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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
Gallon electric water - 10,

Gallon electric water - 10,

£145.99
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18kw tankless water heater - 18kw,

18kw tankless water heater - 18kw,

£188.00
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Electric scr2 titan 120 - scr2, n-120

Electric scr2 titan 120 - scr2, n-120

£243.00
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Upromax 13kw tankless electric - 13kw,

Upromax 13kw tankless electric - 13kw,

£129.99
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6500w tankless electric - 6500w,

6500w tankless electric - 6500w,

£65.68
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110v 3500w tankless hot water - 110v,

110v 3500w tankless hot water - 110v,

£30.89
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Instant electric tankless hot - electric,

Instant electric tankless hot - electric,

£59.63
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18l lpg propane gas - hot, water

18l lpg propane gas - hot, water

£120.90
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Mini 110v 3000w instant - 110v,

Mini 110v 3000w instant - 110v,

£38.57
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For whole house instant - for,

For whole house instant - for,

£60.43
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5500w 110v tankless - 5500w, water

5500w 110v tankless - 5500w, water

£65.20
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18l 5gpm tankless - 18l,

18l 5gpm tankless - 18l,

£120.90
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18l 5gpm tankless - 18l,

18l 5gpm tankless - 18l,

£119.89
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100 000 btu tankless - tankless, water

100 000 btu tankless - tankless, water

£189.99
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10l 64gpm hot water heater - 2.64gpm,

10l 64gpm hot water heater - 2.64gpm,

£219.95
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New marey home - new,

New marey home - new,

£189.99
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14kw tankless water - water, heater

14kw tankless water - water, heater

£189.99
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120v electric under - 120v, sink

120v electric under - 120v, sink

£76.41
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2000w immersion water heater - 2000w,

2000w immersion water heater - 2000w,

£11.29
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Tankless water heater electric - tankless,

Tankless water heater electric - tankless,

£60.80
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Electric water heater instant - electric,

Electric water heater instant - electric,

£39.41
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Vevor 18kw electric tankless - electric,

Vevor 18kw electric tankless - electric,

£224.99
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6500w tankless electric hot - tankless,

6500w tankless electric hot - tankless,

£64.75
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Instant electric tankless - electric,

Instant electric tankless - electric,

£59.64
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1500w electric hot water - 1500w,

1500w electric hot water - 1500w,

£67.14
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5kw small electric - small, hot

5kw small electric - small, hot

£60.62
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18l 5gpm tankless natural - tankless,

18l 5gpm tankless natural - tankless,

£120.90
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18l 5gpm tankless natural gas - 18l,

18l 5gpm tankless natural gas - 18l,

£117.90
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8000 tankless electric hot - w,

8000 tankless electric hot - w,

£199.99
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170k btu indoor - btu, tankless

170k btu indoor - btu, tankless

£379.99
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Vevor 27kw tankless electric - vevor,

Vevor 27kw tankless electric - vevor,

£279.90
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18l 36kw lpg - 18l,

18l 36kw lpg - 18l,

£120.90
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2000w 110v water - water, heater

2000w 110v water - water, heater

£15.99
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Vevor 8kw instant hot - 13.8kw,

Vevor 8kw instant hot - 13.8kw,

£199.90
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Uimoso gallon electric - uimoso,

Uimoso gallon electric - uimoso,

£217.00
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8kw electric hot - hot, tankless

8kw electric hot - hot, tankless

£177.89
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Mini tank water - mini,

Mini tank water - mini,

£110.00
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Vevor propane tankless water - vevor,

Vevor propane tankless water - vevor,

£169.90
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14kw tankless water heater - tankless,

14kw tankless water heater - tankless,

£215.99
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18l 5gpm tankless - tankless, natural

18l 5gpm tankless - tankless, natural

£120.90
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Uimoso gallon electric water - 6-gallon,

Uimoso gallon electric water - 6-gallon,

£148.99
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6500w hot water heater - hot,

6500w hot water heater - hot,

£62.02
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Mini 110v 3000w - , instant

Mini 110v 3000w - , instant

£38.96
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199 000 btu - 199,000,

199 000 btu - 199,000,

£679.99
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Electric water heater instant - water,

Electric water heater instant - water,

£38.96
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Tankless water heater electric - tankless,

Tankless water heater electric - tankless,

£60.43
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2000w immersion water - 2000w,

2000w immersion water - 2000w,

£11.26
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Small 110v 3500w - small,

Small 110v 3500w - small,

£30.89
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30l mini tank water - mini,

30l mini tank water - mini,

£64.92
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Electric tankless water heater - water,

Electric tankless water heater - water,

£269.99
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Uimoso indoor propane tankless - indoor,

Uimoso indoor propane tankless - indoor,

£157.00
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20l 26gpm tankless propane - 5.26gpm,

20l 26gpm tankless propane - 5.26gpm,

£131.90
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180 000btu tankless water - 180,000btu,

180 000btu tankless water - 180,000btu,

£484.49
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Uimoso 8 gal - 2.5/4/8, electric

Uimoso 8 gal - 2.5/4/8, electric

£129.99
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6500w propane hot water - propane,

6500w propane hot water - propane,

£59.52
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Titan electronic tankless - electronic,

Titan electronic tankless - electronic,

£199.99
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For whole house instant - for,

For whole house instant - for,

£60.43
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Vevor gallon electric - vevor,

Vevor gallon electric - vevor,

£219.90
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2000w immersion water - 2000w, heater

2000w immersion water - 2000w, heater

£11.25
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Electric water heater - heater, instant

Electric water heater - heater, instant

£39.41
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Portable lpg propane gas - portable,

Portable lpg propane gas - portable,

£103.09
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New marey 110v - 1.5, gpm

New marey 110v - 1.5, gpm

£149.00
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Vevor gallon electric water - 10,

Vevor gallon electric water - 10,

£169.90
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Uimoso 8gal electric - uimoso, hot

Uimoso 8gal electric - uimoso, hot

£99.99
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Tankless water heater electric - tankless,

Tankless water heater electric - tankless,

£118.99
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10l mini hot tank - 10l,

10l mini hot tank - 10l,

£69.10
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Electric water heater - heater, instant

Electric water heater - heater, instant

£38.96
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Westinghouse 14kw tankless - westinghouse,

Westinghouse 14kw tankless - westinghouse,

£169.99
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4000w 110v constant - 4000w,

4000w 110v constant - 4000w,

£59.04
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8 gallon mini - 1.6/2.6/4/8,

8 gallon mini - 1.6/2.6/4/8,

£75.29
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Tankless water heater electric - heater,

Tankless water heater electric - heater,

£104.99
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Electric hot tankless water - electric,

Electric hot tankless water - electric,

£164.95
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220v electric tankless instant - 220v,

220v electric tankless instant - 220v,

£50.89
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18l propane natural gas - 18l,

18l propane natural gas - 18l,

£119.90
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11kw tankless water heater - tankless,

11kw tankless water heater - tankless,

£138.69
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18kw 240v electric - 18kw,

18kw 240v electric - 18kw,

£167.99
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110v electric water heater - 110v,

110v electric water heater - 110v,

£61.23
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Vevor 8kw instant hot - vevor,

Vevor 8kw instant hot - vevor,

£149.90
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Digital display electric - display,

Digital display electric - display,

£148.75
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Electric hot tankless - electric,

Electric hot tankless - electric,

£48.00
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110v instant electric - electric, tankless

110v instant electric - electric, tankless

£63.77
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1500w 110v water heater - 1500w,

1500w 110v water heater - 1500w,

£19.00
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Vevor 8kw instant - instant, tankless

Vevor 8kw instant - instant, tankless

£149.90
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Propane natural gas tankless - propane/natural,

Propane natural gas tankless - propane/natural,

£159.99
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For whole house - instant, water

For whole house - instant, water

£64.23
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For whole house instant water - whole,

For whole house instant water - whole,

£60.43
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50l 80l 100l 120l - 50l/80l/100l/120l, electric

50l 80l 100l 120l - 50l/80l/100l/120l, electric

£139.81
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14kw tankless water heater - tankless,

14kw tankless water heater - tankless,

£142.49
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3500w tankless water heater - 3500w,

3500w tankless water heater - 3500w,

£30.89
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Thermomate electric water - thermomate,

Thermomate electric water - thermomate,

£296.99
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1500w mini tank electric water - tank,

1500w mini tank electric water - tank,

£66.00
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Mini 110v 3000w - , instant

Mini 110v 3000w - , instant

£38.96
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Pvi watts aquaplex durawatt - pvi,

Pvi watts aquaplex durawatt - pvi,

£3600.00
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Electric water heater kitchen - electric,

Electric water heater kitchen - electric,

£61.23
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2gpm tankless lpg liquid - tankless,

2gpm tankless lpg liquid - tankless,

£93.99
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Fogatti tankless hot water - fogatti,

Fogatti tankless hot water - fogatti,

£185.99
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📊96 listings · from £11.25 · avg £162.23
⚠️ These listings were last updated more than 10 days ago. Search for fresh listings

Browse 96 hot water heaters listings currently in our index. Prices range from £11.25 to £3600, with an average of £162.23. 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 | kinetico water softener | large water containers | main boilers | mira electric showers | multipoint water heater | natural gas water heater | propane water heaters | rinnai water heater

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 £11.25, while premium listings can reach £3600 — giving you a wide budget spread to work with. The average price of £162.23 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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