Your data. Your choice.

If you select «Essential cookies only», we’ll use cookies and similar technologies to collect information about your device and how you use our website. We need this information to allow you to log in securely and use basic functions such as the shopping cart.

By accepting all cookies, you’re allowing us to use this data to show you personalised offers, improve our website, and display targeted adverts on our website and on other websites or apps. Some data may also be shared with third parties and advertising partners as part of this process.

Best selling Boilers from Vaillant

This page always stays fresh and updates automatically.

1. Vaillant VEN 5/7-7 U plus 0010021141 Hot water tank + tap 302595 (EEK: A)

The Vaillant hot water storage unit VEN 5/7-7 U plus 0010021141 is an efficient under-sink device designed for providing hot water in households. With a volume of 5 liters and a rated power of 2 kilowatts, this unit offers a rapid heating time of just 9 minutes, making it ideal for use in kitchens or bathrooms. The digital temperature display allows for precise control of the water temperature, while the energy efficiency class A ensures environmentally friendly operation. The hot water storage unit is made from durable plastic and has an IP24 protection rating, which protects it from splashes. The device comes with a 2-handle faucet for easy handling. With a maximum pressure of 1 bar, the hot water storage unit is suitable for typical household applications.

- Quick heating time of 9 minutes
- Digital temperature display for precise control
- Energy efficiency class A for environmentally friendly operation
- IP24 protection rating protects against splashes
- Includes 2-handle faucet for easy handling.
 

Vaillant VEN 5/7-7 U plus 0010021141 Hot water tank + tap 302595 (EEK: A)
Boilers
EUR204,05

Vaillant VEN 5/7-7 U plus 0010021141 Hot water tank + tap 302595 (EEK: A)

Energy Label A

2. Vaillant Circulation set with pump VSC Circulation set with pump 0020170503

The Vaillant circulation set with pump VSC is a high-quality solution for efficient hot water supply in households. This set is specifically designed for use with instantaneous water heaters and provides reliable circulation of hot water. With a robust metal construction and an integrated backflow prevention system, the set ensures a constant availability of hot water while minimizing energy losses. The easy installation and compatibility with various Vaillant devices make this circulation set a practical choice for modern households. It is ideal for use in combination with the ecoCOMPACT and auroCOMPACT uniTOWER models, ensuring efficient utilization of hot water resources.

- Integrated backflow prevention for optimal efficiency
- Compatible with Vaillant ecoCOMPACT and auroCOMPACT uniTOWER
- Robust construction made of high-quality brass
- Easy installation thanks to thoughtful design
- Power supply via mains operation for reliable performance.
 

Vaillant Circulation set with pump VSC Circulation set with pump 0020170503
Boilers
EUR338,08

Vaillant Circulation set with pump VSC Circulation set with pump 0020170503

3. Vaillant VED E 24/8

The Vaillant VED E 24/8 is a powerful electric instantaneous water heater designed for efficient and reliable hot water supply. With a rated power of 24 kW, this device offers a constant outlet temperature ranging from 30 to 55 degrees Celsius, making it ideal for households that require a continuous hot water supply. The water heater is suitable for both above-counter and under-counter installation and features a digital temperature display as well as electronic power regulation. Thanks to its compact design and lightweight of 4.4 kg, the device is easy to install and maintain. The VED E 24/8 is also energy-efficient, allowing for savings of up to 30% compared to hydraulic instantaneous water heaters, making it an environmentally friendly choice for modern households.

- Energy efficiency class A for reduced operating costs
- Digital temperature display for precise control
- Electronic power regulation for optimal hot water delivery
- Automatic air detection to enhance efficiency
- Easy maintenance with accessible, replaceable components.
 

Vaillant VED E 24/8
Boilers
EUR358,15

Vaillant VED E 24/8

Energy Label A

4. Vaillant multifunction module 2/7 VR 40 - 0020017744

The multifunction module 2/7 VR 40 - 0020017744 is a versatile control element specifically designed for installation in various boiler models. It allows for the simultaneous execution of up to two out of seven possible additional functions, enhancing the flexibility and efficiency of the heating system. Supported boiler types include models such as VU/VUW atmoTEC, VU/VUW turboTEC, VC/VCW ecoTEC plus, and many more. The module is made from high-quality plastic and provides a reliable solution for controlling circulation pumps, solenoid valves, and other heating functions. By integrating this module into the heating system, users can optimize operational processes and increase the efficiency of the heating systems.

- Allows for the simultaneous execution of 2 out of 7 additional functions
- Compatible with a wide range of boiler models
- Controls domestic hot water circulation pumps and external solenoid valves
- Provides fault message evaluation and combustion valve control
- Made from high-quality plastic in Germany.
 

Vaillant multifunction module 2/7 VR 40 - 0020017744
Boilers
EUR174,62

Vaillant multifunction module 2/7 VR 40 - 0020017744

5. Vaillant VED E 24/8 C

The Vaillant instantaneous water heater VED E 24/8 C is a powerful appliance designed for the efficient provision of hot water. With a rated output of 24 kW and a maximum temperature of 55 degrees Celsius, this instantaneous water heater offers a constant outlet temperature that meets the requirements of modern hot water convenience. The appliance is made of robust plastic and is suitable for both over-counter and under-counter installation. The electronic output control ensures precise adjustment of the heating output, resulting in significant energy and water savings of up to 30 % compared to hydraulic instantaneous water heaters. In addition, automatic air detection ensures reliable functionality. With a weight of 4.4 kg and compact dimensions, the instantaneous water heater is easy to install and maintain, making it a practical choice for various applications. 

Vaillant VED E 24/8 C
Boilers
EUR311,14

Vaillant VED E 24/8 C

Energy Label A

6. Vaillant Elektro-Durchlauferhitzer

The Vaillant VED E 24/8 B electric instantaneous water heater is a powerful appliance designed for the efficient provision of hot water. With a rated output of 24 kW and a maximum temperature of 55 °C, this instantaneous water heater offers a reliable solution for various household applications. The appliance is made of robust plastic and is characterised by a compact design that allows flexible installation both above and below the table. The electronic power control ensures precise adjustment of the water temperature, while the safety cut-out provides additional safety. The instantaneous water heater is suitable for connection to cold and hot drinking water and can also be used with plastic pipes. Weighing just 4.4 kg, it is easy to handle and install. 

Vaillant Elektro-Durchlauferhitzer
Boilers
−6%
EUR343,34 was EUR367,17

Vaillant Elektro-Durchlauferhitzer

Energy Label A

7. Vaillant extension pipe DN80/125 1m 303203

Extension pipe DN80/125, 1 m, 303203. Pipe with seal for use with chimney systems for condensing boilers. Made of polypropylene, it is relatively resistant to higher temperatures. Due to the lower flue gas temperature, this accessory is only suitable for condensing boilers. Diameter: 80/125 mm. Length: 1 m. 

Vaillant extension pipe DN80/125 1m 303203
Boilers
EUR117,21

Vaillant extension pipe DN80/125 1m 303203

8. Vaillant Connection set aroTHERM plus 2x 425mm stainless steel pipe with 5/4" mouth / 35mm smooth end, 2 x

The aroTHERM plus connection set from Vaillant is an essential solution for the installation of monoblock heat pumps. It includes two high-quality stainless steel pipes, each 425 mm long, specifically designed for connecting the heat pump unit to other system components. The use of corrosion-resistant materials ensures high durability and reliability for both indoor and outdoor installations. Each pipe is precisely manufactured to guarantee optimal performance and system stability. The set supports professional installation practices and ensures efficient heat transfer through properly sealed and insulated connections. The included mounting hardware provides secure attachment points that can withstand vibrations and thermal expansions. All components undergo strict quality controls to meet European heating system standards.

- High-quality stainless steel pipes for durability
- Corrosion-resistant for indoor and outdoor applications
- Precise manufacturing for optimal system stability
- Includes mounting hardware for secure attachment.
 

Vaillant Connection set aroTHERM plus 2x 425mm stainless steel pipe with 5/4" mouth / 35mm smooth end, 2 x
Boilers
EUR149,–

Vaillant Connection set aroTHERM plus 2x 425mm stainless steel pipe with 5/4" mouth / 35mm smooth end, 2 x

9. Vaillant MAG 114/1 G E

The Vaillant MAG 114/1 G E instantaneous water heater offers an efficient solution for providing hot water in households. With a rated power of 18.1 kilowatts, this device ensures quick and reliable hot water preparation that meets users' needs. The energy efficiency class A guarantees that the water heater is not only powerful but also environmentally friendly. With compact dimensions of 350 mm in width, 680 mm in height, and 259 mm in length, the device can be easily integrated into various spaces. Weighing 10.9 kg, it allows for simple installation. The 1/2" threaded connection ensures an uncomplicated link to existing water pipes. The MAG 114/1 G E is a reliable partner for hot water supply and impresses with its German quality. 

Vaillant MAG 114/1 G E
Boilers
−24%
EUR859,– was EUR1129,–

Vaillant MAG 114/1 G E

Energy Label A

10. Vaillant Pipe size w. 3-way mixer R3/4

Pump group with 3-way mixer Rp 34, forward-return Rp 1", Kvs 6.3. High-efficiency pump with a maximum delivery height of 6.2 m and a maximum flow rate of 3.3 m³/h. Ball shut-off valves with integrated thermometers, including a ball valve with gravity brake. 3-way mixer with actuator 230V, including thermal insulation. Suitable for aroTHERM perform VWL, aroTHERM plus with uniTOWER plus, aroTHERM plus VWL, aroTHERM Split with hydraulic station, aroTHERM Split with uniTOWERAS, atmoTEC exclusive, atmoTEC plus, auroCOMPACT, ecoCOMPACT exclusive, ecoTEC plus, ecoVIT, ecoVIT exclusive, flexoCOMPACT exclusive, flexoTHERM exclusive, geoTHERM perform, icoVIT exclusive, recoCOMPACT exclusive, and versoTHERM plus. 

Vaillant Pipe size w. 3-way mixer R3/4
Boilers
EUR1342,44

Vaillant Pipe size w. 3-way mixer R3/4

Product order
See all products