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 317,00 kr317,00 kr - 317,00 krCurrent price 317,00 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 126,00 kr126,00 kr - 126,00 krCurrent price 126,00 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 286,00 krOriginal price 286,00 kr - Original price 286,00 krOriginal price 286,00 krCurrent price 219,00 kr219,00 kr - 219,00 krCurrent price 219,00 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 219,00 kr219,00 kr - 219,00 krCurrent price 219,00 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 895,00 krOriginal price 895,00 kr - Original price 895,00 krOriginal price 895,00 krCurrent price 605,00 kr605,00 kr - 605,00 krCurrent price 605,00 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 895,00 krOriginal price 895,00 kr - Original price 895,00 krOriginal price 895,00 krCurrent price 605,00 kr605,00 kr - 605,00 krCurrent price 605,00 kr| /Save 32% Save % -
Original price 397,00 krOriginal price 397,00 kr - Original price 397,00 krOriginal price 397,00 krCurrent price 274,00 kr274,00 kr - 274,00 krCurrent price 274,00 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 223,00 kr223,00 kr - 223,00 krCurrent price 223,00 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 670,00 krOriginal price 670,00 kr - Original price 670,00 krOriginal price 670,00 krCurrent price 450,00 kr450,00 kr - 450,00 krCurrent price 450,00 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 1.080,00 krOriginal price 1.080,00 kr - Original price 1.080,00 krOriginal price 1.080,00 krCurrent price 830,00 kr830,00 kr - 830,00 krCurrent price 830,00 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 1.080,00 krOriginal price 1.080,00 kr - Original price 1.080,00 krOriginal price 1.080,00 krCurrent price 830,00 kr830,00 kr - 830,00 krCurrent price 830,00 kr| /Save 23% Save % -
Original price 456,00 krOriginal price 456,00 kr - Original price 456,00 krOriginal price 456,00 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 456,00 krOriginal price 456,00 kr - Original price 456,00 krOriginal price 456,00 krCurrent price 338,00 kr338,00 kr - 338,00 krCurrent price 338,00 kr| /Save 26% Save % -
Original price 104,00 krOriginal price 104,00 kr - Original price 104,00 krOriginal price 104,00 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 104,00 krOriginal price 104,00 kr - Original price 104,00 krOriginal price 104,00 krCurrent price 81,00 kr81,00 kr - 81,00 krCurrent price 81,00 kr| /Save 22% Save % -
Original price 1.546,00 krOriginal price 1.546,00 kr - Original price 1.546,00 krOriginal price 1.546,00 krCurrent price 1.189,00 kr1.189,00 kr - 1.189,00 krCurrent price 1.189,00 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 1.546,00 krOriginal price 1.546,00 kr - Original price 1.546,00 krOriginal price 1.546,00 krCurrent price 1.189,00 kr1.189,00 kr - 1.189,00 krCurrent price 1.189,00 kr| /Save 23% Save % -
Original price 600,00 krOriginal price 600,00 kr - Original price 600,00 krOriginal price 600,00 krCurrent price 349,00 kr349,00 kr - 349,00 krCurrent price 349,00 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 600,00 krOriginal price 600,00 kr - Original price 600,00 krOriginal price 600,00 krCurrent price 349,00 kr349,00 kr - 349,00 krCurrent price 349,00 kr| /Save 42% Save % -
Original price 997,00 krOriginal price 997,00 kr - Original price 997,00 krOriginal price 997,00 krCurrent price 684,00 kr684,00 kr - 684,00 krCurrent price 684,00 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 997,00 krOriginal price 997,00 kr - Original price 997,00 krOriginal price 997,00 krCurrent price 684,00 kr684,00 kr - 684,00 krCurrent price 684,00 kr| /Save 31% Save % -
Original price 397,00 krOriginal price 397,00 kr - Original price 397,00 krOriginal price 397,00 krCurrent price 316,00 kr316,00 kr - 316,00 krCurrent price 316,00 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 316,00 kr316,00 kr - 316,00 krCurrent price 316,00 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 545,00 krOriginal price 545,00 kr - Original price 545,00 krOriginal price 545,00 krCurrent price 419,00 kr419,00 kr - 419,00 krCurrent price 419,00 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 545,00 krOriginal price 545,00 kr - Original price 545,00 krOriginal price 545,00 krCurrent price 419,00 kr419,00 kr - 419,00 krCurrent price 419,00 kr| /Save 23% Save % -
Original price 702,00 krOriginal price 702,00 kr - Original price 702,00 krOriginal price 702,00 krCurrent price 494,00 kr494,00 kr - 494,00 krCurrent price 494,00 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 702,00 krOriginal price 702,00 kr - Original price 702,00 krOriginal price 702,00 krCurrent price 494,00 kr494,00 kr - 494,00 krCurrent price 494,00 kr| /Save 30% Save % -
Original price 895,00 krOriginal price 895,00 kr - Original price 895,00 krOriginal price 895,00 krCurrent price 664,00 kr664,00 kr - 664,00 krCurrent price 664,00 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 895,00 krOriginal price 895,00 kr - Original price 895,00 krOriginal price 895,00 krCurrent price 664,00 kr664,00 kr - 664,00 krCurrent price 664,00 kr| /Save 26% Save % -
Original price 397,00 krOriginal price 397,00 kr - Original price 397,00 krOriginal price 397,00 krCurrent price 343,00 kr343,00 kr - 343,00 krCurrent price 343,00 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 343,00 kr343,00 kr - 343,00 krCurrent price 343,00 kr| /Save 14% 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 %