Mexen Flat CF21 panel radiator 400 x 500 mm, side connection, 397 W, anthracite - W421F-040-050-66

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Multirabaty EN

Mexen Flat CF21 panel radiator 400 x 500 mm, side connection, 397 W, anthracite - W421F-040-050-66

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Mexen Flat CF21 panel radiator 400 x 500 mm, side connection, 397 W, anthracite - W421F-040-050-66
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  • Mexen Flat CF21 panel radiator 400 x 500 mm, side connection, 397 W, anthracite - W421F-040-050-66
  • Mexen Flat CF21 panel radiator 400 x 500 mm, side connection, 397 W, anthracite - W421F-040-050-66
  • Mexen Flat CF21 panel radiator 400 x 500 mm, side connection, 397 W, anthracite - W421F-040-050-66
  • Mexen Flat CF21 panel radiator 400 x 500 mm, side connection, 397 W, anthracite - W421F-040-050-66
  • Mexen Flat CF21 panel radiator 400 x 500 mm, side connection, 397 W, anthracite - W421F-040-050-66
  • Mexen Flat CF21 panel radiator 400 x 500 mm, side connection, 397 W, anthracite - W421F-040-050-66
Mexen Flat CF21 panel radiator 400 x 500 mm, side connection, 397 W, anthracite - W421F-040-050-66
Mexen Flat CF21 panel radiator 400 x 500 mm, side connection, 397 W, anthracite - W421F-040-050-66 Mexen Flat CF21 panel radiator 400 x 500 mm, side connection, 397 W, anthracite - W421F-040-050-66 Mexen Flat CF21 panel radiator 400 x 500 mm, side connection, 397 W, anthracite - W421F-040-050-66 Mexen Flat CF21 panel radiator 400 x 500 mm, side connection, 397 W, anthracite - W421F-040-050-66 Mexen Flat CF21 panel radiator 400 x 500 mm, side connection, 397 W, anthracite - W421F-040-050-66 Mexen Flat CF21 panel radiator 400 x 500 mm, side connection, 397 W, anthracite - W421F-040-050-66
Steel Steel
High thermal efficiency High thermal efficiency
Paint Coating: DIN 99500 Paint Coating: DIN 99500
Brand:
Mexen
Series:
CF21
Ean:
5905315845276
Index:
W421F-040-050-66
Height:
400 mm
Color:
Anthracite
Width:
500 mm
Heating power:
397 W
Width - 500 mm - ()
400 mm
500 mm
600 mm
700 mm
800 mm
900 mm
1000 mm
1100 mm
1200 mm
1300 mm
1400 mm
1500 mm
1600 mm
1800 mm
2000 mm
Height - 400 mm - ()
300 mm
400 mm
500 mm
600 mm
900 mm
Color - Anthracite - ()

Mexen Flat CF21 panel radiator 400 x 500 mm, side connection, 397 W, anthracite - W421F-040-050-66

Technical data:

Height (Y): 400 mm

Width (X): 500 mm

Depth: 73 mm

Connection spacing: 45 cm

Vertical water channel spacing: 33.3 mm

Color: Anthracite RAL 7016

Material: Steel

Operating temperature: max 110 °C 

Maximum working pressure: 10 bar

Maximum test pressure: 13 bar

Heating power:

- 55/45/20 °C 209 W

- 75/65/20 °C 397 W

- 90/70/20 °C 498 W 

Connections:

- 4xG ½″ side

High-quality, durable paint coating - DIN 99500

Equipped with side cover and removable top cover

Included: mounts, installation kit, sealing plugs, and air vent

Photos show the radiator in the size 600 x 1200 mm.

Innovative solutions used in this product

Steel

The product is made from high-quality low-carbon steel, which not only contributes to the device's long lifespan and corrosion resistance, but also allows for quick room heating and provides users with thermal comfort.

High thermal efficiency

Thanks to the use of modern technology, the radiator heats up quickly, and the panel design ensures effective and even heat distribution throughout the room, increasing comfort.

Paint Coating: DIN 99500

High-quality, durable paint coating provides an excellent finish that combines aesthetics with resistance to mechanical damage. This type of coating meets quality standards, making it an ideal choice for both modern and classic interiors.

Easy cleaning

The option to detach the top cover allows for easier maintenance of the radiator. Convenient access to the interior enables cleaning, ensuring not only an aesthetic appearance but also greater user safety.

1 Mpa

The maximum operating pressure is 1 Mpa (10 bars). This means that the radiator can operate safely and efficiently under standard usage conditions. It provides optimal thermal comfort and a pleasant room temperature.

Max. 110°C

The maximum temperature reached by the radiator during operation is 110°C. This allows for effective and efficient heating of the room while ensuring safety for users and the surfaces surrounding the radiator.

Resistance to Tarnishing and Corrosion

The product is made from high-quality materials resistant to tarnishing and corrosion, ensuring it retains its attractive appearance and functionality for a long time, regardless of the humidity level in the room.

10 years warranty

The product is covered by a 10-year warranty. If you encounter any issues with the purchased product, we encourage you to contact us via the contact form or by phone through the helpline number.

Series
CF21
Width
500 mm
Height
400 mm
Depth
73 mm
Type
Plate / Panel
Heating power
397 W
Color
Anthracite
Material
Steel
Type
21
Mounting Position
Universal
Connection spacing
45 cm
Connection
Side
Orientation
Horizontal
User manual
Download
Safety Information
Download
Warranty conditions
Download
Manufacturer
See

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Mexen Flat CF21 panel radiator 400 x 500 mm, side connection, 397 W, anthracite - W421F-040-050-66

Mexen Flat CF21 panel radiator 400 x 500 mm, side connection, 397 W, anthracite - W421F-040-050-66

List price: €137.40

€109.99 (tax included)

Cheaper by  €27.41

19.95%

Lowest price from the last 30 days: €109.99

Availability: 2026-08-17

Delivery from: 59.99 €

Returns up to 100 days

1people bought this product.

Steel Steel
High thermal efficiency High thermal efficiency
Paint Coating: DIN 99500 Paint Coating: DIN 99500
Brand:
Mexen
Series:
CF21
Ean:
5905315845276
Index:
W421F-040-050-66
Height:
400 mm
Color:
Anthracite
Width:
500 mm
Heating power:
397 W
Width - 500 mm - ()
400 mm
500 mm
600 mm
700 mm
800 mm
900 mm
1000 mm
1100 mm
1200 mm
1300 mm
1400 mm
1500 mm
1600 mm
1800 mm
2000 mm
Height - 400 mm - ()
300 mm
400 mm
500 mm
600 mm
900 mm
Color - Anthracite - ()