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Vaillant Electric instantaneous water heater

Price in EUR including VAT
Energy Label A
Delivered between 17/2/2026 and 3/3/2026
free shipping

Product details

The Vaillant electric instantaneous water heater VED E 21/8 B is a powerful hot water device designed for efficient and demand-oriented hot water preparation. With a rated power of 21 kW and the ability to set three different outlet temperatures (35 °C, 45 °C, and 55 °C), this device offers a flexible solution for various needs. The instantaneous water heater is made of robust plastic and is suitable for both above-sink and under-sink installation. The electronic control ensures precise regulation of water temperature and allows for energy and water savings of up to 20% compared to hydraulic models. With a maximum operating pressure of 10 bar and an IP25 protection rating, the Vaillant water heater is both safe and durable. The easy maintenance and access to replaceable components make it a practical choice for household use.

  • Three adjustable outlet temperatures for individual hot water comfort
  • Energy and water savings of up to 20% compared to hydraulic instantaneous water heaters
  • Easy maintenance with easily accessible, replaceable components
  • Suitable for pre-heated water and plastic pipes
  • Electronic control for precise temperature regulation.

Key specifications

Boiler type
Instantaneous water heater
Volume
1 l
Item number
21243144

General information

Manufacturer
Vaillant
Category
Boilers
Manufacturer no.
10023794
Release date
21/6/2022

Colour

Colour
White
Exact colour description
White

Material

Material group
Plastic
Material
Plastic

Boiler properties

Boiler type
Instantaneous water heater
Version
Oversink device
mounting style
Table
threaded connector
1/2“
heating system
Bare wire
Temperature range
-35° - 55° C
Temperature display
Digital
Max. pressure
10 bar
Energy efficiency class
A
Model name
VED E 21/8 C

Power supply

Power supply
Electrical connection
Nominal power
21 kW
Nominal voltage
400 V

Safety

Protection type (IP code)
IP25

Origin

Country of origin
Germany

Voluntary climate contribution

CO₂-Emission
Climate contribution

Scope of delivery

Scope of delivery
1

Product dimensions

Length
24 cm
Height
48.10 cm
Weight
4.40 kg
Volume
1 l

Legal Notice

Product Safety

Package dimensions

Length
53 cm
Width
29 cm
Height
16 cm
Weight
2.50 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.Ariston
    5 days
  • Bosch Home Comfort
    Not enough data
  • Qlima
    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.Sygonix
    5,6 %
Source: Galaxus