Zinc anodes for boats, also known as marine zinc anodes or boat anodes, are sacrificial metal components used to protect the hull and underwater metal parts of boats and yachts from corrosion caused by galvanic currents in seawater.
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1-2 weeks delivery time The Zinc Flat Fin Anode is designed specifically for Mercury Bravo 1/2/3 lower units, providing durability and protection against corrosion. With an original reference of 76214 4, it is made of zinc and compatible with Bravo 1/2/3 bases. Manufactured by Mariner and Mercury, it is available in bulk packaging and branded under Super Marine.
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$ 18,30
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1-2 weeks delivery time The Zinc Trim Cylinder Anode (14 mm) is designed for Mercury engines, providing effective corrosion protection and enhancing durability. With an original reference of 806189A1 - 806189Q1, it features a center distance of 38 mm, a height of 14 mm, a width of 44 mm, and a length of 49 mm. Compatible with PM Alpha 1 Gen 2 models and sold as a pair, it weighs 0.101 kg and is manufactured by Mariner and Mercury, packaged on a plate under the Super Marine brand.
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$ 21,57
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1-2 weeks delivery time The Zinc Bar Plate Anode Pair is designed for Mercury lower units, offering crucial corrosion protection and enhancing the durability of marine equipment. It has an original reference of 55989, dimensions of 65 x 65 x 10 mm, a diameter of 31 mm, and a height of 30 mm. With a threaded end model, it weighs 0.1 kg and is compatible with Bravo I - II - III Alpha models (1970-1982) and lower units (1988-1996). The anodes are packaged in a blister and branded under Super Marine.
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$ 16,32
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1-2 weeks delivery time The Mercury Waffle Plate Zinc Anode is essential for providing corrosion protection for engines ranging from 70 to 115 HP. It has an original reference of 43396 / 71320A3 and is used as a bracket. With a center distance of 117 mm, a height of 20 mm, a width of 52 mm, and a length of 194 mm, it is made of zinc and weighs 0.665 kg. Manufactured by Mercury, it is packaged in bulk and branded under Super Marine.
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$ 28,62
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1-2 weeks delivery time The Anode Zinc Engine is specifically designed for Mercury lower units, providing optimal protection against corrosion. It has an original reference of 43994A2 - 821631A1 and is modeled for Mercury blocks. Compatible with Alpha 1 Gen II and Bravo I - II - III lower units from 1988 to 1995, it is packaged on a plate and branded under Super Marine.
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$ 31,63
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1-2 weeks delivery time The Anode Zinc Plate is specifically designed for Mercury engines with a power range of 6 to 9.9 HP, providing essential corrosion resistance. It has an original reference of 42121A1 / 42121A2 and is suitable for models 6-8-9.9 HP. Manufactured by Mariner and Mercury, it is packaged on a plate and branded under Super Marine.
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$ 12,89
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1-2 weeks delivery time The Zinc Plate Anode is specifically designed to protect Mercury Bravo 1, 2, and 3 lower units from corrosion, ensuring optimal performance and longevity. It features an original reference of 817373A1 - 821630A1 - 821630Q1, with dimensions of 178 mm in length, 110 mm in width, and 16 mm in height. The center distance is 35 mm, and it weighs 1 kg. Manufactured by Mercruiser, it is packaged on a plate and branded under Martyr.
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$ 38,94
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1-2 weeks delivery time The Zinc Plate Anode for Mercury Alpha 1 Gen II is crucial for protecting the engine from corrosion, enhancing its durability and reliability. It has an original reference of 815933A1 - 821629A1 - 821629Q1, with a center distance of 83 mm, and dimensions of 191 mm in length, 73 mm in width, and 16 mm in height. Weighing 0.78 kg, it is manufactured by Mercruiser, packaged on a plate, and features a 1/4 thread, branded under Martyr.
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$ 32,65
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1-2 weeks delivery time The Anode Zinc Plate is specifically designed for Mercury engines ranging from 40 HP to V6 135-150-175, providing essential protection against corrosion. It has an original reference of 818298 and is used as a bracket. The plate measures 195 mm in length, 52 mm in width, and 12 mm in height, weighing 0.685 kg. Manufactured by Mercury, it is packaged on a plate and branded under Martyr.
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$ 25,17
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1-2 weeks delivery time The Anode Zinc Plate for Mercury 75-200 HP is essential for protecting outboard engines from corrosion, ensuring reliable performance. It has an original reference of 41109-ZW1-003 / 826134 to 826134Q and is used in the gearcase of outboard models ranging from 75 to 200 HP. Compatible with manufacturers such as Honda, Mariner, and Mercury, it is packaged on a plate and branded under Super Marine.
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$ 15,83
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1-2 weeks delivery time The Zinc 51 mm Trim Cylinder Anode is essential for protecting Mercury engines by providing crucial corrosion resistance for optimal performance. It has an original reference of 806190A1, with a diameter of 49 mm, a center distance of 38 mm, and dimensions of 51 mm in height, 46 mm in width, and 52 mm in length. Weighing 0.34 kg, it is suitable for manufacturers Mariner and Mercury, packaged on a plate, and branded under Martyr.
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$ 29,92
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1-2 weeks delivery time The Anode Zinc Stern Bracket Caliper is crucial for Mercury 150-200 HP engines, providing lasting protection against corrosion. It features an original reference of 89949A1 and is used as a bracket. With a center distance of 239 mm, it measures 280 mm in length, 60 mm in width, and 60 mm in height, weighing 1.20 kg. Made of zinc, it is manufactured by Mercury and packaged in bulk under the brand Super Marine.
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$ 67,44
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1-2 weeks delivery time The Zinc Anode Stern Bracket is specifically designed for Mercury 30-50 HP engines, providing essential protection against corrosion. It has an original reference of 825271 and is used as a bracket. With a center distance of 166 mm, it measures 194 mm in length, 19 mm in width, and 12 mm in height, weighing 0.29 kg. Made of zinc, it is manufactured for 30 - 40 - 50 HP models and packaged in bulk under the brand Super Marine.
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$ 12,55
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1-2 weeks delivery time The Zinc Washer Anode Ø20 is designed for small Mercury and Mariner engines, offering essential corrosion protection. It has a diameter of 20 mm, a height of 7 mm, and is made of zinc. Suitable for models with 4 to 6 HP, it weighs 0.01 kg and is packaged in bulk under the brand Super Marine.
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$ 7,80
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1-2 weeks delivery time The Zinc Washer Anode Ø24 is crucial for protecting against corrosion in Mercury engines. It has an original reference of 823913 and is used for trim applications. With a diameter of 24 mm and a height of 7 mm, it is made of zinc and weighs 0.02 kg. Designed for models ranging from 2.2 to 3.3 HP, it is manufactured by Mercury and packaged in bulk under the brand Super Marine.
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$ 6,80
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1-2 weeks delivery time The Zinc Propeller Collar Anode is specifically designed to protect the lower unit of Mercury Alpha 1 Gen II engines from corrosion. It features an original reference of 806105A1 - 806105Q1, with a diameter of 72 mm, center distance of 74 mm, and height of 25 mm. Weighing 0.216 kg, it is manufactured by Mercury and packaged on a plate under the brand Super Marine.
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$ 26,80
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1-2 weeks delivery time The Zinc Propeller Collar Anode is essential for protecting Mercury Bravo I, II, and III engines from corrosion. It has an original reference of 806188A1 and is made of zinc. Designed for Bravo I - II - III bases, it is manufactured by Mercury and packaged on a plate under the brand Super Marine.
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$ 24,16
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1-2 weeks delivery time The Zinc Trim Tab Anode is specifically designed for Mercury 25 - 30 - 40 HP and Tohatsu 25 - 50 HP engines, offering essential corrosion protection. It has an original reference of 853762 and features a diameter of 60 mm, a height of 58 mm, and is made of zinc. Weighing 0.15 kg, it is suitable for manufacturers Mariner and Mercury, packaged in bulk under the brand Super Marine.
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$ 12,48
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1-2 weeks delivery time The Bolt-On Zinc Anode 300 x 150 x 25 is designed to provide effective corrosion protection for marine applications. It features a center distance of 160 mm, a height of 28 mm, a width of 150 mm, and a length of 300 mm. Made of zinc, it weighs 8 kg and is packaged in bulk under the brand Tecnoseal.
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$ 246,26
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1-2 weeks delivery time The Zinc Pencil Anode for GM Motors Ø16 x 54 is essential for cooling circuit protection in GM motors. It has an original reference of 8517480, a diameter of 16 mm, and a length of 54 mm. Made of zinc, it features a 1/2'' BSPT thread and weighs 0.12 kg. Manufactured by GM, it is packaged in blister under the brand Super Marine.
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$ 25,63
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How do zinc anodes protect marine engines and outboard motors from corrosion?
Zinc anodes, also known as sacrificial anodes, protect marine engines and outboard motors by corroding in place of more important metal parts, such as the hull or outboard components. By attaching hull zinc anodes or trim tab anodes, the less noble zinc metal is sacrificed when placed in an electrolyte solution like saltwater, preventing corrosion of the engine and other vital boat components. Other anodes, like aluminum and magnesium, are also used based on the water type, but zinc remains the popular choice for saltwater environments due to its effective corrosion prevention.
The right choice of marine anodes, whether zinc, aluminum, or magnesium, can greatly extend the lifespan of your boat and its components. Products like the boat lift zinc anode and trim tab anode help protect specific areas from galvanic corrosion. Using high-quality anodes at unbeatable prices is a smart investment for boaters who want to store their boat safely and protect outboard engines and other critical parts. Even components like 316 stainless steel cables benefit from reduced exposure to corrosive damage when effective sacrificial anodes are in place.
How do aluminum, zinc, and magnesium anodes differ in protecting a boat?
Aluminum, zinc, and magnesium anodes all serve as sacrificial metals to protect boats from corrosion, but they perform differently based on the environment. Zinc anodes are commonly used in saltwater, whereas aluminum anodes offer versatility for both salt and brackish water, providing more efficient protection due to their lighter alloy composition. Magnesium anodes are best suited for freshwater applications as they are a more reactive, "less noble" metal, ideal for preventing corrosion in low salinity environments, such as lakes and rivers.
Why is anode placement on the hull plate important for effective corrosion protection?
Proper placement of boat zinc anodes on the hull plate is crucial for effective corrosion protection, as it ensures the sacrificial zinc can adequately neutralize galvanic currents and protect vulnerable metal areas. Anodes like martyr anodes, rudder zincs, and plate zinc are strategically placed to cover high-risk spots on a metal boat, preventing corrosion from spreading. Using a zinc anode kit helps streamline the placement process, ensuring a comprehensive approach to corrosion protection for your boat and its underwater components.
For a complete corrosion prevention solution, explore our Anodes for Aluminium Boats, designed for maximum durability and efficiency.
Are there any specific maintenance practices for prolonging the lifespan of marine fuel pumps?
Regularly changing the boat motor fuel filter is essential to prevent contaminants from reaching the fuel pump, ensuring its longevity and optimal performance. Additionally, keeping the entire fuel system clean and free from debris is crucial in maintaining the efficiency of the marine fuel pump, which plays a vital role in supplying clean fuel to the engine.
For enhanced protection against corrosion in saltwater environments, consider installing Boat Anodes For Saltwater.