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 - 40-50,

For gallon fish tank - 40-50,

$120.99
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hygger

hygger

$49.99
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Gallon fish tank aquarium - fish,

Gallon fish tank aquarium - fish,

$59.99
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Gallon aquarium stand - gallon,

Gallon aquarium stand - gallon,

$212.99
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Hygger aquarium heater - hygger,

Hygger aquarium heater - hygger,

$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 - uimoso,

Uimoso gallon smart fish - uimoso,

$28.99
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Gallon fish tank - 40-50, stand

Gallon fish tank - 40-50, stand

$118.10
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Submersible aquarium - submersible,

Submersible aquarium - submersible,

$17.50
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Sturdy gallon aquarium - sturdy, 40-50

Sturdy gallon aquarium - sturdy, 40-50

$119.75
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Uimoso gallon fish - uimoso, 3.5

Uimoso gallon fish - uimoso, 3.5

$40.99
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Vevor gallon fish - 3.5,

Vevor gallon fish - 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 - nano, /

Fish aquarium nano - nano, /

$17.84
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Gallon all one - 50, all-in-one

Gallon all one - 50, all-in-one

$1111.18
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Uimoso small fish tank gal - uimoso,

Uimoso small fish tank gal - uimoso,

$30.99
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Vevor gallon fish - gallon,

Vevor gallon fish - gallon,

$27.48
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Vevor gallon aquarium - 75,

Vevor gallon aquarium - 75,

$73.90
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Uimoso gal glass aquarium - gal,

Uimoso gal glass aquarium - gal,

$46.99
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Multi layer aquarium - multi-layer,

Multi layer aquarium - multi-layer,

$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 - gallon,

Uimoso gallon smart - gallon,

$25.99
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Glass aquarium kit gal cube - aquarium,

Glass aquarium kit gal cube - aquarium,

$105.97
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Hygger adjustable submersible - hygger,

Hygger adjustable submersible - hygger,

$24.99
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Gallon aquarium stand with - gallon,

Gallon aquarium stand with - gallon,

$166.18
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Aquarium protein nano skimmer - aquarium,

Aquarium protein nano skimmer - aquarium,

$56.94
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Quiet hang back - back, aquarium

Quiet hang back - back, aquarium

$35.61
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Tetra gallon led aquarium - tetra,

Tetra gallon led aquarium - tetra,

$78.95
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Colorfusion aquarium gallon - aquarium,

Colorfusion aquarium gallon - aquarium,

$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 - 55,

Gallon aquarium lid with - 55,

$126.99
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Aquaneat aquarium air pump for - air,

Aquaneat aquarium air pump for - air,

$8.70
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Hygger aquarium silent - aquarium,

Hygger aquarium silent - aquarium,

$37.99
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Aquaneat aquarium air pump for - aquarium,

Aquaneat aquarium air pump for - aquarium,

$8.80
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2pcs aquarium gallon - ,30,

2pcs aquarium gallon - ,30,

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

Hob aquarium filter gal - filter, 30-50

$35.78
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Fish tank water filter - water, pump

Fish tank water filter - water, pump

$63.79
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Gallon fish tank stand - gallon,

Gallon fish tank stand - gallon,

$121.59
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Gallon led glass aquarium - 2-gallon,

Gallon led glass aquarium - 2-gallon,

$56.95
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Hang back aquarium - back,

Hang back aquarium - back,

$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 magnetic - fish,

Fish tank lid magnetic - fish,

$31.80
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Fish tank stand - tank,

Fish tank stand - tank,

$87.63
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Gallon aquarium stand - 40, with

Gallon aquarium stand - 40, with

$162.04
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Gal aquarium sponge - 50-60,

Gal aquarium sponge - 50-60,

$15.48
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Aqqa gallon fish tank m - 35-40,

Aqqa gallon fish tank m - 35-40,

$133.83
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Gallon fish tank stand - fish,

Gallon fish tank stand - fish,

$106.92
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Hygger 10w 25w - 10w,

Hygger 10w 25w - 10w,

$21.99
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50watt aquarium heater for - aquarium,

50watt aquarium heater for - aquarium,

$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 - lite,

Hygger lite wave maker for - lite,

$39.99
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Aquarium air pump - pump, gal

Aquarium air pump - pump, gal

$11.99
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Uimoso 5gal smart fish - uimoso,

Uimoso 5gal smart fish - uimoso,

$41.99
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Gallon coral reef - coral,

Gallon coral reef - coral,

$1249.19
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Aquarium sponge filter - aquarium,

Aquarium sponge filter - aquarium,

$13.99
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Gallon aquarium stand - gallon,

Gallon aquarium stand - gallon,

$120.63
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For gallon fish - for, tank

For gallon fish - for, tank

$120.99
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Hygger 50w small - hygger, 10/25/50w

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

$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 407 - shipping,

Free shipping fluval 407 - shipping,

$230.00
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Eheim jager trutemp - jager,

Eheim jager trutemp - jager,

$24.95
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Gallon aquarium starter kit - gallon,

Gallon aquarium starter kit - gallon,

$162.74
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Aquaneat bio sponge filter fry - sponge,

Aquaneat bio sponge filter fry - sponge,

$11.99
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Gallon fish tank - 40-50,

Gallon fish tank - 40-50,

$146.28
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420gph aquarium filter - 420gph,

420gph aquarium filter - 420gph,

$58.37
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Aquaneat aquarium air pump for - pump,

Aquaneat aquarium air pump for - pump,

$9.58
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Gallon fish tank stand - 40-50,

Gallon fish tank stand - 40-50,

$124.79
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Aquarium filter with - filter, surface

Aquarium filter with - filter, surface

$30.96
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Aquarium chiller 300l - aquarium,

Aquarium chiller 300l - aquarium,

$224.99
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Heavy duty gal - heavy, aquarium

Heavy duty gal - heavy, aquarium

$169.95
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Aquarium plant holder - plant, for

Aquarium plant holder - plant, for

$15.27
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Pro gallon fish tank - pro,

Pro gallon fish tank - pro,

$69.14
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Hygger mini aquarium heater - hygger,

Hygger mini aquarium heater - hygger,

$19.99
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Gallon aquarium stand - gallon,

Gallon aquarium stand - gallon,

$215.99
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Marineland penguin pro 275 - marineland,

Marineland penguin pro 275 - marineland,

$45.00
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Quiet hang back - hang, aquarium

Quiet hang back - hang, aquarium

$36.13
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Hang back aquarium filter - on,

Hang back aquarium filter - on,

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

Multi stage hang back - 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 heater - hygger,

Hygger mini aquarium heater - hygger,

$19.99
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Gallon hot bent black back - gallon, black-back

Gallon hot bent black back - gallon, black-back

$139.54
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Aquarium air pump two - aquarium,

Aquarium air pump two - aquarium,

$28.85
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Ocean free hydra - of,

Ocean free hydra - 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 - aquarium,

Hygger aquarium heater - aquarium,

$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 - 200watt, for

200watt aquarium heater - 200watt, for

$15.29
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Tetra gallon complete - gallon, led

Tetra gallon complete - gallon, led

$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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