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Best Vaillant Boiler - Holiday Sale

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Last Updated - 18.12.2025

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01

Vaillant

Vaillant eloSTOR VEH 10/7-5 U Plus Under-Sink Water Tank, 230 V, Capacity: 10 Litres, Pressure-resistant Electric Small Tank, Under-Table, 0010021147

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9.8

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Highly efficient - The hot water tank has efficient thermal insulation and frost protection for unheated rooms
High ease of use - With 10 litre capacity and infinitely adjustable temperature controller, the under-sink storage ensures instant hot water supply without waiting time
Energy saving (ECO) - The small storage unit offers economy and comfort thanks to the continuous temperature setting, low standby energy consumption and the eco position
Box contents: Vaillant under-sink hot water tank eloSTOR VEH 10/7 U plus pressure-resistant, dimensions: 48.2 cm x 29 cm x 28.4 cm, item number: 0010021147
Attractive design - With its modern design, the under-sink unit blends attractively into the kitchen or vanity and is ideal for rinsing and washing hands

485,42 €
Value for Money

02

Vaillant

Vaillant Electronic instantaneous water heater, VED E 24/8, pressure-resistant, 24 kW, 400 V, degree accurate outlet temperature, infinitely adjustable, digital display, 0010023779

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9.7

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Tested safety – Vaillant electronicVED E 24/8 with adjustable scalding protection
Technical details: Connection: 400 Volt / 50 Hz fixed connection; Protection type: IP25 jet water protected; Mounting location: Overtable; Dimensions: 9.9 x 48.1 x 24 cm; weight: 4.4 kg
Proven efficiency: Ideal for replacing hydraulic instantaneous water heaters – up to 30% electricity and water costs can be saved in comparison
Previous model: Vaillant electronicVED E 24/7, item number 0010007729.
Hot water comfort: Outlet temperatures from 30 °C to 55 °C, precise and easy to adjust thanks to the integrated digital temperature display
Application: ideal for reliable water heating for one to several taps (tap capacity of 8 l/min) – a simultaneous hot water supply in the bathroom (shower, sink or bath) is possible – only suitable for connection points with a power of 24 kW (power line: 5-core with 10 mm² cable cross-section)

268,80 €
03

Vaillant

Vaillant 10021140 Electric Hot Water Tank VEN 5/7-5 U plus

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9.5

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Scald protection can be activated.
No need to change the wall mounting rail.
Low pressure under-table wall storage.
Frost protection.
Adjustable thermostat from 7°C to 85°C.

88,50 €
04

Vaillant

Vaillant 005121 Hot Water VEK 5S 2 kW, 230 V, Brown/Beige

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9.2

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

This device is intended for the preparation of hot drinks and/or food.
Practical helper - The hot water heater brings up to 5 litres of water to any temperature between 30 and 100 °C in no time: so a separate kettle is unnecessary.
High safety - The electric hot water tank offers high safety thanks to the temperature limiter and switches off as soon as the desired temperature is reached.
Comfortable automatic cooking – the interval automatic cooking mechanism is particularly practical: the water heater switches on automatically when the water cools.
Box contents: Vaillant VEK 5 S electric boiling water device wall-hung (brown/beige), with power cable, low height thanks to integrated fitting, dimensions: 345 cm x 265 cm x 165 cm.
Boiling water - The proven Vaillant VEK 5 S is ideal for anyone who needs not only warm, but also hot or boiling water directly at the tap.

178,16 €
05

Vaillant

Vaillant eloSTOR VEN 5/7-7 U Exclusive 0010021138 Hot Water Tank, Under-Sink Device, 230 V, Capacity: 5 Litres, Low Pressure Accumulator, Small Electric Tank,

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9.1

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Highly efficient - The hot water tank has efficient thermal insulation and frost protection for unheated rooms
High ease of use – with 5 litre capacity and infinitely adjustable temperature controller, the under-sink storage ensures instant hot water supply without waiting time
Energy saving (ECO) – the small storage unit offers economy and comfort thanks to the continuous temperature setting, low standby energy consumption and the eco position
Comfortable hot water supply – the DropSafe protection function prevents dripping of hot water and the ThermoSafe function minimises heat loss via the storage tap
Box contents: Vaillant eloSTOR VEN 5/7-7 U exclusive under-sink hot water tank, dimensions (H x W x D): 40 cm x 24 cm x 23.2 cm, item number: 0010021138

130,51 €
06

Vaillant

Vaillant eloSTOR Plus Type VEN5/7O Electric Storage Unit 5 Litres

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9.0

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Highly efficient - The hot water tank has efficient thermal insulation and frost protection for unheated rooms
High ease of use - With 5 litre capacity and infinitely adjustable temperature controller, the overtable storage ensures instant hot water supply without waiting time
Energy saving (ECO) - The small storage unit offers economy and comfort thanks to the continuous temperature setting, low standby energy consumption and the eco position
Box contents: Vaillant hot water tank overtable eloSTOR VEN 5/7-5 O plus, dimensions: 40 cm x 24 cm x 23.2 cm, item number: 0010021139
ATTRACTIVE DESIGN - With its modern design, the oversink unit blends attractively into the kitchen or vanity and is ideal for rinsing and washing hands

141,93 €
07

AEG

AEG Electric Water Heaters with Small Storage Tank, white, 222162

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8.9

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Safe: tested safety by VDE testing institute, frost protection position
Please note: use only with low pressure/pressureless fittings, recognizable on the 3 connection hoses, do not use a hose shower fitting
Made in Germany
High hot water comfort for a water point: immediately hot water in the kitchen and bathroom
Economical and efficient: high-quality thermal insulation, low standby consumption, energy saving setting, energy efficiency class A
Easy temperature selection: stepless from 35-85°C, temperature selection limitation possible to 45/55/65°C
Easy installation: ready to plug, under-sink mounting

74,99 €
08

AEG

AEG Boiler BOI 5 U, Under-Sink Boiler 5 Litres Low Pressure with Plug 230 V for Kitchen Sink and Wax Basin, 2 kW, Made in Germany, 204616

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8.8

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Safety and quality: child lock thanks to adjustable temperature limit/scald protection; tested safety by VDE testing institute, frost protection, made in Germany
Installation: easy installation, with plug (socket and cold water connection sufficient), under-sink mounting
Energy-saving functions: high quality thermal insulation, low standby consumption, energy efficiency class A
Comfortable operation: selectable desired temperature, infinitely adjustable from 35 to 85 °C
Box contents: a AEG small storage, operating and installation instructions (English language not guaranteed), wall hanging
Areas of use: open boiler 5 l under-sink for a water point in the kitchen and bathroom; Warning: use only with low pressure/pressureless tap – recognizable on the 3 connection hoses – hose shower fitting is only to be used with kink protection

69,90 €
09

Stiebel Eltron

Newest generation Stiebel Eltron boiler UFP 5 Trend with thermostop function, very compact, under-sink boiler 5 litres low pressure, with plug 230 V, 2 kW, made in Germany, 204966

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8.6

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Space-saving miracle: for more space under the kitchen sink
Safety: integrated anti-scald protection; 4-stage temperature limitation
Fitting + installation: low-pressure tap required – use of a pressure tap not allowed; only vertical under sink mounting; ready for plug: 230 V; easy wall mounting thanks to universal mounting strip; easy replacement of previous models
Energy-saving: the most compact of its kind with the lowest power consumption; the energy-saving thermostop function prevents unwanted heating of the fitting
Country approval: Germany, Austria, Poland
Comfort features: continuous temperature setting via high-quality rotary selector with tactile detent
Box contents: Stiebel Eltron small storage tank UFP 5 Trend, operating and installation instructions, wall hanging
Areas of use: pressureless boiler for the sink in the bathroom or the sink in the kitchen

103,70 €
10

Vaillant

VAILLANT ECOTEC PLUS VU 612 615 618 624 630 637 EXPANSION VESSEL 181051

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8.5

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

VAILLANT ECOTEC PLUS VU 612 615 618 624 630 637 Expansion Ship 181051
Product Type: VALVE
Brand: Vaillant

58,92 €