Instant electric water heater
Instant electric water heater for sale on Ireland's largest auction and classifieds sites
3000w electric tankless - 3000w, - £49.89
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
Electric tankless instant hot - instant, - £69.95
Perfect kitchens bars • Schools hospitals communities • Hair salons seamlessly - Free postage - New and Used
Perfect kitchens bars • Schools hospitals communities • Hair salons seamlessly - Free postage - New and Used
Electric tankless instant hot - instant, - £49.99
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
Electric tankless instant - electric, - £49.89
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
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5500w electric tankless - 5500w, - £31.96
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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48 listings · from £11.59 · avg £57.01
⚠️ These listings were last updated more than 24 days ago.
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Browse 48 instant electric water heater listings currently in our index. Prices range from £11.59 to £149.95, with an average of £57.01. 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 instant electric water heater →
10l electric instant hot - instant, - £65.99
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
Electric tankless instant - ~electric, - £49.99
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
3kw electric tankless instant - 3kw, - £49.99
Battery adapter bosch • Convert makita 18v • Cordless tool 3000w - Free postage - New and Used
Battery adapter bosch • Convert makita 18v • Cordless tool 3000w - Free postage - New and Used
Electric tankless instant - electric, - £31.99
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
Ariston aures 5kw - ariston, instant - £69.99
Fixing missing - Free postage - New and Used
Fixing missing - Free postage - New and Used
Electric tankless instant hot - tankless, - £49.99
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
Electric tankless instant hot - electric, - £31.97
3500w tankless hot • Water heater shower • Electric portable instant - Free postage - New and Used
3500w tankless hot • Water heater shower • Electric portable instant - Free postage - New and Used
Electric tankless instant hot - electric, - £31.99
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
7000w electric tankless - 7000w, - £49.89
Rated power 7000w • Leakproof electric function • Smart touch three - Free postage - New and Used
Rated power 7000w • Leakproof electric function • Smart touch three - Free postage - New and Used
6000w electric tankless - 6000w, - £54.99
This safe heater • Energy saving water • Pollution exhaust gas - Free postage - New and Used
This safe heater • Energy saving water • Pollution exhaust gas - Free postage - New and Used
Electric instant water heater - water, - £67.89
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
360 electric heating - electric, - £15.99
Hot water • Tap this 3000w • Electric faucet provides - Free postage - New and Used
Hot water • Tap this 3000w • Electric faucet provides - Free postage - New and Used
6000w electric tankless - electric, - £54.99
This safe heater • Energy saving water • Pollution exhaust gas - Free postage - New and Used
This safe heater • Energy saving water • Pollution exhaust gas - Free postage - New and Used
15l 1500w electric instant hot - electric, - £73.99
Can installed kitchen • Lounge bathroom anywhere • Capacity 15l rated - Free postage - New and Used
Can installed kitchen • Lounge bathroom anywhere • Capacity 15l rated - Free postage - New and Used
5kw electric instant - electric, - £65.99
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
360 kitchen electric heater - kitchen, - £13.92
Pocket hole jig • Drill guide master • Kit woodworking joinery - Free postage - New and Used
Pocket hole jig • Drill guide master • Kit woodworking joinery - Free postage - New and Used
360 electric heating tap - 360°, - £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
5kw electric instant hot - electric, - £65.99
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
5kw electric instant - instant, water - £124.95
Easy installation flexible • Hoses rubber gaskets • Simple connection qualified - Free postage - New and Used
Easy installation flexible • Hoses rubber gaskets • Simple connection qualified - Free postage - New and Used
5500w electric instant - 5500w, hot - £52.42
Package included mini • Electric water heater • Remote control positioning - Free postage - New and Used
Package included mini • Electric water heater • Remote control positioning - Free postage - New and Used
Electric hand wash unit over - wash, - £64.62
Triton handwash unit • Fitting 200mm swivel • Arm - Free postage - New and Used
Triton handwash unit • Fitting 200mm swivel • Arm - Free postage - New and Used
Electric tankless instant - electric, - £32.96
3500w electric tankless • Instant hot water • Heater under sink - Free postage - New and Used
3500w electric tankless • Instant hot water • Heater under sink - Free postage - New and Used
Electric heating tap - tap, 360° - £19.99
Stainless steel material • Sturdy durable corrosion • Resistant simple style - Free postage - New and Used
Stainless steel material • Sturdy durable corrosion • Resistant simple style - Free postage - New and Used
Btstil instant electric water - instant, - £62.35
- Free postage - New and Used
- Free postage - New and Used
Tankless electric instant hot - tankless, - £67.95
Water heater • 6kw instant electric • Shower kits hot - Free postage - New and Used
Water heater • 6kw instant electric • Shower kits hot - Free postage - New and Used
Instant electric water heater - instant, - £62.82
Instant hot water • Whenever you need • This compact 3000w - Free postage - New and Used
Instant hot water • Whenever you need • This compact 3000w - Free postage - New and Used
8kw minielectric instant - 8kw, - £149.95
Instant 8kw hot • Water bathroom kitchen • Heater 220v shower - Free postage - New and Used
Instant 8kw hot • Water bathroom kitchen • Heater 220v shower - Free postage - New and Used
3500w tankless instant - 3500w, - £28.79
Instant hot water • Heater adopts 3500w • High performance thermal - Free postage - New and Used
Instant hot water • Heater adopts 3500w • High performance thermal - Free postage - New and Used
Electric instant water heater - electric, - £72.99
Dafi instantaneous electric • Water heater compact • Energy saving convenient - Free postage - New and Used
Dafi instantaneous electric • Water heater compact • Energy saving convenient - Free postage - New and Used
Electric tankless instant hot - tankless, - £36.99
- Free postage - New and Used
- Free postage - New and Used
5500w electric instant hot - 5500w, - £49.80
Package included mini • Electric water heater • Remote control positioning - Free postage - New and Used
Package included mini • Electric water heater • Remote control positioning - Free postage - New and Used
3kw mini electric water heater - electric, - £55.99
Instant hot water • Heater 3kw heating • System tankless electric - Free postage - New and Used
Instant hot water • Heater 3kw heating • System tankless electric - Free postage - New and Used
Electric tankless instant - electric, - £31.97
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
4500w 6000w electric tankless - 4500w-6000w, - £75.95
Perfect kitchens bars • Schools hospitals communities • Hair salons water - Free postage - New and Used
Perfect kitchens bars • Schools hospitals communities • Hair salons water - Free postage - New and Used
Tankless hot water - tankless, - £77.95
Perfect kitchens bars • Schools hospitals communities • Hair salons water - Free postage - New and Used
Perfect kitchens bars • Schools hospitals communities • Hair salons water - Free postage - New and Used
5kw 10l electric instant hot - 10l, - £57.90
Off grid compact • Installs flats offices • Garden rooms annexes - Free postage - New and Used
Off grid compact • Installs flats offices • Garden rooms annexes - Free postage - New and Used
15l electric instant hot - electric, - £73.99
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
Mini electric water - mini, - £46.08
Mini electric water • Heater 3000w instant • Tankless hot - Free postage - New and Used
Mini electric water • Heater 3000w instant • Tankless hot - Free postage - New and Used
Geesen upgrade tankless - upgrade, - £99.50
Hot water • Whole house heater • Tankless electric geesen - Free postage - New and Used
Hot water • Whole house heater • Tankless electric geesen - Free postage - New and Used
Electric heater led faucet - electric, - £11.59
Model electric hot • Faucet waterproof grade • Ipx4 drip splash - Free postage - New and Used
Model electric hot • Faucet waterproof grade • Ipx4 drip splash - Free postage - New and Used
Electric tankless instant hot - electric, - £33.98
- Free postage - New and Used
- Free postage - New and Used
5kw electric instant - electric, water - £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
5kw electric instant hot - 1.5kw, - £89.98
0.75 mpa one • Way safety relief • Valve will automatically - Free postage - New and Used
0.75 mpa one • Way safety relief • Valve will automatically - Free postage - New and Used
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Everything you need to know about instant electric water heater
Whether you are looking for a brand-new or second-hand instant electric 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 £11.59, while premium listings can reach £149.95 — giving you a wide budget spread to work with. The average price of £57.01 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.