Water heater
Water heater for sale on Ireland's largest auction and classifieds sites
Home immersion water heater - immersion, - £8.99
Rated power 2500w • Using stainless steel • Heating tube magnesium - Free postage - New and Used
Rated power 2500w • Using stainless steel • Heating tube magnesium - Free postage - New and Used
120l electric hot water - 50/80/120l, - £99.99
Bathroom accessories send • Extra gift you • Handy shower hose - Free postage - New and Used
Bathroom accessories send • Extra gift you • Handy shower hose - Free postage - New and Used
5kw electric instant water - instant, - £134.99
Unit tiny allows • Fit under sinks • Take less space - Free postage - New and Used
Unit tiny allows • Fit under sinks • Take less space - Free postage - New and Used
Electric tankless instant hot - tankless, - £25.99
Easy install bathroom • Shower allow you • Take warm comfortable - Free postage - New and Used
Easy install bathroom • Shower allow you • Take warm comfortable - Free postage - New and Used
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15l electric instant hot - 15l, - £51.99
Capacity 15l after • Installation open water • Inlet valve turn - Free postage - New and Used
Capacity 15l after • Installation open water • Inlet valve turn - Free postage - New and Used
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48 listings · from £5.9 · avg £45.47
⚠️ These listings were last updated more than 104 days ago.
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Browse 48 water heater listings currently in our index. Prices range from £5.9 to £199.58, with an average of £45.47. 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 water heater →
2500w electric immersion water - electric, - £8.79
Heating tube • Rated power 2500w • Using stainless steel - Free postage - New and Used
Heating tube • Rated power 2500w • Using stainless steel - Free postage - New and Used
3000w instant electric - 3000w, - £39.89
3000w electric water • Heater has box • That leakage protection - Free postage - New and Used
3000w electric water • Heater has box • That leakage protection - Free postage - New and Used
5kw electric instant hot - electric, - £54.99
Rated capacity 10l • After installation open • Water inlet valve - Free postage - New and Used
Rated capacity 10l • After installation open • Water inlet valve - Free postage - New and Used
Immersion water heater - water, - £9.99
Quick efficient heating • Warms water directly • Inside your container - Free postage - New and Used
Quick efficient heating • Warms water directly • Inside your container - Free postage - New and Used
2500w electric immersion - 2500w, water - £9.49
Heating tube • Rated power 2500w • Using stainless steel - Free postage - New and Used
Heating tube • Rated power 2500w • Using stainless steel - Free postage - New and Used
Electric tankless instant hot - tankless, - £30.99
Instantaneous water heater • Rated power 5500w • Easy install under - Free postage - New and Used
Instantaneous water heater • Rated power 5500w • Easy install under - Free postage - New and Used
Electric water heater - electric, - £9.29
Rated power 2500w • Using stainless steel • Heating tube magnesium - Free postage - New and Used
Rated power 2500w • Using stainless steel • Heating tube magnesium - Free postage - New and Used
Electric tankless instant hot - electric, - £31.80
Easy install bathroom • Shower allow you • Take warm comfortable - Free postage - New and Used
Easy install bathroom • Shower allow you • Take warm comfortable - Free postage - New and Used
5kw electric instant hot - 1.5kw, - £56.99
Rated capacity 10l • After installation open • Water inlet valve - Free postage - New and Used
Rated capacity 10l • After installation open • Water inlet valve - Free postage - New and Used
Sangamo powersaver dual flexi - sangamo, - £50.62
Shock protection class • Operation temperature - Free postage - New and Used
Shock protection class • Operation temperature - Free postage - New and Used
3000w instant electric - 3000w, - £37.09
Instant electric water • Seconds this powerful • Heater perfect bathrooms - Free postage - New and Used
Instant electric water • Seconds this powerful • Heater perfect bathrooms - Free postage - New and Used
10l electric instant - 10l, - £48.98
After installation open • Water inlet valve • Turn faucet hot - Free postage - New and Used
After installation open • Water inlet valve • Turn faucet hot - Free postage - New and Used
360 kitchen electric - 360°, heater - £13.99
Digital display faucet • This kitchen sink • Perfect all your - Free postage - New and Used
Digital display faucet • This kitchen sink • Perfect all your - Free postage - New and Used
Triton showers t30i - t30i, instaflow - £56.99
Hand wash provides • Amounts hot water • Complete daily tasks - Free postage - New and Used
Hand wash provides • Amounts hot water • Complete daily tasks - Free postage - New and Used
360 electric heating tap - heating, - £22.95
Digital display screen • Hot cold dual • Use rapid heating - Free postage - New and Used
Digital display screen • Hot cold dual • Use rapid heating - Free postage - New and Used
Home immersion water heater - home, - £8.89
- Free postage - New and Used
- Free postage - New and Used
18l lpg propane gas tankless - lpg, - £79.99
Hot water heater • Electric tankless instant • 3000w under sink - Free postage - New and Used
Hot water heater • Electric tankless instant • 3000w under sink - Free postage - New and Used
Electric tankless instant - electric, - £31.79
Instantaneous water heater • Easy install under • Bathroom kitchen sink - Free postage - New and Used
Instantaneous water heater • Easy install under • Bathroom kitchen sink - Free postage - New and Used
3kw hot water - hot, instant - £39.89
Water heater • Has box that • Leakage protection hot - Free postage - New and Used
Water heater • Has box that • Leakage protection hot - Free postage - New and Used
18l instant hot water - 8l-18l, - £94.99
Water heater • Should only used • Liquefied petroleum gas - Free postage - New and Used
Water heater • Should only used • Liquefied petroleum gas - Free postage - New and Used
10l 15l electric instant hot - 10l/15l, - £56.89
12v starter motor • Fit briggs stratton • Westwood ride lawn - Free postage - New and Used
12v starter motor • Fit briggs stratton • Westwood ride lawn - Free postage - New and Used
120l electric hot water - 50/80/120l, - £109.99
120l electric hot • Water heater bathroom • Accessories send extra - Free postage - New and Used
120l electric hot • Water heater bathroom • Accessories send extra - Free postage - New and Used
3500w tankless hot water - 3500w, - £23.98
Note this not • Suitable kitchen but • Bathroom addition shower - Free postage - New and Used
Note this not • Suitable kitchen but • Bathroom addition shower - Free postage - New and Used
Electric instant water heater - instant, - £62.99
Aura instant water • Heater instantaneous electric • 7kw shower head - Free postage - New and Used
Aura instant water • Heater instantaneous electric • 7kw shower head - Free postage - New and Used
Dexpro litre under - dexpro, - £114.99
Auto urinal sanitisers • Care toilet paper • Dispensers automatic tap - Free postage - New and Used
Auto urinal sanitisers • Care toilet paper • Dispensers automatic tap - Free postage - New and Used
Electric immersion water - electric, - £36.95
Power 2500w plug • Dry burning will • Off bucket water - Free postage - New and Used
Power 2500w plug • Dry burning will • Off bucket water - Free postage - New and Used
Tankless portable gas water - gas, - £75.99
This design not • Only saves energy • But also enhances - Free postage - New and Used
This design not • Only saves energy • But also enhances - Free postage - New and Used
2000w 2500w electric - 2000w/2500w, - £11.79
Power 2500w wide • Range application this • Electric water heater - Free postage - New and Used
Power 2500w wide • Range application this • Electric water heater - Free postage - New and Used
2000w winter electric - winter, - £20.99
Ideal travel water • Heater preparing coffee • Tea instant noodles - Free postage - New and Used
Ideal travel water • Heater preparing coffee • Tea instant noodles - Free postage - New and Used
1500w hot water - 1500w, - £46.89
Rated power 1500w • Capacity 2.1 gal • Electric water heater - Free postage - New and Used
Rated power 1500w • Capacity 2.1 gal • Electric water heater - Free postage - New and Used
Electric water heater - water, - £9.29
Power 2500w wide • Range application this • Electric water heater - Free postage - New and Used
Power 2500w wide • Range application this • Electric water heater - Free postage - New and Used
360 electric heating tap - 360°, - £26.89
Hot cold dual • Purpose this instant • Heating faucet can - Free postage - New and Used
Hot cold dual • Purpose this instant • Heating faucet can - Free postage - New and Used
Electric water heater 2500w - heater, - £9.49
Power 2500w wide • Range application this • Electric water heater - Free postage - New and Used
Power 2500w wide • Range application this • Electric water heater - Free postage - New and Used
Under sink instant - under, - £54.14
Convenient efficient electric • Water heater 3000w • Heating system provides - Free postage - New and Used
Convenient efficient electric • Water heater 3000w • Heating system provides - Free postage - New and Used
5kw electric instant hot - 1.5kw, - £52.89
Modern black square • Waterfall cloakroom basin • Mixer tap sink - Free postage - New and Used
Modern black square • Waterfall cloakroom basin • Mixer tap sink - Free postage - New and Used
2500w electric immersion water - electric, - £9.81
Power 2500w wide • Range application this • Electric water heater - Free postage - New and Used
Power 2500w wide • Range application this • Electric water heater - Free postage - New and Used
2500w electric immersion water - 2500w, - £10.90
Power 2500w wide • Range application this • Electric water heater - Free postage - New and Used
Power 2500w wide • Range application this • Electric water heater - Free postage - New and Used
Electric tankless instant - electric, - £31.79
Note this not • Suitable kitchen but • Bathroom addition shower - Free postage - New and Used
Note this not • Suitable kitchen but • Bathroom addition shower - Free postage - New and Used
18l propane gas - 8l-18l, tankless - £88.99
Makeup desk vanity • Dressing table • Led mirror modern - Free postage - New and Used
Makeup desk vanity • Dressing table • Led mirror modern - Free postage - New and Used
Redring powerstream 12kw - powerstream, - £199.58
Litres per minute • Powerstream delivers instant • Hot water points - Free postage - New and Used
Litres per minute • Powerstream delivers instant • Hot water points - Free postage - New and Used
2500w electric immersion water - immersion, - £5.90
Power 2500w wide • Range application this • Electric water heater - Free postage - New and Used
Power 2500w wide • Range application this • Electric water heater - Free postage - New and Used
Ariston andris lux - ariston, - £28.00
This prevents build • Excess pressure direct • Deposit pick option - Free postage - New and Used
This prevents build • Excess pressure direct • Deposit pick option - Free postage - New and Used
Electric tankless instant - electric, - £32.99
Instantaneous water heater • Easy install under • Bathroom kitchen sink - Free postage - New and Used
Instantaneous water heater • Easy install under • Bathroom kitchen sink - Free postage - New and Used
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Everything you need to know about water heater
Whether you are looking for a brand-new or second-hand water heater, eBay offers one of the largest selections available online. With 48 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 £5.9, while premium listings can reach £199.58 — giving you a wide budget spread to work with. The average price of £45.47 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.