Best Over Sink Water Heaters Electric of 2025
Last updated on 24/09/2025
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1
Ariston Andris Elite WiFi 15l Water Heater Over Sink 4012005 2.5kw White for Sink hot Water heaters
Ariston
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Ariston
Ariston Andris Elite WiFi 15l Water Heater Over Sink 4012005 2.5kw White for Sink hot Water heaters
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Why we love it
- Smart control for convenience.
- Safe and reliable functionality.
- Energy saving for small spaces.
Main Highlights
- WiFi compatibility for smart control; ideal for those looking for an electric water heater or a hot water heater with advanced remote management for everyday use and energy saving
- Anti-legionella function for total peace of mind; this feature makes the ariston water heater safe and reliable
- Eco Evo and Boost functions for energy saving and maximum availability of hot water; suitable for small spaces that require a water heater for sink
- Electronic temperature regulation for precise control; ideal for customising your hot water heater in the kitchen, bathroom or utility room
- Soft touch buttons for intuitive use; they improve the user experience and make it easier to manage your electric water heater in a practical way.
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Value for Money
2
Ariston Andris Elite WiFi 10l Water Heater Over Sink 4012003 2.5kw White for Sink hot Water heaters
Ariston
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Ariston
Ariston Andris Elite WiFi 10l Water Heater Over Sink 4012003 2.5kw White for Sink hot Water heaters
Free Shipping
Why we love it
- Smart control via WiFi.
- Safety with anti-legionella function.
- Energy saving with Eco Evo.
Main Highlights
- WiFi compatibility for smart control; ideal for those looking for an electric water heater or a hot water heater with advanced remote management for everyday use and energy saving
- Anti-legionella function for total peace of mind; this feature makes the ariston water heater safe and reliable
- Eco Evo and Boost functions for energy saving and maximum availability of hot water; suitable for small spaces that require a water heater for sink
- Electronic temperature regulation for precise control; ideal for customising your hot water heater in the kitchen, bathroom or utility room
- Soft touch buttons for intuitive use; they improve the user experience and make it easier to manage your electric water heater in a practical way.
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3
STIEBEL ELTRON Small vented Electric Water Heater SNO 5 Plus (GB), Water Heater Over Sink 5 l, Very Compact, 2 kW, White, 204979
Stiebel Eltron
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Stiebel Eltron
STIEBEL ELTRON Small vented Electric Water Heater SNO 5 Plus (GB), Water Heater Over Sink 5 l, Very Compact, 2 kW, White, 204979
Why we love it
- Effortless installation and replacement.
- Award-winning temperature control features.
- Notable energy-saving capabilities.
Main Highlights
- APPLICATION: Vented (Non-pressurized) small electric water heater for the washbasin in the bathroom or the sink in the kitchen.
- COMFORT FEATURES: Infinitely variable temperature setting via high-quality rotary selector with tactile detent. Award: reddot winner 2023.
- ENERGY-SAVING WONDER: The most compact of its kind with the lowest power consumption.
- SAFETY: Integrated anti-scalding protection. 4-stage temperature limiter.
- INSTALLATION: Vented (Non-pressurised) installation only. Vertical over sink installation only. Simple wall mounting thanks to universal mounting strip. Easy replacement of previous models.
- SCOPE OF DELIVERY: STIEBEL ELTRON small storage tank SNO 5 Plus (GB), with opella tap and outlet spout operating and installation instructions, wall bracket.
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4
Ariston ANDRIS LUX ECO 15 L Undersink Electric Water Heater 2.5kW with A Titanium Enamelled Tank, A Class Erp Rating, Copper Heating Element, Manufactured To Be Installed In UK - 3100722, White
Ariston
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Ariston
Ariston ANDRIS LUX ECO 15 L Undersink Electric Water Heater 2.5kW with A Titanium Enamelled Tank, A Class Erp Rating, Copper Heating Element, Manufactured To Be Installed In UK - 3100722, White
5% OffFree Shipping
Why we love it
- Energy efficiency rated 'A'.
- Eco Evo function saves money.
- Anti-legionella for safety.
Main Highlights
- Water heater designed and manufactured to be installed in UK
- First in Class ErP rating “A” across all models: With its electronic temperature control and its Eco Evo Function, the Andris Lux Eco is an energy efficient electric water heater boasting an “A” ErP energy rating across the whole range
- “Eco Evo” function: Thanks to the ECO EVO function, Andris Lux Eco remembers when and how much hot water you use. In this way the function will not only provide hot water efficiently, buti t will also and above all saving up to 15 Percentage on your energy bill
- Anti-legionella function for total peace of mind: Once a month, this mini-tank electric water heater automatically increases the water temperature up to 65°C, in order to eliminate the risk of legionella bacteria developing. Ideal for applications such as hospitals, schools and care homes
- Eco Display: The unit’s smart, user-friendly display is easy to use and provides precise electronic temperature control, allowing the user to set the desired temperature for every need. The button “ECO” indicates when the Eco Evo Mode is activated and the LED indicator provides a visual guide to the water temperature inside the tank. In yhis way, you can have the hot water you need, when you need it, without any effort
- Titanium Enamelled TankEnhanced Anti-Corrosion: With its proprietary titanium tank engineering, the Andris Lux Eco boasts exceptional durability and an extended product life. In addition, with its robust 4 bolt flange and copper heating element, this efficient water heater offers improved protection against water corrosion
- Ideal Installations: Medical Environments Laboratories School Facilities
- Fully UKCA certified to be installed in the UK Market
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5
Water Heater Oversink 5 Litre Tank Handy Flow Hyco HF05LQ
Hyco
Hyco
Water Heater Oversink 5 Litre Tank Handy Flow Hyco HF05LQ
6
ThermoMate ELEX5.5 Instantaneous Electric Water Heater with LED Display, 5.5kW Hand Wash Water Heater for Basins Sinks, Over/Under Sink Water Heaters, Hard Wire 220V
thermomate
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thermomate
ThermoMate ELEX5.5 Instantaneous Electric Water Heater with LED Display, 5.5kW Hand Wash Water Heater for Basins Sinks, Over/Under Sink Water Heaters, Hard Wire 220V
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Why we love it
- Instant heating, endless hot water.
- Advanced flow control feature.
- Convenient temperature control display.
Main Highlights
- 【2S INSTANT HEATING & ENDLESS HOT WATER】- Turn on the water tap and endless hot water will come out within 2 seconds on demands when require, hence you will never run out of hot water and only pay for what you really use. Savings of up to 50% on water heating costs.
- 【EXCLUSIVE ADVANCED FLOW CONTROL & WATER LEAKAGE PREVENTION】- Unique technology is applied to improve water flow and prevent any water from splashing or dripping. You can adjust the flow rate you want to meet your needs in any time. Maximum hot water flow rate: 3L/min
- 【FLEXIBLE INSTALLATION】- When inverting the installation, the numbers automatically flip over. When the electric washbasin is in operation, the LED displays the current water temperature in real time, so you can easily get hot water at the desired temperature. The temperature range of 35 to 55°C can be selected by touch control.
- 【EXCEPTIONALLY DURATION】- Built in high quality alloy bare heating element, it is corrosion-resistant and acid-resistant; flowing water prevents limescale from building up, which prolongs its service lifespan.
- 【TWO INSTALLATION APPLICATIONS OPTIONAL】- Functional for both over sink and under sink installation, display will reverse automatically. Act as primary heater, with water being injected from cold mains directly; Act as booster heater, with hot water being injected from a storage tank. It is free to connect to a mixer tap.Water Inlet and outlet sizes G1/2‘’
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7
Briwellna Electric Instantaneous Tankless Water Heater 5.5kW 220V, Instant Hot Water Heater with Digital Display for Kitchen Bathroom Sink Counter Under/Above Home Indoor (White)
Briwellna
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Briwellna
Briwellna Electric Instantaneous Tankless Water Heater 5.5kW 220V, Instant Hot Water Heater with Digital Display for Kitchen Bathroom Sink Counter Under/Above Home Indoor (White)
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Why we love it
- Unlimited hot water on-demand.
- Efficient, space-saving design.
- Ensures multiple security protections.
Main Highlights
- [On-demand, Umlimited Hot Water] Briwellna Non-Thermostatic Tankless Electric Water Heater is ideal for a single sensor faucet or a single metering faucet for handwashing and other fixed-flow applications.
- [Compact Size Fits Almost Anywhere] This water heater is designed specifically with replacements in mind. The smaller dimensions (210mm×172mm×73mm)makes it easier to swap out your existing less-efficient water heater.
- [Flexible Installation in Any Orientation] The product can be installed at any angle and the display will be automatically adjusted when the product is installed upside down.
- [Save Energy and Time] Equipped with the latest integral cast aluminum heating technology, this water heater produces instant hot water without storing water, preheating devices or an attemperator, saving power consumption, water, time and space. It can be shut off by turning off water or power supply
- [Multiple Security Protection] Smart protection functions protect the product from leakage, over-temperature, dry heating and over-pressure. We offer one-year warranty.
- [Easy Installation] Coming with multi-language user's manual, it's easy to install the faucet without plumbers. Video of installation guadiance is available. It can be installed above or under the sink. Please make sure the water pressure required(0.04-0.8MPa) and your breaker panel to dedicate 25A(5500W) double pole breakers solely to the unit. The water connector size is 1/2". Fits both old style 1/2" hose connector and 3/8" water supply system(with adapters).
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8
Ariston AURES Multi Electric Instantaneous Water Heater 9.5kW, Multi-Point, Compact Size, ELCB System, User-Friendly and A Energy Rated. Manufactured to be Installed in UK – 3195216.
Ariston
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Ariston
Ariston AURES Multi Electric Instantaneous Water Heater 9.5kW, Multi-Point, Compact Size, ELCB System, User-Friendly and A Energy Rated. Manufactured to be Installed in UK – 3195216.
6% OffFree Shipping
Why we love it
- Award-winning design and innovation.
- Ensures total user safety.
- Highly space-saving and efficient.
Main Highlights
- Instant electric water heater designed and produced for installation in the UK. Awarded the Good Design Award in 2019
- Multi-Point: Aures Multi can supply multiple outlets with hot water (not simultaneously) upon point of use. New Italian premium design
- Total Safety: Its Double Pole Earth Leakage Circuit Breaker (ELCB) prevents electric shocks, integrating with a total safety device system that avoids damage to the product. If a dangerous voltage is detected, the device will interrupt the electrical circuit as a safety measure.
- Small Size: Aures Multi saves space, no pre-heat time or water storage space required. Aures Multi is ideal for installations in small, narrow spaces like utility rooms, garages, conservatories, kitchens, and bathrooms.
- Quick Comfort: The Aures Multi electric instantaneous water heater delivers hot water within seconds due to its effective heating element which heats water instantly.
- Easy to Use: Aures Multi includes a user-friendly frontal dial and LED lights which make the product setup incredibly simple. Because of its flow sensor system, the product works only when a tap is open.
- Highly Energy Efficient: The product offers a super efficient performance, lower energy usage and emissions, which give it an 'A' class ErP rating. Its 4-step frontal & intuitive power dial can be set to the level the user wants. Aures Multi is incredibly easy to maintain as all internal components can be accessed through the front.
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9
Electric Water Heater 1.5 Kw, Over Sink A Class Erp Rating, Copper Heating Element, Holds 10 litres of Pre Heated Water, TESY Compact Hot Water Heater
TESY
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TESY
Electric Water Heater 1.5 Kw, Over Sink A Class Erp Rating, Copper Heating Element, Holds 10 litres of Pre Heated Water, TESY Compact Hot Water Heater
Why we love it
- Versatile Mounting Options Available.
- Instant Hot Water Convenience.
- Hygienic and Energy Efficient.
Main Highlights
- Over Sink or Counter Mounting
- Instant Hot Water - Holds 10 litres of pre heated water
- Suitable for Kitchens, Washrooms, Motorhome, Tack Room, Bathroom, Cloak Room, Wash Room
- Glass Lined For Hygiene, ENERGY RATING A
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10
Electric on Demand 220-240V 2-3KW Hot Water Heaters 10L Safty Plug Point of Use Boiler Wash Under Sink on with Digital Temperature Control Smart Control
VINABUKS
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VINABUKS
Electric on Demand 220-240V 2-3KW Hot Water Heaters 10L Safty Plug Point of Use Boiler Wash Under Sink on with Digital Temperature Control Smart Control
18% OffFree Shipping
Why we love it
- Compact design saves space.
- Adjustable high-temperature limit.
- Simple and easy installation.
Main Highlights
- Compact and Versatile Design: The VINABUKS Electric Water Heater features a smart 3.3-gallon (15L) tank, perfect for point-of-use applications. Its compact size fits effortlessly under sinks, making it ideal for kitchens, bathrooms, utility rooms, offices, and RVs. This space-saving design ensures hot water is always within reach.
- Instant Hot Water: Experience the convenience of immediate hot water at your fingertips. This water heater offers a fast recovery rate, providing instant hot water whenever you need it. The efficient 220V US safety plug ensures safe and reliable performance.
- Complete Installation Kit Included: This water heater comes with all necessary accessories for a seamless installation, including 2 PCs compression stainless steel water hoses, 1 pressure relief valve, and 1 tee fitting. The user-friendly design ensures a quick and easy setup process.
- High Energy Efficiency: Equipped with advanced insulation materials and a high-efficiency design, the VINABUKS water heater minimizes heat loss and maximizes energy savings. Its rapid heating capability ensures you get hot water on demand, reducing energy consumption and saving on your utility bills.
- Durable and Safe Construction: Built to last, the VINABUKS water heater features a high-quality stainless steel tank and a leak-proof design. It includes multiple safety features such as overheat protection and a pressure relief valve. With reliable customer support, you can trust in its long-term safety and performance.
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