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 397,00 krOriginal price 397,00 kr - Original price 397,00 krOriginal price 397,00 krCurrent price 318,00 kr318,00 kr - 318,00 krCurrent price 318,00 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 132,00 krOriginal price 132,00 kr - Original price 132,00 krOriginal price 132,00 krCurrent price 95,00 kr95,00 kr - 95,00 krCurrent price 95,00 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 132,00 krOriginal price 132,00 kr - Original price 132,00 krOriginal price 132,00 krCurrent price 95,00 kr95,00 kr - 95,00 krCurrent price 95,00 kr| /Save 28% Save % -
Original price 183,00 krOriginal price 183,00 kr - Original price 183,00 krOriginal price 183,00 krCurrent price 127,00 kr127,00 kr - 127,00 krCurrent price 127,00 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: ...
View full detailsOriginal price 183,00 krOriginal price 183,00 kr - Original price 183,00 krOriginal price 183,00 krCurrent price 127,00 kr127,00 kr - 127,00 krCurrent price 127,00 kr| /Save 31% Save % -
Original price 286,00 krOriginal price 286,00 kr - Original price 286,00 krOriginal price 286,00 krCurrent price 220,00 kr220,00 kr - 220,00 krCurrent price 220,00 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 286,00 krOriginal price 286,00 kr - Original price 286,00 krOriginal price 286,00 krCurrent price 220,00 kr220,00 kr - 220,00 krCurrent price 220,00 kr| /Save 23% Save % -
Original price 193,00 krOriginal price 193,00 kr - Original price 193,00 krOriginal price 193,00 krCurrent price 139,00 kr139,00 kr - 139,00 krCurrent price 139,00 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 193,00 krOriginal price 193,00 kr - Original price 193,00 krOriginal price 193,00 krCurrent price 139,00 kr139,00 kr - 139,00 krCurrent price 139,00 kr| /Save 28% Save % -
Original price 897,00 krOriginal price 897,00 kr - Original price 897,00 krOriginal price 897,00 krCurrent price 606,00 kr606,00 kr - 606,00 krCurrent price 606,00 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 897,00 krOriginal price 897,00 kr - Original price 897,00 krOriginal price 897,00 krCurrent price 606,00 kr606,00 kr - 606,00 krCurrent price 606,00 kr| /Save 32% Save % -
Original price 397,00 krOriginal price 397,00 kr - Original price 397,00 krOriginal price 397,00 krCurrent price 275,00 kr275,00 kr - 275,00 krCurrent price 275,00 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 284,00 krOriginal price 284,00 kr - Original price 284,00 krOriginal price 284,00 krCurrent price 224,00 kr224,00 kr - 224,00 krCurrent price 224,00 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...
View full detailsOriginal price 284,00 krOriginal price 284,00 kr - Original price 284,00 krOriginal price 284,00 krCurrent price 224,00 kr224,00 kr - 224,00 krCurrent price 224,00 kr| /Save 21% Save % -
Original price 672,00 krOriginal price 672,00 kr - Original price 672,00 krOriginal price 672,00 krCurrent price 451,00 kr451,00 kr - 451,00 krCurrent price 451,00 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...
View full detailsOriginal price 672,00 krOriginal price 672,00 kr - Original price 672,00 krOriginal price 672,00 krCurrent price 451,00 kr451,00 kr - 451,00 krCurrent price 451,00 kr| /Save 33% Save % -
Original price 1.082,00 krOriginal price 1.082,00 kr - Original price 1.082,00 krOriginal price 1.082,00 krCurrent price 832,00 kr832,00 kr - 832,00 krCurrent price 832,00 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 1.082,00 krOriginal price 1.082,00 kr - Original price 1.082,00 krOriginal price 1.082,00 krCurrent price 832,00 kr832,00 kr - 832,00 krCurrent price 832,00 kr| /Save 23% Save % -
Original price 457,00 krOriginal price 457,00 kr - Original price 457,00 krOriginal price 457,00 krCurrent price 338,00 kr338,00 kr - 338,00 krCurrent price 338,00 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 457,00 krOriginal price 457,00 kr - Original price 457,00 krOriginal price 457,00 krCurrent price 338,00 kr338,00 kr - 338,00 krCurrent price 338,00 kr| /Save 26% Save % -
Original price 105,00 krOriginal price 105,00 kr - Original price 105,00 krOriginal price 105,00 krCurrent price 81,00 kr81,00 kr - 81,00 krCurrent price 81,00 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 105,00 krOriginal price 105,00 kr - Original price 105,00 krOriginal price 105,00 krCurrent price 81,00 kr81,00 kr - 81,00 krCurrent price 81,00 kr| /Save 23% Save % -
Original price 1.549,00 krOriginal price 1.549,00 kr - Original price 1.549,00 krOriginal price 1.549,00 krCurrent price 1.192,00 kr1.192,00 kr - 1.192,00 krCurrent price 1.192,00 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 1.549,00 krOriginal price 1.549,00 kr - Original price 1.549,00 krOriginal price 1.549,00 krCurrent price 1.192,00 kr1.192,00 kr - 1.192,00 krCurrent price 1.192,00 kr| /Save 23% Save % -
Original price 601,00 krOriginal price 601,00 kr - Original price 601,00 krOriginal price 601,00 krCurrent price 350,00 kr350,00 kr - 350,00 krCurrent price 350,00 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 601,00 krOriginal price 601,00 kr - Original price 601,00 krOriginal price 601,00 krCurrent price 350,00 kr350,00 kr - 350,00 krCurrent price 350,00 kr| /Save 42% Save % -
Original price 999,00 krOriginal price 999,00 kr - Original price 999,00 krOriginal price 999,00 krCurrent price 685,00 kr685,00 kr - 685,00 krCurrent price 685,00 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...
View full detailsOriginal price 999,00 krOriginal price 999,00 kr - Original price 999,00 krOriginal price 999,00 krCurrent price 685,00 kr685,00 kr - 685,00 krCurrent price 685,00 kr| /Save 31% Save % -
Original price 397,00 krOriginal price 397,00 kr - Original price 397,00 krOriginal price 397,00 krCurrent price 317,00 kr317,00 kr - 317,00 krCurrent price 317,00 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 397,00 krOriginal price 397,00 kr - Original price 397,00 krOriginal price 397,00 krCurrent price 317,00 kr317,00 kr - 317,00 krCurrent price 317,00 kr| /Save 20% Save % -
Original price 228,00 krOriginal price 228,00 kr - Original price 228,00 krOriginal price 228,00 krCurrent price 152,00 kr152,00 kr - 152,00 krCurrent price 152,00 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 228,00 krOriginal price 228,00 kr - Original price 228,00 krOriginal price 228,00 krCurrent price 152,00 kr152,00 kr - 152,00 krCurrent price 152,00 kr| /Save 33% Save % -
Original price 148,00 krOriginal price 148,00 kr - Original price 148,00 krOriginal price 148,00 krCurrent price 114,00 kr114,00 kr - 114,00 krCurrent price 114,00 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 148,00 krOriginal price 148,00 kr - Original price 148,00 krOriginal price 148,00 krCurrent price 114,00 kr114,00 kr - 114,00 krCurrent price 114,00 kr| /Save 23% Save % -
Original price 546,00 krOriginal price 546,00 kr - Original price 546,00 krOriginal price 546,00 krCurrent price 420,00 kr420,00 kr - 420,00 krCurrent price 420,00 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 546,00 krOriginal price 546,00 kr - Original price 546,00 krOriginal price 546,00 krCurrent price 420,00 kr420,00 kr - 420,00 krCurrent price 420,00 kr| /Save 23% Save % -
Original price 703,00 krOriginal price 703,00 kr - Original price 703,00 krOriginal price 703,00 krCurrent price 495,00 kr495,00 kr - 495,00 krCurrent price 495,00 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 703,00 krOriginal price 703,00 kr - Original price 703,00 krOriginal price 703,00 krCurrent price 495,00 kr495,00 kr - 495,00 krCurrent price 495,00 kr| /Save 30% Save % -
Original price 897,00 krOriginal price 897,00 kr - Original price 897,00 krOriginal price 897,00 krCurrent price 665,00 kr665,00 kr - 665,00 krCurrent price 665,00 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...
View full detailsOriginal price 897,00 krOriginal price 897,00 kr - Original price 897,00 krOriginal price 897,00 krCurrent price 665,00 kr665,00 kr - 665,00 krCurrent price 665,00 kr| /Save 26% Save % -
Original price 397,00 krOriginal price 397,00 kr - Original price 397,00 krOriginal price 397,00 krCurrent price 344,00 kr344,00 kr - 344,00 krCurrent price 344,00 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 397,00 krOriginal price 397,00 kr - Original price 397,00 krOriginal price 397,00 krCurrent price 344,00 kr344,00 kr - 344,00 krCurrent price 344,00 kr| /Save 13% Save % -
Original price 201,00 krOriginal price 201,00 kr - Original price 201,00 krOriginal price 201,00 krCurrent price 156,00 kr156,00 kr - 156,00 krCurrent price 156,00 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 201,00 krOriginal price 201,00 kr - Original price 201,00 krOriginal price 201,00 krCurrent price 156,00 kr156,00 kr - 156,00 krCurrent price 156,00 kr| /Save 22% Save % -
Original price 352,00 krOriginal price 352,00 kr - Original price 352,00 krOriginal price 352,00 krCurrent price 267,00 kr267,00 kr - 267,00 krCurrent price 267,00 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 352,00 krOriginal price 352,00 kr - Original price 352,00 krOriginal price 352,00 krCurrent price 267,00 kr267,00 kr - 267,00 krCurrent price 267,00 kr| /Save 24% Save %