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Fish tank heater

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Fish tank heater for sale on largest auction and classifieds sites

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

Hepo aquarium heater - heater, fish

£13.49
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Hygger hg019 double quartz - hg019,

Hygger hg019 double quartz - hg019,

£21.05
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100w aquarium water heater - 100w,

100w aquarium water heater - 100w,

£10.95
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Interpet deltatherm - interpet, eu

Interpet deltatherm - interpet, eu

£10.95
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Submersible aquarium fish - aquarium, tank

Submersible aquarium fish - aquarium, tank

£8.40
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100w submersible aquarium - submersible,

100w submersible aquarium - submersible,

£10.80
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Aquarium heater submersible - aquarium,

Aquarium heater submersible - aquarium,

£11.45
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200w aquarium water heater - 50-200w,

200w aquarium water heater - 50-200w,

£12.51
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Hidom submersible tropical - hidom,

Hidom submersible tropical - hidom,

£2.45
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Swell 100w aquarium - 100w, tank

Swell 100w aquarium - 100w, tank

£10.99
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300w aquarium fish - aquarium, tank

300w aquarium fish - aquarium, tank

£13.49
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Hidom submersible tropical - hidom,

Hidom submersible tropical - hidom,

£12.95
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Fluval aquarium heater - fluval,

Fluval aquarium heater - fluval,

£27.99
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Hidom submersible aquarium - hidom,

Hidom submersible aquarium - hidom,

£16.45
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Hidom aquarium heater - aquarium,

Hidom aquarium heater - aquarium,

£11.95
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200 300 500w - 200/300/500w, digital

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

£22.57
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Submersible aquarium tropical - submersible,

Submersible aquarium tropical - submersible,

£24.99
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Hepo submersible aquarium fish - hepo,

Hepo submersible aquarium fish - hepo,

£14.99
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Fish fun heater thermostat - fun,

Fish fun heater thermostat - fun,

£12.99
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100w submersible aquarium fish - 100w,

100w submersible aquarium fish - 100w,

£7.88
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100 200w aquarium water heater - 100-200w,

100 200w aquarium water heater - 100-200w,

£11.98
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Fluval series aquarium - fluval, t

Fluval series aquarium - fluval, t

£26.99
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Stainless steel aquarium - stainless,

Stainless steel aquarium - stainless,

£13.99
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Usb mini aquarium fish - mini, tank

Usb mini aquarium fish - mini, tank

£8.95
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Titanium submersible - dd,

Titanium submersible - dd,

£21.50
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Aquarium heater submersible - aquarium,

Aquarium heater submersible - aquarium,

£11.99
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100w aquarium heater - aquarium,

100w aquarium heater - aquarium,

£10.95
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Aquarium water heater - aquarium,

Aquarium water heater - aquarium,

£12.69
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Aquarium heater fish - heater, tank

Aquarium heater fish - heater, tank

£11.00
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50w 500w led - led, digital

50w 500w led - led, digital

£19.91
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Submersible aquarium fish - submersible, tank

Submersible aquarium fish - submersible, tank

£7.96
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Aquarium 50w 500w digital - to,

Aquarium 50w 500w digital - to,

£18.71
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Heater 25w with - heater,

Heater 25w with - heater,

£10.79
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Hidom proheat quartz aquarium - quartz,

Hidom proheat quartz aquarium - quartz,

£18.45
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Eheim thermocontrol heater - eheim,

Eheim thermocontrol heater - eheim,

£25.99
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Submersible aquarium fish tank - aquarium,

Submersible aquarium fish tank - aquarium,

£10.99
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Superfish pro heater tropical - pro,

Superfish pro heater tropical - pro,

£17.95
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Aquarium water heater aqua - aquarium,

Aquarium water heater aqua - aquarium,

£11.49
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Aquarium fish tank - aquarium,

Aquarium fish tank - aquarium,

£22.57
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Fluval heater thermostat - thermostat, lcd

Fluval heater thermostat - thermostat, lcd

£45.99
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200w aquarium water heater - aquarium,

200w aquarium water heater - aquarium,

£11.98
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25w 300w submersible aquarium - 25w--300w,

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

£9.50
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Interpet deltatherm aquarium - deltatherm,

Interpet deltatherm aquarium - deltatherm,

£10.99
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100 200w aquarium water - 50/100/200w,

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

£12.51
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Hidom submersible heater - hidom,

Hidom submersible heater - hidom,

£12.45
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Aquarium water heater aqua - heater,

Aquarium water heater aqua - heater,

£12.99
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Oase heat aquarium heater - aquarium,

Oase heat aquarium heater - aquarium,

£19.99
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10w usb mini aquarium heater - usb,

10w usb mini aquarium heater - usb,

£5.88
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Superfish aquarium heater - superfish,

Superfish aquarium heater - superfish,

£13.95
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Submersible aquarium fish - fish, tank

Submersible aquarium fish - fish, tank

£9.00
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Fluval series electronic - t,

Fluval series electronic - t,

£25.02
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Aquael plastic ultra heater - plastic,

Aquael plastic ultra heater - plastic,

£30.95
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300w fish tank aquarium heater - 300w,

300w fish tank aquarium heater - 300w,

£11.95
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50w submersible aquarium - 50w,

50w submersible aquarium - 50w,

£9.40
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Heritage 50w reptile turtle - heritage,

Heritage 50w reptile turtle - heritage,

£9.99
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Hidom submersible tropical - hidom,

Hidom submersible tropical - hidom,

£8.95
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200 300 500w led - 200/300/500w,

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

£14.81
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Superfish eco aquarium heater - superfish,

Superfish eco aquarium heater - superfish,

£13.99
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Hidom quartz submersible - hidom,

Hidom quartz submersible - hidom,

£15.45
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Submersible aquarium fish tank - aquarium,

Submersible aquarium fish tank - aquarium,

£14.99
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Pet friend aquarium fish - aquarium, tank

Pet friend aquarium fish - aquarium, tank

£26.99
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Hidom aquarium heater - aquarium,

Hidom aquarium heater - aquarium,

£13.45
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10w usb mini - mini, aquarium

10w usb mini - mini, aquarium

£4.95
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75w aquarium heater - 75w,

75w aquarium heater - 75w,

£11.95
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Marina submersible pre set - marina,

Marina submersible pre set - marina,

£7.59
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External heater thermostat for - external,

External heater thermostat for - external,

£34.99
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Fluval t300 aquarium heater - fluval,

Fluval t300 aquarium heater - fluval,

£26.95
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Usb mini aquarium fish tank - mini,

Usb mini aquarium fish tank - mini,

£5.28
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50w submersible aquarium fish - submersible,

50w submersible aquarium fish - submersible,

£8.40
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Hidom proheat quartz - hidom,

Hidom proheat quartz - hidom,

£13.45
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50w aquarium fish - 50w, tank

50w aquarium fish - 50w, tank

£10.29
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Usb mini aquarium fish - aquarium, tank

Usb mini aquarium fish - aquarium, tank

£8.99
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Submersible aquarium fish - aquarium, tank

Submersible aquarium fish - aquarium, tank

£8.45
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Hepo aquarium fish tank heater - fish,

Hepo aquarium fish tank heater - fish,

£18.99
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Usb mini aquarium - aquarium, tank

Usb mini aquarium - aquarium, tank

£6.95
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Submersible aquarium fish tank - fish,

Submersible aquarium fish tank - fish,

£17.95
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Hygger fish tank - tank, heater,

Hygger fish tank - tank, heater,

£81.99
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4pcs aquarium heater - 4pcs,

4pcs aquarium heater - 4pcs,

£3.35
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Fluval m50 submersible - m50,

Fluval m50 submersible - m50,

£20.29
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Fish tank heater submersible - fish,

Fish tank heater submersible - fish,

£23.77
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Hygger aquarium heater 300w - aquarium, heater,

Hygger aquarium heater 300w - aquarium, heater,

£24.99
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Small fish tank - tank, heater

Small fish tank - tank, heater

£8.39
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Aquarium heater 100w fish tank - heater,

Aquarium heater 100w fish tank - heater,

£9.99
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Eheim jager aquarium - eheim,

Eheim jager aquarium - eheim,

£29.95
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Aquarium heater led digital - led,

Aquarium heater led digital - led,

£11.92
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10w usb mini - 10w, heater

10w usb mini - 10w, heater

£4.87
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Hobby aquarium heater - hobby,

Hobby aquarium heater - hobby,

£6.80
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Small fish tank - small,

Small fish tank - small,

£8.39
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Eheim thermopreset heaters - eheim,

Eheim thermopreset heaters - eheim,

£28.99
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Turtle tank heater - tank, led

Turtle tank heater - tank, led

£10.58
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Submersible heater rod mini - heater,

Submersible heater rod mini - heater,

£8.05
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Aqqa aquarium heater 500w - aqqa,

Aqqa aquarium heater 500w - aqqa,

£24.99
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Pet friend pro - pet, heat

Pet friend pro - pet, heat

£14.45
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100 200w aquarium water - 50/100/200w,

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

£12.92
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Aquarium glass heater aqua one - aquarium,

Aquarium glass heater aqua one - aquarium,

£18.99
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Aquarium 50w 500w digital - aquarium, to

Aquarium 50w 500w digital - aquarium, to

£19.90
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📊96 listings · from £2.45 · avg £15.56

Browse 96 fish tank heater listings currently in our index. Prices range from £2.45 to £81.99, with an average of £15.56. 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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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 £2.45, while premium listings can reach £81.99 — giving you a wide budget spread to work with. The average price of £15.56 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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