Best Water Heater of 2025
Last updated on 17/09/2025
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Best Choice
1
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
5% OffFree Shipping
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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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Value for Money
2
Speedflow Unvented Undersink Water Heater 10 liter Capacity
Hyco
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Hyco
Speedflow Unvented Undersink Water Heater 10 liter Capacity
Why we love it
- Offers unvented convenience.
- Boasts 10 litre capacity.
- Ideal for undersink placement.
Main Highlights
- Unvented
- 10 Litre Capacity
- Undersink
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3
Ariston VELIS EVO 80L Electric Water Heater, Twin Tank, Shower Ready, Eco Evo, Durable Water Boiler & Hot Water Dispenser, Ideal Electric Heater for Home & Bathroom Heater, Unvented Kit, UK Install
Ariston
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Ariston
Ariston VELIS EVO 80L Electric Water Heater, Twin Tank, Shower Ready, Eco Evo, Durable Water Boiler & Hot Water Dispenser, Ideal Electric Heater for Home & Bathroom Heater, Unvented Kit, UK Install
Why we love it
- Ultra-slim, space-saving design.
- Faster heating with twin-tank technology.
- Intelligent energy-saving features.
Main Highlights
- Water heater designed and manufactured to be installed in UK
- Compact Design: With a depth of only 27 cm, the Velis Evo is perfect for installations where space is at a premium
- Ultra slim twin tank design: Ariston’s Velis Evo Wi-Fi electric storage water heaters are conceived with a functional and innovative design that allows the installation of the product even in the tightest spaces
- Shower Ready in 50 minutes: Shower-ready alerts are displayed on the front interface which shows when enough water has been heated to have the first shower. Its dual tank technology heats water faster than a traditional cylinder water heater, resulting in enough hot water to take a shower in only 50 minutes
- Eco Evo Function: The innovative ECO EVO function memorises user habits to deliver hot water while saving up to 14Percentage on energy bills. The product operates in compliance with top standards on energy efficiency within the electric water heating category
- ABS Safety and Anti-Legionella System for complete peace of mind: A set of functions, including Anti-Overheating, Anti-Freezing and Dry Heating Self-Diagnosis, protect the unit in case of energy or water failures. Dry heating technology within the Velis Evo provides additional safety against short-circuits thanks to the heating elements being encased, thus avoiding direct contact with water. Moreover, Once a month, this efficient water heater automatically increases the water temperature up to 65°C, in order to eliminate the risk of legionella bacteria developing
- Supplied with unventend installation kit
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4
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
6% OffFree Shipping
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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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5
VELPAX Mini Electric Water Heater, 10L Electric Instantaneous Water Heate,1500W 220V,Waterproof Under Sink Water Heater with Digital Display for RV Kitchen Bathroom
VELPAX
20% OffFree Shipping
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VELPAX
VELPAX Mini Electric Water Heater, 10L Electric Instantaneous Water Heate,1500W 220V,Waterproof Under Sink Water Heater with Digital Display for RV Kitchen Bathroom
20% OffFree Shipping
Why we love it
- Instant hot water, no waiting.
- Durable construction, long-lasting use.
- User-friendly, easy installation process.
Main Highlights
- 【Electric Mini Tank Water Heater】- The Electric Mini Tank Water Heater,1500-watt heating system delivers instant hot water in seconds without preheating,with more safety protection such as anti-freezing protection,over heating protection, 10L of hot water can be output per minute. The maximum temperature raise is 158 °F.
- 【Durable and Long Service】- The internal materials of instant hot water heater electric 220v are made of high-temperature calcined layer and enamel layer, which have corrosion resistance, rust prevention,and anti-corrosion properties.Stainless steel heating tubes and built-in magnesium rods can effectively purify water quality and extend service life.Integrated stainless steel tank body and Polyurethane CFC-free filling layer ensure the stability of the tank body and excellent insulation.
- 【Super High Efficiency】- Small Hot Water Heater Energy efficient with plenty of hot water,also known as demand-type or instantaneous water heaters, provide hot water only as it is needed,our water heaters with thermal efficiency up to 90%,Instant hot water at the point of use, whenever needed,Also equipped with a high-definition intelligent digital LED display,effortlessly adjust the temperature between 86°F-158°F according to your preferences.
- 【Easy Assemble and Use】- This Electric Tank Water Heater,for 1/2" NPT water hose connection,with Leakage protection fitting 1/2" NPT, pressure relief valve, two 3FT hoses,10L small tank water heaters,Compact design,The product dimensions are 14.5 x 8.6 x 10.6 inches, can be floor-mounted in a discreet location.
- 【Satisfaction Guarantee】- We feel confident that you will love our mini tank water heater. If there's something makes you unsatisfied, please don't hesitate to contact us. We would offer you 100% refund or a replacement within 3 months.
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6
Bellanny Mini Electric Water Heater, 1.5KW 220V Electric Instantaneous Water Tap with 10L Water Tank, IP4X Waterproof Under Sink Water Heater with LCD Digital Display & Temperature Knob, UK Plug
Bellanny
13% Off
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Bellanny
Bellanny Mini Electric Water Heater, 1.5KW 220V Electric Instantaneous Water Tap with 10L Water Tank, IP4X Waterproof Under Sink Water Heater with LCD Digital Display & Temperature Knob, UK Plug
13% Off
Why we love it
- Heats water incredibly fast.
- Provides hot water instantly.
- Durable stainless steel construction.
Main Highlights
- 【Fast Heating】 This instant water heater adopts advanced instantaneous heating technology, which heats up quickly and greatly saves time waiting for hot water. The single-piece compact insulation design not only reduces energy consumption, but also ensures a continuous supply of hot water. Whether you are washing up in the morning or bathing in the evening, you can turn on the water immediately and enjoy a comfortable living experience.
- 【On-Demand Water Supply】 This compact water heater eliminates the long wait for hot water at the sink, allowing you to get hot water on demand whenever you need it. Whether you're washing your hands, face or dishes, it's ready to use, providing convenience and comfort. Whether you are a domestic user or a commercial establishment, this water heater is the ideal choice for you.
- 【Quality Material】This under sink water heater is made of stainless steel tubes with excellent anti-pollution ability, which can adapt to a variety of complex water quality environments. Whether it is hard water or soft water, it can ensure the long-term stable operation of the water heater and extend its service life. High-quality material selection, so you can use it with confidence and peace of mind.
- 【Safety & Reliability】 This water heater adopts a one-piece moulding design, effectively preventing erosion in bathroom and kitchen environments. Over-pressure protection function: when the pressure in the liner exceeds the safety rated pressure, the safety relief valve will automatically release the pressure. Dry burn prevention function: when the liner dries out, the secondary insulation protection will immediately cut off the power supply and automatically stop working.
- 【Flexible Installation】 Compact in size, this small electric water heater can be easily placed in the kitchen, lounge, bathroom or anywhere else you need it. The exquisite design not only saves space, but also blends into various home environments and enhances the overall aesthetics. Whether it is wall-mounted or vertical installation, it can meet your personalised needs and make life more convenient.
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7
Water Heater Oversink 5 Litre Tank Handy Flow Hyco HF05LQ
Hyco
Hyco
Water Heater Oversink 5 Litre Tank Handy Flow Hyco HF05LQ
8
T30I 3KW
Triton Showers
35% OffFree Shipping
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Triton Showers
T30I 3KW
35% OffFree Shipping
Why we love it
- Simple operation controls.
- Instant water heating.
- Effortless installation.
Main Highlights
- Single control for start/stop and temperature selectio
- Heats water on demand - ideal for handwashing where only a cold mains water supply is available
- Quick and easy to install
- Direct replacement to the Triton T30I
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9
2500W Water Heater for Bath, Portable Electric Water Heater, with 304 Stainless Steel Cover and Temperature Controller, Automatic Power Cut-Off (B01)
Delousiber
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Delousiber
2500W Water Heater for Bath, Portable Electric Water Heater, with 304 Stainless Steel Cover and Temperature Controller, Automatic Power Cut-Off (B01)
Free Shipping
Why we love it
- Efficient heating saves time and energy.
- Durable materials ensure safety and reliability.
- Automatic shut-off provides peace of mind.
Main Highlights
- EFFICIENT HEATING: This water heater is equipped with a powerful 2500W power rating, enabling it to quickly heat liquids to your desired temperature. This efficient performance not only saves time but also reduces energy costs, providing an economical solution for continuous heating needs.
- HIGH-QUALITY MATERIALS: Our portable immersion heater features a durable 304 stainless steel cover, ensuring safety and reliability during use. This design prevents direct contact with the heater body while efficiently releasing heat into the water.
- AUTOMATIC SHUT-OFF: This electric heating element heater maintains a constant water temperature thanks to its built-in thermostat. When the water temperature reaches the set value, the heater automatically turns on and off, ensuring the water remains warm without overheating. The built-in temperature controller automatically shuts off the power when overheating is detected, providing users with peace of mind.
- LEAKAGE PROTECTION AND EASE OF USE: This bathtub heater simply requires immersing the water heater in an appropriate amount of water. Plug it into any wall outlet with a grounded socket. The heater is designed with safety in mind, featuring high-quality wiring and plugs, and includes leakage protection to automatically cut off power in case of a short circuit.
- PORTABLE AND VERSATILE: The lightweight and compact design makes this immersion water heater easy to carry and suitable for a variety of applications. It is ideal for heating needs in pools, sinks, bathtubs, water tanks, and other scenarios, ensuring quick and efficient heating wherever needed.
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10
VISLONE Electric Tankless Water Heater,220V 3000W Instant On Demand Under Sink Heater with LED Digital Display for Kitchen Bathroom Washin
VISLONE
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VISLONE
VISLONE Electric Tankless Water Heater,220V 3000W Instant On Demand Under Sink Heater with LED Digital Display for Kitchen Bathroom Washin
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Why we love it
- Compact size, heats quickly.
- Adjustable temperature, easy operation.
- Safe, eco-friendly, energy-efficient.
Main Highlights
- It is a high efficient water heater with compact size to produce the hot water very quickly.
- Freely adjust water temperature by water flowing, simple operation.
- Safe heater, electricity saving, water saving, no pollution, no exhaust gas.
- ABS construction with mini design, it is High quality, elegant and fashionable.
- This is a water heater for the application of changing the cold water into hot water and it will meet your various needs such as used in kitchen, bath room, public restroom, etc.
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