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Fish tank heater

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Fish tank heater for sale on Ireland's largest auction and classifieds sites

Home / / Fish tank heater refurbished & used for sale | For Sale UK
Hepo aquarium heater fish tank - hepo,

Hepo aquarium heater fish tank - hepo,

£11.49 · Buy It Now

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Hidom submersible tropical - hidom,

Hidom submersible tropical - hidom,

£11.45 · Buy It Now

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Hidom proheat quartz - proheat, aquarium

Hidom proheat quartz - proheat, aquarium

£13.45 · Buy It Now

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Hidom submersible tropical - submersible,

Hidom submersible tropical - submersible,

£11.45 · Buy It Now

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200 300 500w led digital - led,

200 300 500w led digital - led,

£10.49 · Buy It Now

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Fluval aquarium heater - aquarium,

Fluval aquarium heater - aquarium,

£22.49 · Buy It Now

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Aquarium water heater - water,

Aquarium water heater - water,

£12.59 · Buy It Now

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Interpet deltatherm - interpet, eu

Interpet deltatherm - interpet, eu

£7.95 · Buy It Now

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Aquarium heater submersible - aquarium,

Aquarium heater submersible - aquarium,

£14.99 · Buy It Now

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Watt resun aquarium heater - aquarium,

Watt resun aquarium heater - aquarium,

£8.66 · Buy It Now

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300w aquarium heater fish tank - 300w,

300w aquarium heater fish tank - 300w,

£9.95 · Buy It Now

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50w 500w led digital aquarium - 50w-500w,

50w 500w led digital aquarium - 50w-500w,

£12.74 · Buy It Now

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200w aquarium water heater - 200w,

200w aquarium water heater - 200w,

£10.89 · Buy It Now

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Hidom quartz submersible - hidom,

Hidom quartz submersible - hidom,

£16.45 · Buy It Now

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Hidom proheat quartz aquarium - hidom,

Hidom proheat quartz aquarium - hidom,

£18.45 · Buy It Now

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300w aquarium fish tank heater - fish,

300w aquarium fish tank heater - fish,

£13.49 · Buy It Now

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Usb mini aquarium fish tank - usb,

Usb mini aquarium fish tank - usb,

£8.95 · Buy It Now

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Submersible digital aquarium - submersible,

Submersible digital aquarium - submersible,

£11.93 · Buy It Now

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Usb mini aquarium heating rod - usb,

Usb mini aquarium heating rod - usb,

£4.79 · Buy It Now

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Stainless steel aquarium - stainless,

Stainless steel aquarium - stainless,

£12.99 · Buy It Now

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25w 300w submersible - 25w,

25w 300w submersible - 25w,

£8.77 · Buy It Now

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Superfish aquarium heater - superfish,

Superfish aquarium heater - superfish,

£13.95 · Buy It Now

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Mini small aquarium fish - mini,

Mini small aquarium fish - mini,

£7.29 · Buy It Now

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Aquarium water heater aqua - heater,

Aquarium water heater aqua - heater,

£12.15 · Buy It Now

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Aquarium fish tank - fish,

Aquarium fish tank - fish,

£5.99 · Buy It Now

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Hepo submersible aquarium fish - submersible,

Hepo submersible aquarium fish - submersible,

£9.99 · Buy It Now

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Fluval heater thermostat lcd - e,

Fluval heater thermostat lcd - e,

£49.99 · Buy It Now

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50w 100w aquarium - aquarium, marine

50w 100w aquarium - aquarium, marine

£7.82 · Buy It Now

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Hidom stainless steel aquarium - hidom,

Hidom stainless steel aquarium - hidom,

£14.95 · Buy It Now

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Submersible aquarium fish tank - aquarium,

Submersible aquarium fish tank - aquarium,

£14.95 · Buy It Now

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Tropical aquarium fish tank - tropical,

Tropical aquarium fish tank - tropical,

£18.02 · Buy It Now

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Hidom submersible heater - hidom, &

Hidom submersible heater - hidom, &

£10.95 · Buy It Now

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Eheim thermocontrol heater - eheim,

Eheim thermocontrol heater - eheim,

£29.80 · Buy It Now

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Fluval heater thermostat lcd - heater,

Fluval heater thermostat lcd - heater,

£45.90 · Buy It Now

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100 200w aquarium water - 50/100/200w,

100 200w aquarium water - 50/100/200w,

£12.15 · Buy It Now

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1pc 10w new mini - 1pc,

1pc 10w new mini - 1pc,

£6.59 · Buy It Now

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Hidom aquarium heater - aquarium,

Hidom aquarium heater - aquarium,

£11.95 · Buy It Now

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Fish tank heater - fish,

Fish tank heater - fish,

£11.95 · Buy It Now

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50w aquarium fish tank heater - 50w,

50w aquarium fish tank heater - 50w,

£10.29 · Buy It Now

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Aquarium water heater - aquarium,

Aquarium water heater - aquarium,

£12.99 · Buy It Now

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100 200w aquarium - 100-200w, heater

100 200w aquarium - 100-200w, heater

£10.98 · Buy It Now

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Submersible fish tank heater - fish,

Submersible fish tank heater - fish,

£11.99 · Buy It Now

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Aquarium water heater - aquarium,

Aquarium water heater - aquarium,

£12.55 · Buy It Now

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200 300 500w led digital - led,

200 300 500w led digital - led,

£17.77 · Buy It Now

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Fluval series aquarium - fluval,

Fluval series aquarium - fluval,

£21.99 · Buy It Now

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200w aquarium water heater - heater, led

200w aquarium water heater - heater, led

£10.89 · Buy It Now

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Aquael platinum heater 25w - aquael,

Aquael platinum heater 25w - aquael,

£48.95 · Buy It Now

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Tetra fish tank heater brand - tank,

Tetra fish tank heater brand - tank,

£10.80 · Buy It Now

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Aquarium heater submersible - aquarium,

Aquarium heater submersible - aquarium,

£11.45 · Buy It Now

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Aquarium marine fish tank - marine,

Aquarium marine fish tank - marine,

£8.00 · Buy It Now

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Usb powered submersible - powered,

Usb powered submersible - powered,

£11.97 · Buy It Now

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Hygger aquarium heater - aquarium,

Hygger aquarium heater - aquarium,

£19.99 · Buy It Now

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Submersible aquarium tropical - submersible,

Submersible aquarium tropical - submersible,

£19.99 · Buy It Now

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Mini aquarium fish tank - fish,

Mini aquarium fish tank - fish,

£5.45 · Buy It Now

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Interpet deltatherm aquarium - deltatherm,

Interpet deltatherm aquarium - deltatherm,

£17.74 · Buy It Now

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Mh0550 submersible heater - submersible, for

Mh0550 submersible heater - submersible, for

£5.15 · Buy It Now

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Usb mini aquarium fish - mini, tank

Usb mini aquarium fish - mini, tank

£6.95 · Buy It Now

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10w usb mini - 10w,

10w usb mini - 10w,

£5.39 · Buy It Now

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Aquarium fish tank heater - tank,

Aquarium fish tank heater - tank,

£5.49 · Buy It Now

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100w aquarium marine fish tank - marine,

100w aquarium marine fish tank - marine,

£7.60 · Buy It Now

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Hitop 668 120w aquarium - hitop,

Hitop 668 120w aquarium - hitop,

£10.80 · Buy It Now

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Hidom aquarium heater - aquarium,

Hidom aquarium heater - aquarium,

£11.95 · Buy It Now

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Juwel aqua heat - heat, aquarium

Juwel aqua heat - heat, aquarium

£33.99 · Buy It Now

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Fish fun heater - fish, r

Fish fun heater - fish, r

£9.99 · Buy It Now

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Betta thermal compact heater - thermal,

Betta thermal compact heater - thermal,

£12.99 · Buy It Now

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External heater thermostat - external, for

External heater thermostat - external, for

£34.99 · Buy It Now

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Juwel automatic heater - automatic,

Juwel automatic heater - automatic,

£30.99 · Buy It Now

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Hobby aquarium heater - hobby,

Hobby aquarium heater - hobby,

£6.80 · Buy It Now

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Aqua one aquarium fish - aqua,

Aqua one aquarium fish - aqua,

£14.85 · Buy It Now

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Oase heat aquarium heater - heat, up

Oase heat aquarium heater - heat, up

£23.90 · Buy It Now

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Eheim jager aquarium fish tank - aquarium,

Eheim jager aquarium fish tank - aquarium,

£7.95 · Buy It Now

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200w aquarium water heater - 50-200w,

200w aquarium water heater - 50-200w,

£11.85 · Buy It Now

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Delta thermfish tank heater - thermfish,

Delta thermfish tank heater - thermfish,

£14.00 · Buy It Now

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Fluval m50 submersible fish - m50,

Fluval m50 submersible fish - m50,

£20.49 · Buy It Now

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Aquael plastic ultra - plastic, heater

Aquael plastic ultra - plastic, heater

£29.95 · Buy It Now

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1pc usb aquarium - 1pc, tank

1pc usb aquarium - 1pc, tank

£8.18 · Buy It Now

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Aquarium marine fish tank - aquarium,

Aquarium marine fish tank - aquarium,

£7.60 · Buy It Now

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Hitop 668 50w aquarium - hp-668,

Hitop 668 50w aquarium - hp-668,

£9.99 · Buy It Now

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Oase heat aquarium fish - heat, up

Oase heat aquarium fish - heat, up

£18.79 · Buy It Now

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Superfish pro heater - pro,

Superfish pro heater - pro,

£15.85 · Buy It Now

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Superfish eco aquarium heater - superfish,

Superfish eco aquarium heater - superfish,

£14.99 · Buy It Now

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Brons hw100 100 watt automatic - brons,

Brons hw100 100 watt automatic - brons,

£5.45 · Buy It Now

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Aquarium heater rod fish - aquarium,

Aquarium heater rod fish - aquarium,

£7.17 · Buy It Now

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1pc usb mini aquarium - 1pc,

1pc usb mini aquarium - 1pc,

£6.31 · Buy It Now

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150w fish tank aquarium - 150w,

150w fish tank aquarium - 150w,

£11.25 · Buy It Now

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Interpet deltatherm aquarium - deltatherm,

Interpet deltatherm aquarium - deltatherm,

£9.72 · Buy It Now

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Aqqa aquarium heater 500w ptc - heater,500w,

Aqqa aquarium heater 500w ptc - heater,500w,

£60.99 · Buy It Now

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Aquarium heater aqua one - heater,

Aquarium heater aqua one - heater,

£13.72 · Buy It Now

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Superfish aquarium tank heater - tank,

Superfish aquarium tank heater - tank,

£7.85 · Buy It Now

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200 300 500w led - 200/300/500w, digital

200 300 500w led - 200/300/500w, digital

£17.94 · Buy It Now

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25w 300w submersible - 25w-300w, aquarium

25w 300w submersible - 25w-300w, aquarium

£7.99 · Buy It Now

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Aquarium heater 500w - aquarium,

Aquarium heater 500w - aquarium,

£23.89 · Buy It Now

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Qzq fish tank heater - qzq,

Qzq fish tank heater - qzq,

£24.15 · Buy It Now

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Usb mini aquarium heating - usb,

Usb mini aquarium heating - usb,

£4.65 · Buy It Now

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200 300 500w - 200/300/500w, led

200 300 500w - 200/300/500w, led

£16.45 · Buy It Now

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500w aquarium heater - 500w,

500w aquarium heater - 500w,

£17.95 · Buy It Now

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📊96 listings · from £4.65 · avg £14.79

Browse 96 fish tank heater listings currently in our index. Prices range from £4.65 to £60.99, with an average of £14.79. 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 fish tank heater →

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Everything you need to know about fish tank heater

Whether you are looking for a brand-new or second-hand fish tank heater, 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 £4.65, while premium listings can reach £60.99 — giving you a wide budget spread to work with. The average price of £14.79 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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