Tecnoseal is a leading manufacturer of marine anodes, offering a wide range of products designed to protect boats and marine equipment from corrosion through cathodic protection. Tecnoseal produces zinc, aluminum, and magnesium anodes, making them suitable for various types of water environments, including salt, brackish, and fresh water. Sacrificial anodes are used on boat hulls, propellers, shafts, and engines to prevent corrosion, extending the life of vital components. Tecnoseal's products are widely recognized in the leisure and commercial marine markets for their high quality and reliability.
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1-2 weeks delivery time Tecnoseal zinc sacrificial anodes for rudders, flaps and trim tabs, available in oval, double oval and teardrop plate configurations. The range includes five sizes from 85 × 47 × 20 mm to 145 × 41 × 23 mm, with weights from 190 g to 530 g and fixing hole centre distances from 33 to 52 mm. Tecnoseal models 00203 and 00204 correspond to Osculati references 43.701.00 and 43.702.00 respectively.
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$ 21.62
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1-2 weeks delivery time Tecnoseal zinc disc sacrificial anodes for rudders and trim tabs, available in Standard and Heavy configurations with diameters from Ø50 to Ø225 mm. The range includes individual zinc anodes weighing from 80 g to 6.20 kg, with heights from 11 to 33 mm and different central recess and fixing-hole diameters. Tecnoseal disc anodes are supplied individually without mounting hardware.
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$ 6.84
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1-2 weeks delivery time Tecnoseal aluminium disc sacrificial anodes for rudders and trim tabs, available in Standard and Heavy configurations with outside diameters from Ø50 to Ø225 mm. The range includes single aluminium anodes weighing from 30 g to 2.50 kg, with heights from 11 to 33 mm and different central recess and fixing-hole diameters. Tecnoseal anodes are supplied individually without mounting hardware.
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$ 4.86
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1-2 weeks delivery time Tecnoseal magnesium disc sacrificial anodes for rudders and trim tabs, available in diameters from Ø50 to Ø225 mm. The range includes Standard Type models from Ø50 to Ø140 mm and Heavy Type models in Ø190 and Ø225 mm, with weights from 20 g to 1.56 kg. Depending on the model, overall height ranges from 11 to 33 mm, with Ø1 dimensions from 20 to 50 mm and Ø2 dimensions from 6.5 to 14 mm. Supplied individually without mounting hardware.
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$ 9.35
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1-2 weeks delivery time Zinc sacrificial anode pairs for marine rudders, supplied with mounting hardware and available in Tecnoseal Spanish Type and Osculati Standard Rose configurations. The range covers diameters from Ø50 to Ø130 mm, including Light and Heavy Osculati versions and Tecnoseal Spanish Type models.
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$ 4.59
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1-2 weeks delivery time Tecnoseal CAL-series aluminium sacrificial anodes for marine rudders, available in Ø50, Ø70, Ø90 and Ø110 mm sizes. The range corresponds to Osculati Standard Rose aluminium rudder anodes 43.601.01, 43.601.02, 43.601.03 and 43.601.04 respectively. Osculati supplies these models as pairs with mounting bolt and nut, with total pair weights of 60, 160, 340 and 540 g, equivalent to 30, 80, 170 and 270 g per individual anode.
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$ 9.65
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1-2 weeks delivery time Tecnoseal magnesium Spanish Type sacrificial anode sets for marine rudders, supplied as a pair with mounting bolt and nuts. Available in Ø70, Ø90 and Ø130 mm sizes, with heights of 6.5, 7.7 and 9 mm and set weights of 60, 110 and 270 g respectively. All versions feature Ø13 mm and Ø8.5 mm central mounting dimensions.
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$ 29.92
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1-2 weeks delivery time Tecnoseal zinc USA Type disc sacrificial anode sets for marine rudders, supplied as pairs with mounting hardware. The range includes R1, R2, R3, R4, R5 and R7 models in nominal sizes from 1 7/8" x 1/4" to 6 1/2" x 7/8", with outside diameters from Ø47 to Ø165 mm and catalogue pair weights from 0.12 to 3.90 kg. Each set includes a stainless steel hex nut and socket cap screw.
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$ 12.96
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1-2 weeks delivery time Tecnoseal aluminium USA Type disc sacrificial anode sets for marine rudders, supplied as pairs with mounting hardware. The range includes R1AL, R2AL, R3AL, R4AL, R5AL and R7AL models in nominal sizes from 1 7/8" x 1/4" to 6 1/2" x 7/8", with outside diameters from Ø47 to Ø165 mm and catalogue pair weights from 0.05 to 1.56 kg. Each set includes stainless steel mounting hardware with a hex nut and socket cap screw.
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$ 8.82
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1-2 weeks delivery time Tecnoseal magnesium USA Type disc sacrificial anode sets for marine rudders, supplied as pairs with mounting hardware. The range includes R1MG, R2MG, R3MG, R4MG, R5MG and R7MG models in nominal sizes from 1 7/8" x 1/4" to 6 1/2" x 7/8", with outside diameters from Ø47 to Ø165 mm and catalogue pair weights from 0.03 to 1.00 kg. Each set includes a stainless steel hex nut and socket cap screw.
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$ 13.32
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1-2 weeks delivery time Tecnoseal zinc UK Type disc sacrificial anodes with insert for rudders and trim tabs, supplied individually without mounting hardware. The range includes 00101UK with Ø70 × 33 mm dimensions and 430 g weight, 00102UK with 98 × 82 × 32 mm dimensions and 1.00 kg weight, and 00105UK with Ø148 × 36 mm dimensions and 2.08 kg weight. Depending on the model, Ø1 ranges from 30 to 42 mm and Ø2 from 11 to 14.5 mm.
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$ 34.42
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1-2 weeks delivery time Tecnoseal aluminium UK Type disc sacrificial anodes with steel insert for rudders and trim tabs, supplied individually without mounting hardware. The range includes 00101UKAL with Ø70 × 33 mm dimensions and 170 g weight, 00102UKAL with 98 × 82 × 32 mm dimensions and 400 g weight, and 00105UKAL with Ø148 × 36 mm dimensions and 860 g weight. Depending on the model, Ø1 ranges from 30 to 42 mm and Ø2 from 11 to 14.5 mm.
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$ 19
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1-2 weeks delivery time Tecnoseal magnesium UK Type disc sacrificial anodes with steel insert for rudders and trim tabs, supplied individually without mounting hardware. The range includes 00101UKMG with Ø70 × 33 mm dimensions and 110 g weight, 00102UKMG with 98 × 82 × 32 mm dimensions and 250 g weight, and 00105UKMG with Ø148 × 36 mm dimensions and 550 g weight. Depending on the model, Ø1 ranges from 30 to 42 mm and Ø2 from 11 to 14.5 mm.
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$ 28.64
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1-2 weeks delivery time Tecnoseal zinc Scandinavian Type bolt-on sacrificial anodes with stainless steel strap, available in weights from 0.25 to 5.50 kg. The range includes multiple body and strap configurations with body lengths from 75 to 260 mm, overall dimensions i from 117 to 315 mm, mounting slots from 7 × 25 to 13 × 35 mm and stainless steel straps from 150 × 20 × 3 to 340 × 25 × 5 mm. Select the required version according to body dimensions, mounting slot size and strap dimensions.
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$ 24.33
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1-2 weeks delivery time Tecnoseal aluminium Scandinavian Type bolt-on sacrificial anodes with mounting strap, available in weights from 150 g to 2.40 kg. The range includes multiple body and strap configurations with body lengths from 75 to 260 mm, widths from 34 to 96 mm, heights from 16 to 46 mm, overall dimension i from 117 to 315 mm and mounting slots from 7 × 25 to 13 × 35 mm. Select the required model according to body dimensions, mounting-slot size, overall dimension i and strap dimensions.
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$ 19.62
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1-2 weeks delivery time Tecnoseal magnesium Scandinavian Type bolt-on sacrificial anodes with mounting strap, available in four sizes from 140 to 700 g. The range includes body dimensions from 75 × 34 × 16 mm to 140 × 82 × 26 mm, overall dimension i from 132 to 180 mm, mounting slots of 9 × 20 or 13 × 35 mm and strap sizes from 170 × 20 × 3 to 255 × 25 × 5 mm. Select the required model according to body dimensions, mounting-slot size, overall dimension i and strap dimensions.
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$ 65.61
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1-2 weeks delivery time Tecnoseal zinc Oval Type weld-on sacrificial anodes with integrated steel strap for hull and transom applications. The range includes 14 models from 0.74 to 12.00 kg, with anode body dimensions from 100 × 60 × 18 mm to 400 × 152 × 33 mm and strap sizes from 200 × 25 × 5 mm to 550 × 40 × 6 mm. The standard version is supplied with a steel insert, while aluminium or stainless steel inserts are available on request.
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$ 78.67
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1-2 weeks delivery time Tecnoseal aluminium Oval Type weld-on sacrificial anodes with integrated mounting strap for hull and transom applications. The range includes 14 models weighing from 0.39 to 5.50 kg, with anode body dimensions from 100 × 60 × 18 mm to 400 × 152 × 33 mm and strap sizes from 200 × 25 × 5 mm to 550 × 40 × 6 mm. The standard configuration uses a steel insert, while aluminium or stainless steel inserts are available on request.
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$ 48.66
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1-2 weeks delivery time Tecnoseal aluminium weld-on sacrificial anodes with aluminium mounting strap, suitable for aluminium hull applications. The range includes two versions: TA0107 with a 115 × 60 × 17 mm anode body, 200 × 25 mm aluminium strap and 0.30 kg weight, and TA0108 with a 220 × 70 × 29 mm anode body, 300 × 25 mm aluminium strap and 1.00 kg weight. Select the required version according to body dimensions, weight and strap size.
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$ 14
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1-2 weeks delivery time Tecnoseal magnesium Oval Type weld-on sacrificial anodes with integrated mounting strap for hull and transom applications. The range includes five models weighing from 0.43 to 4.00 kg, with anode body dimensions from 110 × 63 × 26 mm to 400 × 152 × 33 mm and strap dimensions from 200 × 25 × 5 mm to 550 × 40 × 6 mm. The 00309UKMG version features a 320 × 150 × 31 mm body with a 475 × 35 × 5 mm strap. Select the required model according to anode body dimensions, weight and strap size.
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$ 58.35
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What is the purpose of using Tecnoseal anodes on a boat hull and propeller?
Tecnoseal anodes serve the critical purpose of providing cathodic protection to a boat's hull and propeller by preventing corrosion through the use of sacrificial anodes. As one of the leading manufacturers in the world, Tecnoseal offers a wide range of anodes, including zinc, aluminum, and magnesium, designed specifically for different boating conditions. Their extensive catalog includes options for a variety of marine applications, from outboards to bow thrusters, ensuring maximum protection and performance.
For enhanced corrosion protection, explore our Anodes for Aluminium Boats, designed to safeguard your vessel’s hull and underwater components.
What are the main differences between zinc, magnesium, and aluminum anodes in the Tecnoseal range for boat protection?
In the Tecnoseal range, zinc, magnesium, and aluminum anodes serve different purposes based on water type. Zinc anodes are best Boat Anodes For Saltwater, while magnesium is ideal for freshwater use, offering more active protection. Aluminum anodes, being more versatile, can be used in both salt and brackish water, providing longer-lasting protection. Tecnoseal, one of the leading suppliers of sacrificial anodes, manufactures a wide range of these anodes to cater to various boat types and environments.
How do stern anodes differ from outboard anodes in the Tecnoseal range?
Stern anodes in the Tecnoseal range are designed to protect the metal components of the stern area, such as the stern drive, from corrosion, while outboard anodes are specifically engineered to safeguard the outboard engine parts, like the propeller and lower unit. Both types of anodes act as sacrificial anodes for cathodic protection, with Tecnoseal offering a wide range to fit various brands to ensure long-term protection in the leisure boat market.