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 propeller collar anode is designed for the Volvo Duo Prop 290, providing vital corrosion protection for optimal engine performance. It has a diameter of 144 mm, an outer diameter of 110 mm, and an inner diameter of 85 mm, with a center distance of 91 mm, a height of 35 mm, and a length of 145 mm. Weighing 0.519 kg, this component references the original part number 875821, is suitable for Volvo Penta motors, and comes packaged on a plate by Martyr.
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€ 21,87
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1-2 weeks delivery time The zinc pencil anode, designed for cooling circuits in Onan Caterpillar engines, offers effective corrosion resistance. It has a diameter of 12 mm, a length of 40 mm, and is made from zinc. This anode is compatible with Caterpillar and Onan motors, comes packaged in a blister, features a 3/8'' UNC thread, and is produced by Super Marine.
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€ 7,37
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1-2 weeks delivery time The Zinc Recessed Plate Anode for Volvo-Penta SD 110-120 is a high-quality zinc anode designed to protect your Volvo Penta engine from corrosion, ensuring the longevity and efficiency of your marine equipment. It has an original reference of 852018, is made of zinc, and comes in bulk packaging under the Super Marine brand.
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€ 10,58
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1-2 weeks delivery time The Zinc Pencil Anode for Ford Engine Ø10 x 18 - 1/4 BSPT is specifically designed to provide effective protection against galvanic corrosion for Ford engines. It features a diameter of 10 mm, a length of 18 mm, and is made of zinc. Weighing 0.03 kg, it has a thread size of 1/4'' BSPT, is packaged in a blister, and is manufactured under the Super Marine brand.
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€ 18,60
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1-2 weeks delivery time The Zinc Pencil Anode for GM Motors Ø19 x 85 - 5/8 UNC provides reliable protection for GM motors, aiding in the longevity of engine components. With an original reference of 8515851, it has a diameter of 19 mm, a length of 85 mm, and is made of zinc. Weighing 0.18 kg, it features a 5/8'' UNC thread, is packaged in a blister, and is manufactured under the Super Marine brand.
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€ 11,19
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1-2 weeks delivery time The Zinc Plate Anode for Inboard Motors Volvo S-Drive - SX-Drive, with original reference 3854130, is designed specifically for Volvo inboard motors to provide optimal corrosion protection. It measures L 90 x W 80 x H 47 mm, has a center distance of 50 mm, and weighs 1.052 kg. This anode is manufactured by Volvo Penta and is packaged on a plate under the brand Martyr.
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€ 36,80
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1-2 weeks delivery time The Zinc Pencil Anode Bukh Ø12 x 40 mm is designed for Bukh engines, providing reliable corrosion protection and optimal performance. It features a diameter of 12 mm, a length of 40 mm, is made of zinc, and has a 3/8'' UNC thread. Manufactured by Bukh and branded by Martyr, it comes packaged in blister format.
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€ 9,34
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1-2 weeks delivery time The Zinc Pencil Anode for Bukh Engines Ø12 x 35 mm is specifically designed to protect against galvanic corrosion in Bukh engines. It has a diameter of 12 mm, a length of 35 mm, and features an M5 thread. Weighing 0.03 kg, it is manufactured by Bukh and branded by Super Marine, coming packaged in blister format.
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€ 9,90
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1-2 weeks delivery time The Zinc Pencil Anode for Yanmar YM-YS is designed to provide effective corrosion protection for Yanmar engines, enhancing engine longevity. It features a diameter of 30 mm, a length of 40 mm, and an M8 thread. Manufactured by Yanmar and branded by Super Marine, it comes packaged in blister format, with the original reference number 104211-41300.
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€ 7,34
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1-2 weeks delivery time The Zinc Pencil Anode for Yanmar 8-12 is designed for Yanmar models 2GM, 3GM, 3HM, 2QM, 3QM, YSB8-12, and YSM8-12, offering strong corrosion protection. It has an original reference of 27210-200300, a diameter of 20 mm, a length of 30 mm, and features an M8 thread. Manufactured by Yanmar, it is packaged in a blister and branded by Super Marine.
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€ 5,79
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1-2 weeks delivery time The Zinc Pencil Anode for Yanmar 1 GM is a high-quality zinc anode designed to protect Yanmar marine engines from corrosion while ensuring optimal performance. It has an original reference of 27210-200200, with a diameter and length of 20 mm, and is made of zinc. This anode is compatible with Series 1GM - 6LY3 models and features dimensions of M8 x 125 for the thread. Packaged in a blister, it is manufactured by Super Marine.
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€ 7,32
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1-2 weeks delivery time The Anode Zinc Button for Yanmar 70-85 HP is a durable zinc anode designed to provide excellent corrosion resistance and longevity for Yanmar engines. With a diameter of 53 mm and a height of 15 mm, this anode is made from high-quality zinc and is packaged in bulk. It is specifically manufactured for use with Yanmar engines and is branded by Martyr.
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€ 7,86
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1-2 weeks delivery time The Zinc Rod Anode for Base SD20-30-31 is an efficient zinc anode designed to protect various Yanmar models from galvanic corrosion. It has an original reference of 27210-200550 - 177301-54900, with a diameter of 15 mm and a length of 55 mm. Made from high-quality zinc, it features dimensions of M8 x 1.25 for the thread and is packaged in a blister. This anode is specifically manufactured for models SD20, SD30, and SD31, and is branded by Super Marine.
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€ 7,18
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1-2 weeks delivery time The Zinc Pencil Anode for Yanmar Engines Ø12 x 30 (Complete) is a reliable solution for corrosion protection, featuring an original reference of 27210-200370, a diameter of 12 mm, a length of 30 mm, and compatibility with models 4LHA, 6LP(A), 6LY(A), and 6LY2(A). It weighs 0.025 kg, includes a 3/8'' BSPT thread, and is packaged in blister form, manufactured by Yanmar and branded by Super Marine.
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€ 24,14
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1-2 weeks delivery time The Zinc Propeller Collar Anode for SD20-30-40-50-60 is a high-quality anode specifically designed for Yanmar engines, providing excellent protection against corrosion and extending the life of your marine equipment. It has an original reference of 196420-02652, a diameter of 107 mm, a center distance of 73 mm, and a height of 25 mm. Packaged on a plate, this anode is manufactured by Martyr.
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€ 20,75
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1-2 weeks delivery time The Zinc Pencil Anode for Yanmar Engines is designed for various models, including 2GM, 3GM, 3HM, 2QM, 3QM, YBS8, and YMS8, ensuring optimal performance and protection. With an original reference of 119574-18790 - 27210-200300, it features a diameter of 16 mm and a length of 50 mm, made from high-quality zinc. The anode weighs 0.075 kg, has a threading of 1/2'' BSPT, and is packaged in a blister, manufactured by Super Marine.
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€ 27,97
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1-2 weeks delivery time The Zinc Anode for SD20-30-40-50-60 Saildrive is specifically designed for SD series sail drives, providing effective corrosion protection and durability. With an original reference of 196440-02660, this anode is manufactured by Yanmar and is packaged in bulk. It is branded by Super Marine, ensuring high quality for marine applications.
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€ 53,70
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1-2 weeks delivery time The Zinc Stern Bracket Anode for Volvo 250-270-275-280 is designed to provide reliable corrosion protection for Volvo engines in marine environments. With an original reference of 832598, it features a center distance of 145 mm, height of 22 mm, width of 41 mm, and length of 188 mm, weighing 0.37 kg. This anode comes packaged on a plate and is manufactured by Super Marine.
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€ 28,93
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1-2 weeks delivery time The Zinc Stern Bracket Anode for Duo Prop Lower Unit is specifically designed to provide essential corrosion protection for the Duo Prop lower unit. With an original reference of 852835, it features an outer diameter of 110 mm and an inner diameter of 85 mm. Manufactured by Volvo Penta, this anode is packaged on a plate and is branded by Super Marine.
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€ 19,15
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1-2 weeks delivery time The Zinc Pencil Anode for Caterpillar Engines is designed to provide effective corrosion protection for various models, including 3208 and 3412E. With an original reference of 6L2016, it has a diameter of 22 mm, a length of 20 mm, and is made from high-quality zinc. Weighing 0.065 kg, this anode features 5/8’’ UNC threading and is packaged in a blister, manufactured by Caterpillar and branded by Super Marine.
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€ 10,81
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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.