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Aquarium heater

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

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

Hepo aquarium heater - aquarium, tank

£17.99 · Buy It Now

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Hidom submersible tropical - hidom,

Hidom submersible tropical - hidom,

£13.95 · Buy It Now

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Aquarium heater submersible - aquarium,

Aquarium heater submersible - aquarium,

£13.99 · Buy It Now

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Hepo submersible aquarium - hepo,

Hepo submersible aquarium - hepo,

£9.99 · Buy It Now

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Fluval aquarium heater - aquarium,

Fluval aquarium heater - aquarium,

£24.99 · Buy It Now

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Hidom submersible tropical - submersible,

Hidom submersible tropical - submersible,

£11.45 · Buy It Now

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Hidom proheat quartz aquarium - proheat,

Hidom proheat quartz aquarium - proheat,

£16.45 · Buy It Now

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300w aquarium heater - fish, tank

300w aquarium heater - fish, tank

£8.46 · Buy It Now

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Aquarium water heater aqua - aquarium,

Aquarium water heater aqua - aquarium,

£12.55 · Buy It Now

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

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

£10.98 · Buy It Now

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Interpet deltatherm - interpet,

Interpet deltatherm - interpet,

£7.95 · Buy It Now

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Aquarium heater 500w - aquarium,

Aquarium heater 500w - aquarium,

£22.99 · Buy It Now

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Swell 100w aquarium fish tank - swell,

Swell 100w aquarium fish tank - swell,

£10.99 · Buy It Now

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Fluval heater thermostat - e,

Fluval heater thermostat - e,

£49.99 · Buy It Now

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Hidom proheat quartz aquarium - quartz,

Hidom proheat quartz aquarium - quartz,

£18.45 · Buy It Now

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Hidom aquarium heater - aquarium,

Hidom aquarium heater - aquarium,

£10.95 · Buy It Now

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Submersible aquarium heater - submersible,

Submersible aquarium heater - submersible,

£13.45 · Buy It Now

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Usb mini aquarium - fish, tank

Usb mini aquarium - fish, tank

£8.95 · Buy It Now

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Aquarium water heater aqua - water,

Aquarium water heater aqua - water,

£12.59 · Buy It Now

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Stainless steel aquarium - stainless,

Stainless steel aquarium - stainless,

£12.99 · Buy It Now

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Eheim thermocontrol heater - eheim,

Eheim thermocontrol heater - eheim,

£24.99 · Buy It Now

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Hepo bundle aquarium - hepo,

Hepo bundle aquarium - hepo,

£9.99 · Buy It Now

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Aquarium water heater - heater, aqua

Aquarium water heater - heater, aqua

£12.15 · Buy It Now

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Aquael plastic ultra heater - ultra,

Aquael plastic ultra heater - ultra,

£39.95 · Buy It Now

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Usb mini aquarium heater - mini,

Usb mini aquarium heater - mini,

£4.72 · Buy It Now

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Hidom quartz submersible - quartz,

Hidom quartz submersible - quartz,

£18.45 · Buy It Now

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10w usb mini - mini, aquarium

10w usb mini - mini, aquarium

£5.00 · Buy It Now

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

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

£12.72 · Buy It Now

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50w fish tank - 50w, heater

50w fish tank - 50w, heater

£10.25 · Buy It Now

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300w aquarium fish tank heater - 300w,

300w aquarium fish tank heater - 300w,

£13.49 · Buy It Now

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External heater thermostat for - external,

External heater thermostat for - external,

£34.99 · Buy It Now

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Submersible aquarium tropical - aquarium,

Submersible aquarium tropical - aquarium,

£24.99 · Buy It Now

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100w aquarium heater - 100w,

100w aquarium heater - 100w,

£14.99 · Buy It Now

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Interpet deltatherm aquarium - interpet,

Interpet deltatherm aquarium - interpet,

£1.95 · Buy It Now

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Fluval heater thermostat - heater, lcd

Fluval heater thermostat - heater, lcd

£49.99 · Buy It Now

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Juwel aqua heat aquarium - aqua,

Juwel aqua heat aquarium - aqua,

£31.00 · Buy It Now

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200w aquarium water heater - 200w,

200w aquarium water heater - 200w,

£9.89 · Buy It Now

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200w fish tank - aquarium, heater

200w fish tank - aquarium, heater

£10.01 · Buy It Now

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50w 500w led digital aquarium - led,

50w 500w led digital aquarium - led,

£15.60 · Buy It Now

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Superfish pro aquarium heater - aquarium,

Superfish pro aquarium heater - aquarium,

£15.95 · Buy It Now

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100w aquarium marine fish - 100w, tank

100w aquarium marine fish - 100w, tank

£7.60 · Buy It Now

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100 200 300w aquarium fish - 100/200/300w,

100 200 300w aquarium fish - 100/200/300w,

£8.46 · Buy It Now

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Juwel aqua heat pro aquarium - juwel,

Juwel aqua heat pro aquarium - juwel,

£32.45 · Buy It Now

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Superfish pro heater tropical - superfish,

Superfish pro heater tropical - superfish,

£15.85 · Buy It Now

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Fluval series aquarium - fluval,

Fluval series aquarium - fluval,

£24.99 · Buy It Now

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Superfish aquarium heater - aquarium,

Superfish aquarium heater - aquarium,

£15.49 · Buy It Now

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Titanium heater elitech - d-d,

Titanium heater elitech - d-d,

£81.99 · Buy It Now

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Fish tank heater submersible - tank,

Fish tank heater submersible - tank,

£11.95 · Buy It Now

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Hagen marina submersible - hagen,

Hagen marina submersible - hagen,

£13.95 · Buy It Now

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Juwel aquarium heater - juwel, 100w

Juwel aquarium heater - juwel, 100w

£28.53 · Buy It Now

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Aquarium glass heater aqua one - aqua,

Aquarium glass heater aqua one - aqua,

£14.99 · Buy It Now

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Fish fun heater thermostat - fun,

Fish fun heater thermostat - fun,

£9.99 · Buy It Now

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Usb mini aquarium heating rod - usb,

Usb mini aquarium heating rod - usb,

£4.99 · Buy It Now

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Brand new aquarium heater 300w - brand,

Brand new aquarium heater 300w - brand,

£7.19 · Buy It Now

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Oase heat aquarium - oase,

Oase heat aquarium - oase,

£18.79 · Buy It Now

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Fast adjustable home - adjustable, 20-34°

Fast adjustable home - adjustable, 20-34°

£6.93 · Buy It Now

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Submersible aquarium heater - submersible,

Submersible aquarium heater - submersible,

£7.86 · Buy It Now

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100w 500w led digital aquarium - digital,

100w 500w led digital aquarium - digital,

£22.85 · Buy It Now

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500w aquarium heater - 500w,

500w aquarium heater - 500w,

£24.05 · Buy It Now

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Betta thermal compact - betta,

Betta thermal compact - betta,

£7.00 · Buy It Now

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Interpet deltatherm aquarium - interpet,

Interpet deltatherm aquarium - interpet,

£1.95 · Buy It Now

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

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

£15.08 · Buy It Now

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Hygger submersible aquarium - submersible,

Hygger submersible aquarium - submersible,

£38.77 · 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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200w aquarium water heater - 50-200w,

200w aquarium water heater - 50-200w,

£13.51 · Buy It Now

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300w aquarium heater with - aquarium,

300w aquarium heater with - aquarium,

£22.99 · Buy It Now

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Submersible aquarium heater - aquarium,

Submersible aquarium heater - aquarium,

£15.05 · Buy It Now

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Fish tank heater - fish,

Fish tank heater - fish,

£4.38 · Buy It Now

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Interpet deltatherm - eu,

Interpet deltatherm - eu,

£7.95 · Buy It Now

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Mini thermostat heater fish - mini,

Mini thermostat heater fish - mini,

£7.59 · Buy It Now

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245 hygger 500w - , aquarium

245 hygger 500w - , aquarium

£34.99 · Buy It Now

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Aquarium heater submersible - heater,

Aquarium heater submersible - heater,

£10.95 · Buy It Now

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Aquarium fish tank heater - fish,

Aquarium fish tank heater - fish,

£5.99 · Buy It Now

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200w aquarium water - water, heater

200w aquarium water - water, heater

£9.89 · Buy It Now

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Submersible heater rod mini - rod,

Submersible heater rod mini - rod,

£6.64 · Buy It Now

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Aquarium heater 500w - heater,,

Aquarium heater 500w - heater,,

£34.82 · Buy It Now

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Oase heat aquarium - oase,

Oase heat aquarium - oase,

£23.80 · Buy It Now

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Usb mini aquarium fish tank - mini,

Usb mini aquarium fish tank - mini,

£6.95 · Buy It Now

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Hidom aquarium heater - hidom,

Hidom aquarium heater - hidom,

£11.95 · Buy It Now

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Small aquarium heater 25w - small,

Small aquarium heater 25w - small,

£10.95 · Buy It Now

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25w fish tank - fish, aquarium

25w fish tank - fish, aquarium

£9.95 · Buy It Now

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Aqua one heater - one,

Aqua one heater - one,

£19.85 · Buy It Now

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Superfish eco aquarium - superfish, heater

Superfish eco aquarium - superfish, heater

£14.99 · Buy It Now

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Eheim thermopreset heaters - eheim,

Eheim thermopreset heaters - eheim,

£30.99 · Buy It Now

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Aquarium tropical marine - aquarium,

Aquarium tropical marine - aquarium,

£13.99 · Buy It Now

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Eheim thermocontrol heater - thermocontrol, (e)

Eheim thermocontrol heater - thermocontrol, (e)

£31.40 · Buy It Now

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Usb mini aquarium heater 10w - usb,

Usb mini aquarium heater 10w - usb,

£5.30 · Buy It Now

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Fluval heater thermostat lcd - fluval, e

Fluval heater thermostat lcd - fluval, e

£47.99 · Buy It Now

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Fluval t300 aquarium heater - fluval,

Fluval t300 aquarium heater - fluval,

£28.95 · Buy It Now

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Eheim thermocontrol heater - thermocontrol,

Eheim thermocontrol heater - thermocontrol,

£24.99 · Buy It Now

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Submersible aquarium fish - aquarium,

Submersible aquarium fish - aquarium,

£17.95 · Buy It Now

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Aquarium fish tank heater - aquarium,

Aquarium fish tank heater - aquarium,

£5.99 · Buy It Now

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50w aquarium fish tank heater - aquarium,

50w aquarium fish tank heater - aquarium,

£10.29 · Buy It Now

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Hailea boyu water heater - or,

Hailea boyu water heater - or,

£13.49 · Buy It Now

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Hitauing submersible aquarium - hitauing,

Hitauing submersible aquarium - hitauing,

£38.11 · Buy It Now

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Hidom submersible heater - heater, &

Hidom submersible heater - heater, &

£13.95 · Buy It Now

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📊96 listings · from £1.95 · avg £17.31
⚠️ These listings were last updated more than 10 days ago. Search for fresh listings

Browse 96 aquarium heater listings currently in our index. Prices range from £1.95 to £81.99, with an average of £17.31. 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 aquarium heater →

Try this: fish tanks | juwel trigon 350 | hexagonal fish tank | marine aquarium tank | nano marine aquarium | shrimp | vortech | 3ft aquarium | 5 ft aquarium | aquareef

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Everything you need to know about aquarium heater

Whether you are looking for a brand-new or second-hand aquarium 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 £1.95, while premium listings can reach £81.99 — giving you a wide budget spread to work with. The average price of £17.31 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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