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
Uimoso gallon fish tank - fish,

Uimoso gallon fish tank - fish,

$30.99
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hygger

hygger

$49.99
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Gallon aquarium stand - aquarium,

Gallon aquarium stand - aquarium,

$86.49
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Gallon fish tank stand - tank,

Gallon fish tank stand - tank,

$89.99
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Vevor gallon fish tank - 3.5,

Vevor gallon fish tank - 3.5,

$34.24
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Uimoso small fish tank - tank, gal

Uimoso small fish tank - tank, gal

$30.99
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Uimoso gal glass aquarium - uimoso,

Uimoso gal glass aquarium - uimoso,

$39.99
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Gallon fish aquarium - fish,

Gallon fish aquarium - fish,

$87.97
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Uimoso 2gal fish tank aquarium - fish,

Uimoso 2gal fish tank aquarium - fish,

$39.99
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Vevor 100 gallon - 100,

Vevor 100 gallon - 100,

$80.90
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Uimoso 5gal smart - 3.5gal, fish

Uimoso 5gal smart - 3.5gal, fish

$28.99
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Multi layer aquarium filter - aquarium,

Multi layer aquarium filter - aquarium,

$11.39
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Hygger aquarium heater - aquarium,

Hygger aquarium heater - aquarium,

$19.99
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Heavy duty metal gallon - 50,

Heavy duty metal gallon - 50,

$181.77
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hygger

hygger

$49.99
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Vevor gallon aquarium - vevor, 75

Vevor gallon aquarium - vevor, 75

$73.90
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Gallon aquarium stand - aquarium,

Gallon aquarium stand - aquarium,

$212.99
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Fish tank lid magnetic - tank,

Fish tank lid magnetic - tank,

$31.80
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Quiet hang back - back, aquarium

Quiet hang back - back, aquarium

$37.99
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Gallon fish tank - 40-50,

Gallon fish tank - 40-50,

$146.28
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Fluval power filter size - ac,

Fluval power filter size - ac,

$48.00
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Hygger adjustable submersible - hygger,

Hygger adjustable submersible - hygger,

$24.99
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Hygger aquarium silent - aquarium,

Hygger aquarium silent - aquarium,

$37.99
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Aquaneat bio sponge - filter, fry

Aquaneat bio sponge - filter, fry

$11.99
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220 gallon coral - coral, reef

220 gallon coral - coral, reef

$4667.39
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Pro gallon fish tank filter - pro,

Pro gallon fish tank filter - pro,

$69.14
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Uimoso gallon smart fish - gallon,

Uimoso gallon smart fish - gallon,

$24.99
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Gal aquarium sponge - gal,

Gal aquarium sponge - gal,

$15.55
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Aquarium 50gal green - aquarium,

Aquarium 50gal green - aquarium,

$54.95
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Aqueon smartclean power - smartclean,

Aqueon smartclean power - smartclean,

$35.99
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Gal fish tank - gal, with

Gal fish tank - gal, with

$229.78
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Numenn gallon aquarium - numenn, 40-50

Numenn gallon aquarium - numenn, 40-50

$208.98
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Gallon fish aquarium - 40-50,

Gallon fish aquarium - 40-50,

$87.97
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Aquarium protein skimmer 79gph - aquarium,

Aquarium protein skimmer 79gph - aquarium,

$47.95
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Gallon fish tank - 40-50,

Gallon fish tank - 40-50,

$124.79
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Aquaneat aquarium air pump - aquaneat,

Aquaneat aquarium air pump - aquaneat,

$8.90
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Vevor gallon fish - vevor, 2

Vevor gallon fish - vevor, 2

$27.48
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Gallon aquarium stand - gallon,

Gallon aquarium stand - gallon,

$120.63
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Hang back aquarium filter - back,

Hang back aquarium filter - back,

$88.10
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Aquarium stand 31x18 - 🐠,

Aquarium stand 31x18 - 🐠,

$131.48
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Aquarium air pump - aquarium, for

Aquarium air pump - aquarium, for

$11.99
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Multi layer aquarium filter - aquarium,

Multi layer aquarium filter - aquarium,

$22.99
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Hygger mini aquarium heater - mini,

Hygger mini aquarium heater - mini,

$19.99
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Aquaneat mini aquarium - aquarium, sponge

Aquaneat mini aquarium - aquarium, sponge

$8.46
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Aquarium sponge filter with - filter,

Aquarium sponge filter with - filter,

$13.99
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Hygger lite wave maker for - hygger,

Hygger lite wave maker for - hygger,

$37.99
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Quiet hang back aquarium - on,

Quiet hang back aquarium - on,

$40.05
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Gallon fish tank stand - fish,

Gallon fish tank stand - fish,

$116.83
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Aquarium air pump two - aquarium, w/

Aquarium air pump two - aquarium, w/

$31.81
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Fish tank divider clear - tank,

Fish tank divider clear - tank,

$52.22
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2pcs aquarium gallon fish - 2pcs,

2pcs aquarium gallon fish - 2pcs,

$27.99
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Aquaneat aquarium air pump for - aquaneat,

Aquaneat aquarium air pump for - aquaneat,

$8.45
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Aquarium internal filter for - aquarium,

Aquarium internal filter for - aquarium,

$31.99
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Aquarium green killing - aa,

Aquarium green killing - aa,

$36.00
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Gallon tank aquarium - gallon,

Gallon tank aquarium - gallon,

$1341.89
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Quiet hang back - on, aquarium

Quiet hang back - on, aquarium

$39.97
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Uimoso gallon glass aquarium - gallon,

Uimoso gallon glass aquarium - gallon,

$39.99
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Fish tank water filter - tank,

Fish tank water filter - tank,

$60.60
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Quiet hang back - quiet, aquarium

Quiet hang back - quiet, aquarium

$39.48
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Gallon aquarium stand - aquarium,

Gallon aquarium stand - aquarium,

$119.99
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Vevor gallon fish - vevor,

Vevor gallon fish - vevor,

$52.90
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Hygger digital aquarium - aquarium, heater

Hygger digital aquarium - aquarium, heater

$19.99
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Heavy duty gal aquarium - 50,

Heavy duty gal aquarium - 50,

$169.95
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Submersible aquarium - submersible,

Submersible aquarium - submersible,

$17.50
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Gallon hot bent black back - 10, black-back

Gallon hot bent black back - 10, black-back

$155.05
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Gallon all one - all-in-one, reef

Gallon all one - all-in-one, reef

$1319.53
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Gallon fish tank stand - gallon,

Gallon fish tank stand - gallon,

$117.99
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Aquarium protein skimmer - aquarium, 79gph

Aquarium protein skimmer - aquarium, 79gph

$47.87
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Gallon fish tank - 40-50,

Gallon fish tank - 40-50,

$87.97
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Eheim jager trutemp - eheim,

Eheim jager trutemp - eheim,

$24.95
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Gallon aquarium stand - 10-20,

Gallon aquarium stand - 10-20,

$75.98
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Uimoso aquarium chiller - uimoso,

Uimoso aquarium chiller - uimoso,

$794.99
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Gallon aquarium stand - gallon,

Gallon aquarium stand - gallon,

$102.82
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Gallon coral reef aquarium - 50,

Gallon coral reef aquarium - 50,

$1249.19
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Hygger 300 500 - hygger, 10/25/50/300/500/1000w

Hygger 300 500 - hygger, 10/25/50/300/500/1000w

$52.99
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hygger

hygger

$49.99
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Quiet hang back aquarium - on,

Quiet hang back aquarium - on,

$39.99
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Hygger 25w 50w 75w - hygger, aquarium

Hygger 25w 50w 75w - hygger, aquarium

$17.49
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Presale order 50 gallon - order,

Presale order 50 gallon - order,

$1249.19
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Gallon aquarium stand - 40-50,

Gallon aquarium stand - 40-50,

$87.97
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Uimoso gallon smart aquarium - 2,

Uimoso gallon smart aquarium - 2,

$25.99
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Aquarium air pump for - aquarium, small

Aquarium air pump for - aquarium, small

$8.75
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Aquarium protein nano skimmer - protein,

Aquarium protein nano skimmer - protein,

$69.99
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Aquarium heater 300w - heater, 25-300w

Aquarium heater 300w - heater, 25-300w

$13.89
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Hygger 50w small - hygger,

Hygger 50w small - hygger,

$22.99
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Uimoso vevor 100 gallon - uimoso,

Uimoso vevor 100 gallon - uimoso,

$72.99
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Hygger 300 500 - hygger, 300/500/800/1000w

Hygger 300 500 - hygger, 300/500/800/1000w

$25.99
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Fish tank stand gallon - 40,

Fish tank stand gallon - 40,

$96.71
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Glass aquarium kit gal - glass,

Glass aquarium kit gal - glass,

$105.97
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Gallon fish tank stand - tank,

Gallon fish tank stand - tank,

$102.82
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Sturdy gallon aquarium - 40,

Sturdy gallon aquarium - 40,

$176.99
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Fish tank divider clear - tank,

Fish tank divider clear - tank,

$58.99
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Aquaneat aquarium bio - aquarium,

Aquaneat aquarium bio - aquarium,

$23.99
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Sturdy gallon aquarium - sturdy,

Sturdy gallon aquarium - sturdy,

$154.99
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Heavy duty gallon - 40-50,

Heavy duty gallon - 40-50,

$253.73
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Chefoo 100w aquarium - 100w, heater

Chefoo 100w aquarium - 100w, heater

$25.99
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📊96 listings · from $8.45 · avg $171.99

Browse 96 50 gal fish aquarium listings currently in our index. Prices range from $8.45 to $4667.39, with an average of $171.99. 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 $8.45, while premium listings can reach $4667.39 — giving you a wide budget spread to work with. The average price of $171.99 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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