Hull anodes for ships and boats - Zinc, Aluminum and Magnesium
Hull anodes
Why use hull anodes for cathodic protection?
Sacrificial anodes
Which metal in which type of water?
Salt water
For optimal protection on your hull that is in salt water, Aluminium anodes is the right choice for you.
Freshwater
In fresh water however, we recommend Magnesium anodes for the best possible protection of your hull.
Brackish water
For brackish water which is a mixture between fresh and salt water, we recommend the use of our Aluminium anodes or Zinc anodes. This is because it is difficult to determine how salty or fresh the brackish water is without any water samples. Fell free to contact us if you have any doubts.
There are several important factors that must be considered before choosing the type of sacrificial anodes. For example, the size of what you want to protect, other parameters such as painting/coating is also important. Should you need help calculating the number of anodes to protect your hull from corrosion, you are always welcome to contact us with your question. Remember that an anode that has been consumed about 50% from its original appearance and weight should be replaced.
What should I do if my hull is made of a material other than steel?
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Original price 253,00 krOriginal price 253,00 kr - Original price 253,00 krOriginal price 253,00 krCurrent price 203,00 kr203,00 kr - 203,00 krCurrent price 203,00 kr| /
Magnesium anode TYPE 4 - 7.00*2.44*1.10, (10.23inch), Approx 0.8Lb. AZ63-1.5VDc
In stock4.83 / 5.0
6 Reviews
Product specification Type 4 Magnesium Material: Magnesium Alloy : AZ 63B Article: B310040 Net weight : 0.3 KG/0.66 lbs Gross weight: 0.4 KG/0.88...
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Original price 84,00 krOriginal price 84,00 kr - Original price 84,00 krOriginal price 84,00 krCurrent price 61,00 kr61,00 kr - 61,00 krCurrent price 61,00 kr| /
Zinc hull/rudder anode TYPE 2 - 3.85*1.33*1.18inch
In stock5.0 / 5.0
1 Opinion
Product specification Type 2 Zinc Material: Zinc Alloy : MIL-DTL-18001L - Zn Article: B110020 Net weight : 0.21 KG/0.46 lbs Gross weight: 0.25 KG...
View full detailsOriginal price 84,00 krOriginal price 84,00 kr - Original price 84,00 krOriginal price 84,00 krCurrent price 61,00 kr61,00 kr - 61,00 krCurrent price 61,00 kr| /Save 27% Save % -
Original price 117,00 krOriginal price 117,00 kr - Original price 117,00 krOriginal price 117,00 krCurrent price 81,00 kr81,00 kr - 81,00 krCurrent price 81,00 kr| /
Zinc hull/rudder anode 1.10Lb.
In stock5.0 / 5.0
1 Opinion
Product specification Type 5 Zinc Material: Zinc Alloy : MIL-DTL-18001L - Zn Article: R800391 Weight : 0.5 KG/1.10 lbs Reinforcement/Insert: ...
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Original price 182,00 krOriginal price 182,00 kr - Original price 182,00 krOriginal price 182,00 krCurrent price 140,00 kr140,00 kr - 140,00 krCurrent price 140,00 kr| /
Zinc anode 5.9* 2.4 *0.99 (Holes: 0.43 * 0.6)inch, 2.204Lb
In stock4.0 / 5.0
2 Reviews
Product specification Zinc anode with bolt hole, type vetus Material: Zinc Alloy : MIL-DTL-18001L - Zn Article: R800220 Weight : 1.0 KG/2.20462 l...
View full detailsOriginal price 182,00 krOriginal price 182,00 kr - Original price 182,00 krOriginal price 182,00 krCurrent price 140,00 kr140,00 kr - 140,00 krCurrent price 140,00 kr| /Save 23% Save % -
Original price 123,00 krOriginal price 123,00 kr - Original price 123,00 krOriginal price 123,00 krCurrent price 89,00 kr89,00 kr - 89,00 krCurrent price 89,00 kr| /
Aluminum anode 0.264Lb, 3.34 * 1.37 * 0.62inch (5.51inch), hole 0.27 * 0.51inch
In stockAluminum anode 120g, 85 * 35 * 16mm (140mm), hole 7 * 13mm
Original price 123,00 krOriginal price 123,00 kr - Original price 123,00 krOriginal price 123,00 krCurrent price 89,00 kr89,00 kr - 89,00 krCurrent price 89,00 kr| /Save 28% Save % -
Original price 571,00 krOriginal price 571,00 kr - Original price 571,00 krOriginal price 571,00 krCurrent price 386,00 kr386,00 kr - 386,00 krCurrent price 386,00 kr| /
Zinc anode Fairline 12.59 * 2.55 * 1.37 (Hole 6.29inch) 5.29Lb
In stock4.75 / 5.0
4 Reviews
Product specification Zinc anode with longitudinal bolt hole, type fairline Material: Zinc Alloy : MIL-DTL-18001L - Zn Article: R800270e Weight :...
View full detailsOriginal price 571,00 krOriginal price 571,00 kr - Original price 571,00 krOriginal price 571,00 krCurrent price 386,00 kr386,00 kr - 386,00 krCurrent price 386,00 kr| /Save 32% Save % -
Original price 253,00 krOriginal price 253,00 kr - Original price 253,00 krOriginal price 253,00 krCurrent price 227,00 kr227,00 kr - 227,00 krCurrent price 227,00 kr| /
Aluminum anode TYPE 15 - 8.46*3.7*1.18inch
In stockProduct specification 15-AL Material: Aluminum Alloy : Beralin, Norsok Article: B210150 Net weight : 1.2 KG/2.65 lbs Gross weight: 1.5 KG/3.31 lb...
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Original price 181,00 krOriginal price 181,00 kr - Original price 181,00 krOriginal price 181,00 krCurrent price 143,00 kr143,00 kr - 143,00 krCurrent price 143,00 kr| /
Zinc hull/rudder anode 2.204Lb.
In stock5.0 / 5.0
2 Reviews
Product specification Type 1.0 KG Zinc anode Material: Zinc Alloy : MIL-DTL-18001L - Zn Article: R800392 Weight : 1.0 KG/2.20462 lbs Reinforc...
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Original price 428,00 krOriginal price 428,00 kr - Original price 428,00 krOriginal price 428,00 krCurrent price 287,00 kr287,00 kr - 287,00 krCurrent price 287,00 kr| /
Magnesium anode Type 8 - 8.66 * 2.87 * 1.02, (13.38inch), Approx 0.1.58Lb. AZ63-1.5VDC.
In stock5.0 / 5.0
2 Reviews
Product specification Type 8 Magnesium Material: Magnesium Alloy : AZ 63B Article: B310080 Net weight : 0.72 KG/1.59 lbs Gross weight: 0.8 KG/1.7...
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Original price 689,00 krOriginal price 689,00 kr - Original price 689,00 krOriginal price 689,00 krCurrent price 530,00 kr530,00 kr - 530,00 krCurrent price 530,00 kr| /
Fairline Magnesium anode, 12.59 * 2.55 * 1.37inch, cc 6.29inch
In stock5.0 / 5.0
1 Opinion
Fairline Magnesium Anode, 320 * 65 * 35mm(12.60 * 2.56 * 1.38inch), cc 160mm/6.30inch CODE kg lbs in l a b c hrs T00270EMG 0.70 1.54 mm i...
View full detailsOriginal price 689,00 krOriginal price 689,00 kr - Original price 689,00 krOriginal price 689,00 krCurrent price 530,00 kr530,00 kr - 530,00 krCurrent price 530,00 kr| /Save 23% Save % -
Original price 291,00 krOriginal price 291,00 kr - Original price 291,00 krOriginal price 291,00 krCurrent price 216,00 kr216,00 kr - 216,00 krCurrent price 216,00 kr| /
Zinc hull/rudder anode 4.4Lb Corrosion Group, 5.82*3.34*1.18inch (8.85inch), hole 0.33*0.74inch
In stockProduct specification Type 2.0 KG Zinc Material: Zinc Alloy : MIL-DTL-18001L - Zn Article: R800393 Net weight : 2.0 KG/4.41 lbs Reinforcement/...
View full detailsOriginal price 291,00 krOriginal price 291,00 kr - Original price 291,00 krOriginal price 291,00 krCurrent price 216,00 kr216,00 kr - 216,00 krCurrent price 216,00 kr| /Save 26% Save % -
Original price 67,00 krOriginal price 67,00 kr - Original price 67,00 krOriginal price 67,00 krCurrent price 52,00 kr52,00 kr - 52,00 krCurrent price 52,00 kr| /
Zinc hull/rudder anode 0.55Lb Corrosion Group, 3.07*1.14*0.74inch (6.49), hole 0.251*1.18inch
In stockProduct specification Type 2 Zinc anode Material: Zinc Alloy : MIL-DTL-18001L - Zn Article: R800390 Weight : 0.250 KG/0.55 lbs Reinforcement/...
View full detailsOriginal price 67,00 krOriginal price 67,00 kr - Original price 67,00 krOriginal price 67,00 krCurrent price 52,00 kr52,00 kr - 52,00 krCurrent price 52,00 kr| /Save 22% Save % -
Original price 986,00 krOriginal price 986,00 kr - Original price 986,00 krOriginal price 986,00 krCurrent price 759,00 kr759,00 kr - 759,00 krCurrent price 759,00 kr| /
Zinc anode Fairline 12.20*2.95*1.57 (Hole 8.07inch) 8.81Lb
In stockProduct specification Zinc anode with bolt hole, type fairline Material: Zinc Alloy : MIL-DTL-18001L - Zn Article: R800271e Weight : 4.0 KG/8.82 ...
View full detailsOriginal price 986,00 krOriginal price 986,00 kr - Original price 986,00 krOriginal price 986,00 krCurrent price 759,00 kr759,00 kr - 759,00 krCurrent price 759,00 kr| /Save 23% Save % -
Original price 383,00 krOriginal price 383,00 kr - Original price 383,00 krOriginal price 383,00 krCurrent price 217,00 kr217,00 kr - 217,00 krCurrent price 217,00 kr| /
Zinc anode TYPE 20 - 6.5*3.5*1.2
In stockProduct specification Type 20 Zinc anode Material: Zinc Alloy : MIL-DTL-18001L - Zn Article: B110200 Net weight : 1.9 KG/4.19 lbs Gross weight: ...
View full detailsOriginal price 383,00 krOriginal price 383,00 kr - Original price 383,00 krOriginal price 383,00 krCurrent price 217,00 kr217,00 kr - 217,00 krCurrent price 217,00 kr| /Save 43% Save % -
Original price 253,00 krOriginal price 253,00 kr - Original price 253,00 krOriginal price 253,00 krCurrent price 202,00 kr202,00 kr - 202,00 krCurrent price 202,00 kr| /
Aluminum anode VETUS 15, 5.90 * 2.36 * 0.98inch, cc 3.14inch
In stockAluminum anode VETUS 15, 150 * 60 * 25mm, cc 80mm Fits: Original codes: 15 Weight : 0 .55KG/1.21LB Material: Aluminum Boat type / specific : smal...
View full detailsOriginal price 253,00 krOriginal price 253,00 kr - Original price 253,00 krOriginal price 253,00 krCurrent price 202,00 kr202,00 kr - 202,00 krCurrent price 202,00 kr| /Save 20% Save % -
Original price 95,00 krOriginal price 95,00 kr - Original price 95,00 krOriginal price 95,00 krCurrent price 73,00 kr73,00 kr - 73,00 krCurrent price 73,00 kr| /
Aluminum anode 0.396Lb, 2.95 * 1.33 * 0.62inch (5.31inch), hole 0.27 * 0.90inch
In stockProduct specification Material: Aluminum Article: T00385 / 1ALSAF CODE kg lbs in l a hrs Ø strap T00385 / 1AL 0.16 0.35 mm inch 117 4.61 95 3.74 3...
View full detailsOriginal price 95,00 krOriginal price 95,00 kr - Original price 95,00 krOriginal price 95,00 krCurrent price 73,00 kr73,00 kr - 73,00 krCurrent price 73,00 kr| /Save 23% Save % -
Original price 348,00 krOriginal price 348,00 kr - Original price 348,00 krOriginal price 348,00 krCurrent price 268,00 kr268,00 kr - 268,00 krCurrent price 268,00 kr| /
Zinc anode Fairline 7.87 * 2.55 * 1.25 (Hole 4.33inch) 2.86Lb
In stock5.0 / 5.0
1 Opinion
Product specification Zinc anode with longitudinal bolt hole, type fairline Material: Zinc Alloy : MIL-DTL-18001L - Zn Article: R800269e Weight :...
View full detailsOriginal price 348,00 krOriginal price 348,00 kr - Original price 348,00 krOriginal price 348,00 krCurrent price 268,00 kr268,00 kr - 268,00 krCurrent price 268,00 kr| /Save 23% Save % -
Original price 448,00 krOriginal price 448,00 kr - Original price 448,00 krOriginal price 448,00 krCurrent price 307,00 kr307,00 kr - 307,00 krCurrent price 307,00 kr| /
Zinc hull anode Type 35 - 220 * 96 * 30
In stock5.0 / 5.0
1 Opinion
Product specification Type 35 Zinc anode Material: Zinc Alloy : MIL-DTL-18001L - Zn Article: B110350 Net weight : 3.2 KG/7.05 lbs Gross weight: ...
View full detailsOriginal price 448,00 krOriginal price 448,00 kr - Original price 448,00 krOriginal price 448,00 krCurrent price 307,00 kr307,00 kr - 307,00 krCurrent price 307,00 kr| /Save 31% Save % -
Original price 571,00 krOriginal price 571,00 kr - Original price 571,00 krOriginal price 571,00 krCurrent price 423,00 kr423,00 kr - 423,00 krCurrent price 423,00 kr| /
Magnesium anode type 15 - 10.78 * 3.74 * 1.96, (15.94inch), Ca3.3Lb. AZ63-1.5VDC.
In stock5.0 / 5.0
1 Opinion
Product specification Type 15 Magnesium Material: Magnesium Alloy : AZ 63B Article: B310150 Net weight : 1.5 KG/3.31 lbs Gross weight: 1.2 KG/2.6...
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Original price 128,00 krOriginal price 128,00 kr - Original price 128,00 krOriginal price 128,00 krCurrent price 99,00 kr99,00 kr - 99,00 krCurrent price 99,00 kr| /
Zinc anode TYPE 5 - 4.72*1.81*0.90inch
In stockProduct specification Type 5 Zinc anode Material: Zinc Alloy : MIL-DTL-18001L - Zn Article: B110050 Net weight : 0.44 KG/0.97 lbs Gross weight: ...
View full detailsOriginal price 128,00 krOriginal price 128,00 kr - Original price 128,00 krOriginal price 128,00 krCurrent price 99,00 kr99,00 kr - 99,00 krCurrent price 99,00 kr| /Save 23% Save % -
Original price 225,00 krOriginal price 225,00 kr - Original price 225,00 krOriginal price 225,00 krCurrent price 150,00 kr150,00 kr - 150,00 krCurrent price 150,00 kr| /
Aluminum Anode 1.91Lb, 6.10 * 3.42 * 1.18inch (8.26inch), hole 0.39 * 0.51inch
In stockProduct specification Material: Aluminum Alloy : US-MIL Article: R800393AL Weight : 0.870KG/1.91Lb Reinforcement/Insert: Steel Hole distance: 18...
View full detailsOriginal price 225,00 krOriginal price 225,00 kr - Original price 225,00 krOriginal price 225,00 krCurrent price 150,00 kr150,00 kr - 150,00 krCurrent price 150,00 kr| /Save 33% Save % -
Original price 1.623,00 krOriginal price 1.623,00 kr - Original price 1.623,00 krOriginal price 1.623,00 krCurrent price 1.156,00 kr1.156,00 kr - 1.156,00 krCurrent price 1.156,00 kr| /
Zinc anode Fairline 17.91 * 3.54 * 1.57 (Ø18 * 37, C-C 9.05inch) 15.43Lb
In stock4.67 / 5.0
3 Reviews
Product specification Zinc anode with longitudinal bolt hole, type fairline Material: Zinc Alloy : MIL-DTL-18001L - Zn Article: R800272e Weight :...
View full detailsOriginal price 1.623,00 krOriginal price 1.623,00 kr - Original price 1.623,00 krOriginal price 1.623,00 krCurrent price 1.156,00 kr1.156,00 kr - 1.156,00 krCurrent price 1.156,00 kr| /Save 29% Save % -
Original price 188,00 krOriginal price 188,00 kr - Original price 188,00 krOriginal price 188,00 krCurrent price 134,00 kr134,00 kr - 134,00 krCurrent price 134,00 kr| /
Zinc anode TYPE 10 - 5.51*2.44*1.10inch
In stockProduct specification Type 10 Zinc anode Material: Zinc Alloy : MIL-DTL-18001L - Zn Article: B110100 Weight : 1.0 KG/2.20462 lbs Reinforcemen...
View full detailsOriginal price 188,00 krOriginal price 188,00 kr - Original price 188,00 krOriginal price 188,00 krCurrent price 134,00 kr134,00 kr - 134,00 krCurrent price 134,00 kr| /Save 29% Save % -
Original price 376,00 krOriginal price 376,00 kr - Original price 376,00 krOriginal price 376,00 krCurrent price 250,00 kr250,00 kr - 250,00 krCurrent price 250,00 kr| /
Aluminum anode type 25 - 10.4 * 4.52 * 1.33inch
In stock5.0 / 5.0
2 Reviews
Product specification 25-AL Material: Aluminum Alloy : Beralin, Norsok Article: B210250 Net weight : 2.1 KG/4.63 lbs Gross weight: 2.5 KG/5.51 lb...
View full detailsOriginal price 376,00 krOriginal price 376,00 kr - Original price 376,00 krOriginal price 376,00 krCurrent price 250,00 kr250,00 kr - 250,00 krCurrent price 250,00 kr| /Save 34% Save %