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Hot water heaters

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Hot water heaters for sale on largest auction and classifieds sites

Home / Water Heating & Filtration / Hot water heaters refurbished & used for sale | For Sale UK
Portable 2500w electric - portable,

Portable 2500w electric - portable,

£8.99
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120l electric hot water - electric,

120l electric hot water - electric,

£106.99
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Camplux gas hot water - water, heater

Camplux gas hot water - water, heater

£189.99
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3000w electric tankless - electric,

3000w electric tankless - electric,

£41.57
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2500w electric immersion water - electric,

2500w electric immersion water - electric,

£9.99
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360 electric heating tap - electric,

360 electric heating tap - electric,

£14.79
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Portable 2500w electric - 2500w,

Portable 2500w electric - 2500w,

£9.99
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Electric heating tap - tap, 360°

Electric heating tap - tap, 360°

£17.78
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Heatrae sadia hotflo - sadia, hot

Heatrae sadia hotflo - sadia, hot

£73.50
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3kw electric tankless instant - 3kw,

3kw electric tankless instant - 3kw,

£43.89
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1500w electric instant hot - 1500w,

1500w electric instant hot - 1500w,

£46.99
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Tesy hot water cylinders - hot,

Tesy hot water cylinders - hot,

£279.99
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2pcs portable 2500w electric - 2pcs,

2pcs portable 2500w electric - 2pcs,

£16.39
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Min instant gas - instant, hot

Min instant gas - instant, hot

£199.99
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18l propane gas - propane,

18l propane gas - propane,

£82.98
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18l instant gas hot - 18l, water

18l instant gas hot - 18l, water

£99.99
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3000w instant electric - instant,

3000w instant electric - instant,

£43.89
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1500w electric instant hot - 1500w,

1500w electric instant hot - 1500w,

£59.99
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Electric tankless instant hot - electric,

Electric tankless instant hot - electric,

£27.89
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Instant water heater 220v - heater,

Instant water heater 220v - heater,

£29.61
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2500w electric immersion water - electric,

2500w electric immersion water - electric,

£9.39
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Electric immersion water - electric,

Electric immersion water - electric,

£9.00
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Electric heating tap - electric,

Electric heating tap - electric,

£17.99
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Portable 2500w electric - 2500w,

Portable 2500w electric - 2500w,

£9.61
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2500w electric immersion - 2500w, water

2500w electric immersion - 2500w, water

£9.79
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5500w electric instant hot - electric,

5500w electric instant hot - electric,

£46.99
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5500w electric tankless - electric,

5500w electric tankless - electric,

£30.97
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2500w electric immersion - immersion, water

2500w electric immersion - immersion, water

£9.39
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Gasland lpg hot water - lpg, heater

Gasland lpg hot water - lpg, heater

£239.99
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1500w 10l electric instant hot - electric,

1500w 10l electric instant hot - electric,

£49.99
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Dexpro 5kw inline instant - dexpro,

Dexpro 5kw inline instant - dexpro,

£146.74
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18l propane gas tankless - propane,

18l propane gas tankless - propane,

£79.99
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600w electric immersion water - electric,

600w electric immersion water - electric,

£8.18
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3500w tankless hot water - hot,

3500w tankless hot water - hot,

£24.88
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Electric heating tap 360 - electric,

Electric heating tap 360 - electric,

£17.76
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360 electric heating - electric, tap

360 electric heating - electric, tap

£24.89
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80l electric hot water - electric, heater

80l electric hot water - electric, heater

£149.00
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3kw electric tankless - 3kw, instant

3kw electric tankless - 3kw, instant

£38.00
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Instant gas hot water - instant,

Instant gas hot water - instant,

£69.99
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Redring rmhw3 water heater 3kw - redring,

Redring rmhw3 water heater 3kw - redring,

£42.30
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360 led electric heater - led,

360 led electric heater - led,

£16.69
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3500w tankless hot water - 3500w,

3500w tankless hot water - 3500w,

£23.99
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5500w electric instant - 5500w,

5500w electric instant - 5500w,

£49.80
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Electric tankless instant - instant, hot

Electric tankless instant - instant, hot

£43.89
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5500w tankless hot water - tankless,

5500w tankless hot water - tankless,

£30.98
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Electric tankless instant - electric, hot

Electric tankless instant - electric, hot

£53.99
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5500w tankless hot water - 5500w,

5500w tankless hot water - 5500w,

£23.13
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10l 5kw electric instant - instant, hot

10l 5kw electric instant - instant, hot

£58.99
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Electric tankless instant hot - tankless,

Electric tankless instant hot - tankless,

£43.99
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Portable 2500w electric - portable,

Portable 2500w electric - portable,

£9.90
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Electric tankless instant hot - tankless,

Electric tankless instant hot - tankless,

£41.56
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3500w tankless hot water - tankless,

3500w tankless hot water - tankless,

£24.76
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Electric tankless instant - electric,

Electric tankless instant - electric,

£30.97
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1500w 10l electric instant hot - 1500w,

1500w 10l electric instant hot - 1500w,

£51.21
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120l electric hot - 50/80/120l,

120l electric hot - 50/80/120l,

£120.99
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2500w electric immersion - 2500w,

2500w electric immersion - 2500w,

£8.00
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1500w 10l electric instant - 10l,

1500w 10l electric instant - 10l,

£50.62
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3000w electric tankless - electric,

3000w electric tankless - electric,

£43.99
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2500w electric immersion water - 2500w,

2500w electric immersion water - 2500w,

£9.89
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Incoloy hard water immersion - hard,

Incoloy hard water immersion - hard,

£27.82
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Electric heating tap 360 - electric,

Electric heating tap 360 - electric,

£16.99
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15l electric instant - 10/12/15l,

15l electric instant - 10/12/15l,

£69.99
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2500w electric immersion water - 2500w,

2500w electric immersion water - 2500w,

£8.99
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360 electric heating tap - electric,

360 electric heating tap - electric,

£18.27
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600w electric water heater - 600w,

600w electric water heater - 600w,

£7.69
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1500w electric instant hot - 1500w,

1500w electric instant hot - 1500w,

£65.99
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Tankless electric instant hot - electric,

Tankless electric instant hot - electric,

£53.99
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2500w electric immersion water - electric,

2500w electric immersion water - electric,

£8.70
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Electric immersion water - immersion,

Electric immersion water - immersion,

£25.99
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Led electric heating tap - led,

Led electric heating tap - led,

£26.99
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120l electric hot water - 50/80/120l,

120l electric hot water - 50/80/120l,

£108.99
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Electric heating tap - tap, 360°

Electric heating tap - tap, 360°

£19.59
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120l electric hot - 50/80/120l,

120l electric hot - 50/80/120l,

£107.99
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18l lpg propane - lpg, gas

18l lpg propane - lpg, gas

£91.99
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Electric tankless instant hot - tankless,

Electric tankless instant hot - tankless,

£30.96
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Triton showers spt303i t30i - triton,

Triton showers spt303i t30i - triton,

£45.00
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5kw electric instant hot - 1.5kw,

5kw electric instant hot - 1.5kw,

£53.99
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10l electric instant - electric,

10l electric instant - electric,

£63.99
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5500w tankless hot water - 5500w,

5500w tankless hot water - 5500w,

£25.99
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220v electric instant - electric,

220v electric instant - electric,

£59.98
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5500w electric instant hot - 5500w,

5500w electric instant hot - 5500w,

£46.89
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5500w tankless hot water - 5500w,

5500w tankless hot water - 5500w,

£30.98
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Hot water cylinder copper - hot,

Hot water cylinder copper - hot,

£34.18
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50l electric storage water - electric,

50l electric storage water - electric,

£129.00
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2500w electric immersion water - 2500w,

2500w electric immersion water - 2500w,

£8.89
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New 3500w tankless - 3500w, hot

New 3500w tankless - 3500w, hot

£24.65
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3000w electric tankless - 3000w,

3000w electric tankless - 3000w,

£43.89
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Vertical hot water cylinder - vertical,

Vertical hot water cylinder - vertical,

£139.99
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5500w instant electric - instant,

5500w instant electric - instant,

£30.96
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Electric tankless instant - electric,

Electric tankless instant - electric,

£32.99
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Electric heating tap 360 - electric,

Electric heating tap 360 - electric,

£18.59
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Electric tankless instant - tankless,

Electric tankless instant - tankless,

£42.99
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Instanta wa10n 3kw hotwater - instanta,

Instanta wa10n 3kw hotwater - instanta,

£250.30
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18l propane gas - 8l-18l, tankless

18l propane gas - 8l-18l, tankless

£99.99
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Camplux portable gas - camplux,

Camplux portable gas - camplux,

£269.99
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2kw 10liter electric - 10liter, hot

2kw 10liter electric - 10liter, hot

£114.99
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📊96 listings · from £7.69 · avg £56.63
⚠️ These listings were last updated more than 23 days ago. Search for fresh listings

Browse 96 hot water heaters listings currently in our index. Prices range from £7.69 to £279.99, with an average of £56.63. 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 hot water heaters →

Try this: immersion heater | indirect water heater | ingersoll rand compressor parts | kinetico water softener | main boilers | multipoint water heater | natural gas water heater | propane water heaters | rinnai water heater | stelrad radiators

Shop by budget

< £25 £25 – £50 £50 – £100 £100 – £200 £200 – £500 > £500

Everything you need to know about hot water heaters

Whether you are looking for a brand-new or second-hand hot water heaters, 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 £7.69, while premium listings can reach £279.99 — giving you a wide budget spread to work with. The average price of £56.63 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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