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.

Vaillant Boiling water appliance

Price in EUR including VAT
Delivered between 10.1.2026 and 16.1.2026
Only 1 piece in stock at supplier
free shipping

Product details

The Vaillant boiling water unit VEK 5 S is an efficient solution for providing hot water in households or commercial establishments. With a nominal capacity of 5 liters and a connection power of 2 kW, this wall-mounted device offers a reliable and space-saving way to quickly generate hot water. The integrated faucet ensures a particularly low installation height, making it easier to install in various environments. The temperature range of 35 °C to 100 °C allows for flexible use, while the interval boiling automation guarantees a constant availability of hot water. The device is made of robust plastic and features a copper faucet with a plastic-coated surface. The protection class IP 23 ensures safe use in damp environments.

  • Integrated faucet for low installation height
  • Interval boiling automation for continuous water availability
  • Dry run protection and shut-off valve for added safety
  • Easy installation with 230 V connection cable with protective contact plug
  • Suitable for wall mounting, space-saving and efficient.

Key specifications

Boiler type
Boiling water appliance
Volume
5 l
Item number
21243195

General information

Manufacturer
Vaillant
Category
Boilers
Manufacturer no.
005121
Release date
21.6.2022

Colour

Colour
Beige
Exact colour description
Beige

Material

Material group
Plastic
Material
Plastic

Boiler properties

Boiler type
Boiling water appliance
Version
Wall storage tank
mounting style
Wall hanging
threaded connector
1/2“
Temperature range
35 °C - 100 °C
Model name
VEK 5 S brown/beige

Power supply

Power supply
Electrical connection
Nominal power
2 kW
Nominal voltage
230 V

Safety

Protection type (IP code)
IP23

Origin

Country of origin
Germany

Voluntary climate contribution

CO₂-Emission
Climate contribution

Scope of delivery

Scope of delivery
1

Product dimensions

Length
16.50 cm
Width
26.50 cm
Height
34.50 cm
Weight
8 kg
Volume
5 l

Legal Notice

Product Safety

Package dimensions

Length
33 cm
Width
30 cm
Height
20 cm
Weight
3.04 kg

14-day cancellation right
30-day right of return
24 Months statutory warranty
Report concern

Compare products

Goes with

Reviews & Ratings

Statutory warranty score

How often does a product of this brand in the «Boilers» category have a defect within the first 24 months?

Source: Galaxus
  • Vaillant
    Not enough data
  • 1.Stiebel Eltron
    1,1 %
  • 1.Tesy
    1,1 %
  • 3.Ariston
    2,2 %
  • 4.Bosch Home Comfort
    2,9 %

Statutory warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Galaxus
  • Vaillant
    Not enough data
  • 1.Stiebel Eltron
    0 days
  • 2.AEG Haustechnik
    1 day
  • 3.Ariston
    5 days
  • Bosch Home Comfort
    Not enough data

Return rate

How often is a product of this brand in the «Boilers» category returned?

Source: Galaxus
  • Vaillant
    Not enough data
  • 1.Qlima
    2,6 %
  • 2.Ariston
    3,1 %
  • 3.Tesy
    4,3 %
  • 4.AEG Haustechnik
    4,4 %
Source: Galaxus