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...
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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 183,00 krOriginal price 183,00 kr - Original price 183,00 krOriginal price 183,00 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...
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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 572,00 krOriginal price 572,00 kr - Original price 572,00 krOriginal price 572,00 krCurrent price 387,00 kr387,00 kr - 387,00 krCurrent price 387,00 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 572,00 krOriginal price 572,00 kr - Original price 572,00 krOriginal price 572,00 krCurrent price 387,00 kr387,00 kr - 387,00 krCurrent price 387,00 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 690,00 krOriginal price 690,00 kr - Original price 690,00 krOriginal price 690,00 krCurrent price 531,00 kr531,00 kr - 531,00 krCurrent price 531,00 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 690,00 krOriginal price 690,00 kr - Original price 690,00 krOriginal price 690,00 krCurrent price 531,00 kr531,00 kr - 531,00 krCurrent price 531,00 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/...
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Original price 384,00 krOriginal price 384,00 kr - Original price 384,00 krOriginal price 384,00 krCurrent price 218,00 kr218,00 kr - 218,00 krCurrent price 218,00 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 384,00 krOriginal price 384,00 kr - Original price 384,00 krOriginal price 384,00 krCurrent price 218,00 kr218,00 kr - 218,00 krCurrent price 218,00 kr| /Save 43% Save % -
Original price 637,00 krOriginal price 637,00 kr - Original price 637,00 krOriginal price 637,00 krCurrent price 437,00 kr437,00 kr - 437,00 krCurrent price 437,00 kr| /
Magnesium anode type 15 alu insert - 10.78 * 3.74 * 1.96, (15.94inch total), 2.75Lb. AZ63-1.5VDC.
In stock5.0 / 5.0
1 Opinion
Product specification Type 15 Magnesium Material: Magnesium Alloy : AZ 63B Article: B310155 Net weight : 1.2 KG/2.65 lbs Gross weight: 1.5 KG/3.3...
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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...
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Original price 146,00 krOriginal price 146,00 kr - Original price 146,00 krOriginal price 146,00 krCurrent price 97,00 kr97,00 kr - 97,00 krCurrent price 97,00 kr| /
Aluminum anode 0.507LB, 4.13 * 1.77 * 0.98 inch (6.29inch), hole 0.27 * 0.51inch
In stockProduct specification Material: Aluminum Alloy : US-MIL Article: R800391ALAL Weight : 0.230KG/0.50LB Reinforcement/Insert: Aluminum Hole distanc...
View full detailsOriginal price 146,00 krOriginal price 146,00 kr - Original price 146,00 krOriginal price 146,00 krCurrent price 97,00 kr97,00 kr - 97,00 krCurrent price 97,00 kr| /Save 34% 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 449,00 krOriginal price 449,00 kr - Original price 449,00 krOriginal price 449,00 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: ...
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Original price 572,00 krOriginal price 572,00 kr - Original price 572,00 krOriginal price 572,00 krCurrent price 424,00 kr424,00 kr - 424,00 krCurrent price 424,00 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 988,00 krOriginal price 988,00 kr - Original price 988,00 krOriginal price 988,00 krCurrent price 760,00 kr760,00 kr - 760,00 krCurrent price 760,00 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 988,00 krOriginal price 988,00 kr - Original price 988,00 krOriginal price 988,00 krCurrent price 760,00 kr760,00 kr - 760,00 krCurrent price 760,00 kr| /Save 23% Save % -
Original price 129,00 krOriginal price 129,00 kr - Original price 129,00 krOriginal price 129,00 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 129,00 krOriginal price 129,00 kr - Original price 129,00 krOriginal price 129,00 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 168,00 kr168,00 kr - 168,00 krCurrent price 168,00 kr| /
Zinc anode Type 10 Alu insert - 140 * 62 * 28
In stockProduct specification Type 10 Zinc anode with Aluminum reinforcement Material: Zinc Alloy : MIL-DTL-18001L - Zn Article: B110105 Weight : 1.0 KG/...
View full detailsOriginal price 225,00 krOriginal price 225,00 kr - Original price 225,00 krOriginal price 225,00 krCurrent price 168,00 kr168,00 kr - 168,00 krCurrent price 168,00 kr| /Save 25% Save % -
Original price 253,00 krOriginal price 253,00 kr - Original price 253,00 krOriginal price 253,00 krCurrent price 219,00 kr219,00 kr - 219,00 krCurrent price 219,00 kr| /
Magnesium anode Type 4 Alu insert - 7.00 * 2.44 * 1.10, (10.23inch), Approx 0.6Lb, AZ63-1.5VDC
In stockProduct specification Type 4 Magnesium with aluminum reinforcement Material: Magnesium Alloy : AZ 63B Article: B310045 Net weight : 0.3 KG/0.66 l...
View full detailsOriginal price 253,00 krOriginal price 253,00 kr - Original price 253,00 krOriginal price 253,00 krCurrent price 219,00 kr219,00 kr - 219,00 krCurrent price 219,00 kr| /Save 13% Save %