For Sale USA

50 gal fish aquarium

4

50 gal fish aquarium for sale on largest auction and classifieds sites

Home / / 50 gal fish aquarium refurbished & used for sale | For Sale USA
For gallon fish tank - fish,

For gallon fish tank - fish,

$120.99
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hygger

hygger

$49.99
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Gallon fish tank aquarium - gallon,

Gallon fish tank aquarium - gallon,

$59.99
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Gallon aquarium stand - 40-50,

Gallon aquarium stand - 40-50,

$212.99
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Hygger aquarium heater - aquarium,

Hygger aquarium heater - aquarium,

$19.99
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hygger

hygger

$49.99
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Multi layer aquarium filter - multi-layer,

Multi layer aquarium filter - multi-layer,

$23.74
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Uimoso gallon smart fish - 2,

Uimoso gallon smart fish - 2,

$28.99
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Gallon fish tank stand 2 - gallon,

Gallon fish tank stand 2 - gallon,

$118.10
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Submersible aquarium - submersible,

Submersible aquarium - submersible,

$17.50
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Sturdy gallon aquarium - 40-50,

Sturdy gallon aquarium - 40-50,

$119.75
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Uimoso gallon fish - 3.5, tank

Uimoso gallon fish - 3.5, tank

$40.99
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Vevor gallon fish tank - vevor, 3.5

Vevor gallon fish tank - vevor, 3.5

$48.90
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Heavy duty gal aquarium - heavy,

Heavy duty gal aquarium - heavy,

$181.61
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Fish aquarium nano 20 - /,

Fish aquarium nano 20 - /,

$17.84
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Gallon all one reef - 50,

Gallon all one reef - 50,

$1111.18
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Uimoso small fish tank gal - fish, 2

Uimoso small fish tank gal - fish, 2

$30.99
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Vevor gallon fish tank - vevor, 2

Vevor gallon fish tank - vevor, 2

$27.48
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Vevor gallon aquarium - gallon,

Vevor gallon aquarium - gallon,

$73.90
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Uimoso gal glass aquarium - 2,

Uimoso gal glass aquarium - 2,

$46.99
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Multi layer aquarium filter - aquarium,

Multi layer aquarium filter - aquarium,

$10.99
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Uimoso 2gal fish tank - uimoso, aquarium

Uimoso 2gal fish tank - uimoso, aquarium

$43.99
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Uimoso gallon smart aquarium - 2,

Uimoso gallon smart aquarium - 2,

$25.99
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Glass aquarium kit - 6, cube

Glass aquarium kit - 6, cube

$105.97
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Hygger adjustable submersible - hygger,

Hygger adjustable submersible - hygger,

$24.99
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Gallon aquarium stand - 40,

Gallon aquarium stand - 40,

$166.18
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Aquarium protein nano - protein, skimmer

Aquarium protein nano - protein, skimmer

$56.94
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Quiet hang back - quiet, aquarium

Quiet hang back - quiet, aquarium

$35.61
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Tetra gallon led aquarium - gallon,

Tetra gallon led aquarium - gallon,

$78.95
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Colorfusion aquarium gallon - 20,

Colorfusion aquarium gallon - 20,

$220.90
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Gallon smart fish tank - 5,

Gallon smart fish tank - 5,

$84.99
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Gallon aquarium lid with - gallon,

Gallon aquarium lid with - gallon,

$126.99
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Aquaneat aquarium air pump - air,

Aquaneat aquarium air pump - air,

$8.70
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Hygger aquarium silent wave - hygger,

Hygger aquarium silent wave - hygger,

$37.99
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Aquaneat aquarium air pump - aquarium,

Aquaneat aquarium air pump - aquarium,

$8.80
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2pcs aquarium gallon fish - 2pcs,

2pcs aquarium gallon fish - 2pcs,

$26.99
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Hob aquarium filter gal - hob, 30-50

Hob aquarium filter gal - hob, 30-50

$35.78
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Fish tank water filter pump - filter,

Fish tank water filter pump - filter,

$63.79
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Gallon fish tank stand - 40-50,

Gallon fish tank stand - 40-50,

$121.59
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Gallon led glass - led,

Gallon led glass - led,

$56.95
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Hang back aquarium filter - on,

Hang back aquarium filter - on,

$62.83
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Innovative marine helio 200w - marine,

Innovative marine helio 200w - marine,

$209.00
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Fish tank lid - tank,

Fish tank lid - tank,

$31.80
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Fish tank stand gallon - fish,

Fish tank stand gallon - fish,

$87.63
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Gallon aquarium stand - 40,

Gallon aquarium stand - 40,

$162.04
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Gal aquarium sponge - gal,

Gal aquarium sponge - gal,

$15.48
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Aqqa gallon fish tank m - gallon,

Aqqa gallon fish tank m - gallon,

$133.83
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Gallon fish tank stand - 40-50,

Gallon fish tank stand - 40-50,

$106.92
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Hygger 10w 25w - hygger,

Hygger 10w 25w - hygger,

$21.99
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50watt aquarium heater for - heater,

50watt aquarium heater for - heater,

$11.79
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Aqueon pro quietflow 50 - pro,

Aqueon pro quietflow 50 - pro,

$35.00
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Hygger lite wave - maker, for

Hygger lite wave - maker, for

$39.99
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Aquarium air pump for gal - aquarium,

Aquarium air pump for gal - aquarium,

$11.99
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Uimoso 5gal smart fish - smart,

Uimoso 5gal smart fish - smart,

$41.99
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Gallon coral reef - 50,

Gallon coral reef - 50,

$1249.19
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Aquarium sponge filter with - aquarium,

Aquarium sponge filter with - aquarium,

$13.99
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Gallon aquarium stand - aquarium,

Gallon aquarium stand - aquarium,

$120.63
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For gallon fish tank - gallon,

For gallon fish tank - gallon,

$120.99
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Hygger 50w small - hygger,

Hygger 50w small - hygger,

$22.99
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Hygger 50 100w - hygger, 10/25/50/100w

Hygger 50 100w - hygger, 10/25/50/100w

$19.19
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Top fin 50w submersible - top,

Top fin 50w submersible - top,

$12.99
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Free shipping fluval - fluval, 407

Free shipping fluval - fluval, 407

$230.00
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Eheim jager trutemp - eheim,

Eheim jager trutemp - eheim,

$24.95
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Gallon aquarium starter kit - 10,

Gallon aquarium starter kit - 10,

$162.74
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Aquaneat bio sponge filter - filter, fry

Aquaneat bio sponge filter - filter, fry

$11.99
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Gallon fish tank - gallon,

Gallon fish tank - gallon,

$146.28
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420gph aquarium filter - 420gph, 4-in-1

420gph aquarium filter - 420gph, 4-in-1

$58.37
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Aquaneat aquarium air - aquaneat, for

Aquaneat aquarium air - aquaneat, for

$9.58
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Gallon fish tank - gallon, stand

Gallon fish tank - gallon, stand

$124.79
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Aquarium filter with surface - with,

Aquarium filter with surface - with,

$30.96
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Aquarium chiller 300l - chiller,

Aquarium chiller 300l - chiller,

$224.99
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Heavy duty gal aquarium - duty,

Heavy duty gal aquarium - duty,

$169.95
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Aquarium plant holder - holder, for

Aquarium plant holder - holder, for

$15.27
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Pro gallon fish tank - fish, filter

Pro gallon fish tank - fish, filter

$69.14
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Hygger mini aquarium - hygger,

Hygger mini aquarium - hygger,

$19.99
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Gallon aquarium stand - gallon,

Gallon aquarium stand - gallon,

$215.99
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Marineland penguin pro - penguin,

Marineland penguin pro - penguin,

$45.00
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Quiet hang back aquarium - quiet, on

Quiet hang back aquarium - quiet, on

$36.13
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Hang back aquarium filter - back,

Hang back aquarium filter - back,

$63.58
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Multi stage hang - multi-stage, hang-on-back

Multi stage hang - multi-stage, hang-on-back

$30.05
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Gallon aquarium stand - gallon,

Gallon aquarium stand - gallon,

$102.82
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Hygger mini aquarium - mini,

Hygger mini aquarium - mini,

$19.99
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Gallon hot bent - gallon, hot-bent

Gallon hot bent - gallon, hot-bent

$139.54
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Aquarium air pump two - air,

Aquarium air pump two - air,

$28.85
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Ocean free hydra 50 - of,

Ocean free hydra 50 - of,

$99.95
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Uimoso gallon smart - uimoso,

Uimoso gallon smart - uimoso,

$41.99
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hygger

hygger

$39.99
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Submersible aquarium heater - submersible,

Submersible aquarium heater - submersible,

$14.99
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50w glass submersible - 50w, aquarium

50w glass submersible - 50w, aquarium

$8.41
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Large hang back aquarium - large,

Large hang back aquarium - large,

$161.49
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Hygger aquarium heater - hygger,

Hygger aquarium heater - hygger,

$16.99
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Aquarium heater 300w - heater, 25-300w

Aquarium heater 300w - heater, 25-300w

$13.89
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hygger

hygger

$49.99
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200watt aquarium heater for - 200watt,

200watt aquarium heater for - 200watt,

$15.29
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Tetra gallon complete led - 29,

Tetra gallon complete led - 29,

$202.98
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Gallon glass aquarium fish - glass,

Gallon glass aquarium fish - glass,

$169.69
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📊96 listings · from $8.41 · avg $94.73

Browse 96 50 gal fish aquarium listings currently in our index. Prices range from $8.41 to $1249.19, with an average of $94.73. 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 50 gal fish aquarium →

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Everything you need to know about 50 gal fish aquarium

Whether you are looking for a brand-new or second-hand 50 gal fish aquarium, 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 $8.41, while premium listings can reach $1249.19 — giving you a wide budget spread to work with. The average price of $94.73 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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