

Puretaste countertop reverse - puretaste,

$99.99
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Waterdrop g3p600 reverse - waterdrop,

Waterdrop g3p600 reverse - waterdrop,

$295.00
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Avalon countertop reverse - avalon,

Avalon countertop reverse - avalon,

$225.00
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Instant hot waterdrop - [instant, hot]

Instant hot waterdrop - [instant, hot]

$249.00
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Stage drinking water - drinking,

Stage drinking water - drinking,

$119.59
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Waterdrop g3p600 reverse - waterdrop,

Waterdrop g3p600 reverse - waterdrop,

$386.00
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Dreo countertop reverse - dreo,

Dreo countertop reverse - dreo,

$141.00
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Waterdrop a2g mineral - waterdrop,

Waterdrop a2g mineral - waterdrop,

$349.00
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Waterdrop countertop - n1,

Waterdrop countertop - n1,

$249.00
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Waterdrop g2p600 reverse - waterdrop,

Waterdrop g2p600 reverse - waterdrop,

$236.00
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Waterdrop g3p800 reverse - g3p800,

Waterdrop g3p800 reverse - g3p800,

$649.00
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Stage drinking reverse - stage,

Stage drinking reverse - stage,

$129.99
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Stage reverse osmosis system - osmosis,

Stage reverse osmosis system - osmosis,

$27.99
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Stage advanced reverse - advanced,

Stage advanced reverse - advanced,

$142.99
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Waterdrop g5p700 reverse - g5p700,

Waterdrop g5p700 reverse - g5p700,

$274.99
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Stage undersink reverse - 5,

Stage undersink reverse - 5,

$118.67
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Hydrofast b100 countertop - hydrofast,

Hydrofast b100 countertop - hydrofast,

$299.99
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Stage reverse osmosis water - reverse,

Stage reverse osmosis water - reverse,

$119.59
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Avalon undersink reverse - undersink,

Avalon undersink reverse - undersink,

$225.00
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Stage reverse osmosis home - 5,

Stage reverse osmosis home - 5,

$128.79
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Dreo countertop stage - countertop, 7-stage

Dreo countertop stage - countertop, 7-stage

$169.99
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Waterdrop c reverse - wd-t3-c,

Waterdrop c reverse - wd-t3-c,

$186.99
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Waterdrop 220 gpd - waterdrop,

Waterdrop 220 gpd - waterdrop,

$124.99
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Dual flow waterdrop t4 a - waterdrop, wd-t4-a

Dual flow waterdrop t4 a - waterdrop, wd-t4-a

$224.99
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Slevoo ro75r reverse - slevoo, sj-ro75r

Slevoo ro75r reverse - slevoo, sj-ro75r

$49.00
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Stage drinking reverse - drinking,

Stage drinking reverse - drinking,

$116.95
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Stage undersink reverse - 5,

Stage undersink reverse - 5,

$119.59
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Philips reverse osmosis water - philips,

Philips reverse osmosis water - philips,

$298.50
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Waterdrop x12 alkaline - x12, mineral

Waterdrop x12 alkaline - x12, mineral

$899.00
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Waterdrop g5p500a alkaline - waterdrop,

Waterdrop g5p500a alkaline - waterdrop,

$199.99
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Stage reverse osmosis system - stage,

Stage reverse osmosis system - stage,

$29.82
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New reverse osmosis - new】reverse,

New reverse osmosis - new】reverse,

$149.99
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Pack 100 150gpd ro - 50/75/100/150gpd,

Pack 100 150gpd ro - 50/75/100/150gpd,

$29.69
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New sealed oasis - new, osmosis

New sealed oasis - new, osmosis

$119.20
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Waterdrop c2sl mineral reverse - waterdrop,

Waterdrop c2sl mineral reverse - waterdrop,

$199.99
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Waterdrop k19 countertop - waterdrop, k19-s

Waterdrop k19 countertop - waterdrop, k19-s

$224.00
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Ispring rcc7ak nsf - ispring, rcc7ak-bn

Ispring rcc7ak nsf - ispring, rcc7ak-bn

$150.00
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Waterdrop x12 alkaline - waterdrop, mineral

Waterdrop x12 alkaline - waterdrop, mineral

$899.00
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Waterdrop g5p700a alkaline - waterdrop,

Waterdrop g5p700a alkaline - waterdrop,

$286.99
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Instant hot waterdrop corero - [instant, hot]

Instant hot waterdrop corero - [instant, hot]

$211.00
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Pack aquatru water filters - aquatru,

Pack aquatru water filters - aquatru,

$99.99
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Brand new watts - brand, ro

Brand new watts - brand, ro

$299.99
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Dual flow waterdrop - flow, ]

Dual flow waterdrop - flow, ]

$311.99
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Waterdrop x12 alkaline - waterdrop, mineral

Waterdrop x12 alkaline - waterdrop, mineral

$899.00
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Waterdrop g3p600 reverse - waterdrop,

Waterdrop g3p600 reverse - waterdrop,

$309.00
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Stage 100 gpd membrane ph - 6,

Stage 100 gpd membrane ph - 6,

$39.95
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New tankless reverse - 【99%, new】tankless

New tankless reverse - 【99%, new】tankless

$229.99
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Waterdrop kj600 reverse - kj600,

Waterdrop kj600 reverse - kj600,

$436.00
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Stainless steel water filter - stainless,

Stainless steel water filter - stainless,

$16.99
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Geekpure stage portable - stage,

Geekpure stage portable - stage,

$59.99
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Koviet pro reverse osmosis - koviet,

Koviet pro reverse osmosis - koviet,

$125.00
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Dual flow waterdrop - [,

Dual flow waterdrop - [,

$299.99
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Under sink stage premium - sink,

Under sink stage premium - sink,

$76.46
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Dreo water filter 115 - dreo, ro

Dreo water filter 115 - dreo, ro

$187.46
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Home master artesian full - artesian,

Home master artesian full - artesian,

$188.79
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Simpure gpd stage reverse - 75,

Simpure gpd stage reverse - 75,

$119.59
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Waterdrop g3p800 reverse - g3p800,

Waterdrop g3p800 reverse - g3p800,

$786.00
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Stainless steel water - steel,

Stainless steel water - steel,

$14.55
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Stage 100 150 gpd - 6-stage, 50/75/100/150

Stage 100 150 gpd - 6-stage, 50/75/100/150

$50.48
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800 gpd tankless reverse - gpd,

800 gpd tankless reverse - gpd,

$189.99
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Stage 100 gpd reverse - 6,

Stage 100 gpd reverse - 6,

$129.19
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Frizzlife m800 900 gpd - m800,

Frizzlife m800 900 gpd - m800,

$229.99
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Aigerri countertop reverse - aigerri,

Aigerri countertop reverse - aigerri,

$125.00
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Waterdrop g5p500 reverse - waterdrop,

Waterdrop g5p500 reverse - waterdrop,

$186.99
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Waterdrop replacement - waterdrop,

Waterdrop replacement - waterdrop,

$149.99
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Stage 50 75 100 150g - 3/4/5/6,

Stage 50 75 100 150g - 3/4/5/6,

$35.63
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Waterdrop g3p600 reverse - g3p600,

Waterdrop g3p600 reverse - g3p600,

$425.00
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Waterdrop corero countertop - corero,

Waterdrop corero countertop - corero,

$186.00
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Waterdrop countertop - wd-a2,

Waterdrop countertop - wd-a2,

$336.00
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Gal pre pressurized - 4, pre-pressurized

Gal pre pressurized - 4, pre-pressurized

$47.90
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Dual flow waterdrop - dual, ]

Dual flow waterdrop - dual, ]

$999.00
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Pure earth stage reverse - earth,

Pure earth stage reverse - earth,

$92.00
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G3p600 reverse osmosis system - reverse,

G3p600 reverse osmosis system - reverse,

$408.27
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Waterdrop m - waterdrop, wd-t3-m

Waterdrop m - waterdrop, wd-t3-m

$199.99
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100gpd stage alkaline - stage, ro

100gpd stage alkaline - stage, ro

$245.99
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Stage 75gpd 100 gpd - 75gpd,

Stage 75gpd 100 gpd - 75gpd,

$69.99
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Atmospheric water generator - water, 8

Atmospheric water generator - water, 8

$105.00
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Hydro logic hl22045 dry - hydro-logic,

Hydro logic hl22045 dry - hydro-logic,

$1073.00
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Reverse osmosis kitchen - reverse,

Reverse osmosis kitchen - reverse,

$14.99
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Stage reverse osmosis water - stage,

Stage reverse osmosis water - stage,

$35.63
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Simpure wp2 400gpd stage - simpure, wp2-400gpd

Simpure wp2 400gpd stage - simpure, wp2-400gpd

$199.49
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Stage under sink reverse - 7,

Stage under sink reverse - 7,

$449.99
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Waterdrop c reverse - waterdrop, wd-t3-c

Waterdrop c reverse - waterdrop, wd-t3-c

$279.99
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Hydrofast c100 countertop - hydrofast,

Hydrofast c100 countertop - hydrofast,

$299.99
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📊96 listings · from $14.55 · avg $240.42

Browse 96 reverse osmosis listings currently in our index. Prices range from $14.55 to $1073, with an average of $240.42. 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 reverse osmosis →

Try this: retractable extension cord | triumph trident | water ionizer | air purifier filter | ridgid extension cord | blueair air purifier filter | frigidaire commercial fridge | kangen | 1951 cadillac | amway espring

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Everything you need to know about reverse osmosis

Whether you are looking for a brand-new or second-hand reverse osmosis, 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 $14.55, while premium listings can reach $1073 — giving you a wide budget spread to work with. The average price of $240.42 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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