Zinc Anode with Long Hole / 1.2 kg

SVB item number: 21402
This zinc anode has very little resistance in the water due to its flat shape. Product details
only  €25.95
23 | in stock
pcs.
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Available variants

Aluminium Anode with Long Holes / 0.65 kg
Aluminium Anode with Long Holes / 0.65 kg
only €29.95
To product
Magnesium Anode with Long Holes / 0.45 kg
Magnesium Anode with Long Holes / 0.45 kg
only €19.95
To product

Product data

  • SVB item number 21402
  • EAN 1957000023234
  • Description Zinc Anode with Long Hole
  • Weight 1.2 kg
  • Material Zinc
  • Area of application Salt water
  • Shape Oval
  • Length 200 mm
  • Width 65 mm
  • Height 35 mm
  • Hole diameter 12 mm
  • Accessories for Hull

Accessories

Image of Tef-Gel / Corrosion Stopper
TIKAL Tef-Gel / Corrosion Stopper
from €10.95 (€1,095.00/ kg)

Product details

Zinc anodes, also called "sacrificial anodes," protect all of the metal parts located underneath the water line (hull) from corrosion. In order to protect the boat's hull from corrosion, the hull is connected to a more inferior metal (anodes), which are oxidized more easily. For example: A zinc anode is attached to a boat with a steel-alloy hull, which causes the inferior metal of the anode (zinc) to sacrifice itself, in order to protect the high-quality metal of the boat's hull from corrosion.

Usually "sacrificial anodes" have to be changed after each season, even more frequently in highly corrosive waters. The anodes are attached along the keel. The current intensity is larger at the hindsteven, due to the position of the propeller. It is advisable to use several anodes. Anodes should also be attached to the rudder blade and propeller shaft. For vessels mainly operated in fresh water, we recommend using aluminum anodes because of the greater potential difference it has to other metals, in comparison to zinc.

This zinc anode has very little resistance in the water due to its flat shape.

Documents

multi-flag Datasheet
PDF (16,92 KB)

Product safety

What other SVB customers have to say

100% real reviews

4 customer reviews

4.8 (out of 4 ratings)
3 Stars
(0)
2 Stars
(0)
1 Stars
(0)
100% recommend SVB
Matthias K.
by Matthias K. Flag of Germany 6/17/2025 Verified purchase Variant: 30975 in use on a Veha Motoryachten B.V. - Veha 1200
Flawless!!!
Well-made and a perfect fit! Top...
  • Advantages
  • Weight
  • Shape
  • Material
  • Price/performance ratio
  • Quality
  • Accuracy of fit
  • Description
  • Opinions
  • Place of use : Inshore waters
Jürgen L.
by Jürgen L. Flag of Germany 12/24/2024 Verified purchase Variant: 30975
sacrificial anode
Very good price-performance ratio!!
Dieter T.
by Dieter T. Flag of Germany 3/26/2024 Verified purchase Variant: 21402
dieter-tschenischgmx.de
Everything fine
Bernd M.
by Bernd M. Flag of Germany 3/9/2024 Verified purchase Variant: 30975
sacrificial anode
Well, we'll see, our Etap is still drying... but attaching it to the tandem keel was easy. More can be said about this at the end of October.

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Comparison

Availability / Price
only €25 95
23 in stock
only €29 95
Only 4 in stock
only €19 95
64 in stock
Item no.
21402
30973
30975
Customer ratings
(4)
(4)
(4)
Description
Zinc Anode with Long Hole
Aluminium anode with long holes
Magnesium anode with long holes
Width
65 mm
65 mm
65 mm
Height
35 mm
32 mm
32 mm
Hole diameter
12 mm
12 mm
12 mm
Weight
1.2 kg
0.65 kg
0.45 kg
Length
200 mm
200 mm
200 mm
Shape
Oval
Oval
Oval
Material
Zinc
Aluminium
Magnesium
Area of application
Salt water
Brackish water / Mixed operation
Fresh water
Accessories for
Hull
Hull
Hull
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Zinc Anode with Long Hole / 1.2 kg
View Ratings (4) Questions (0)