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Tecnoseal 20817 Mercury Verado 350 Zinc Anode Kit

Manufacturer

Tecnoseal

<p>Tecnoseal stands as a global leader in the manufacture of sacrificial anodes for cathodic protection, serving the marine, industrial, and offshore sectors with unmatched expertise. Based in Grosseto, Tuscany, this Italian manufacturer has built a reputation over three decades for producing the world's most comprehensive range of corrosion protection solutions. Understanding how galvanic corrosion affects metal components in harsh marine environments is essential for anyone maintaining boats, engines, or industrial equipment exposed to water.</p><h3>Precision Engineering and Italian Craftsmanship</h3><p>Operating from their own foundry facility, Tecnoseal manufactures zinc, aluminum, and magnesium anodes using certified alloy specifications that meet US Military Standards and DNV RP B401 requirements. The company's product catalog includes nearly 2,000 standard anodes and over 3,000 custom-manufactured items, making it the most extensive offering available worldwide. Each anode undergoes rigorous spectrometric testing—more than 6,000 analyses annually—to ensure consistent electrochemical performance and compliance with international standards. This attention to quality extends to critical engine components, including specialized protection for <a href="/11576-tecnoseal-engine-crankshaft-main-bearing-5220">engine crankshaft main bearings</a> and other vital powertrain elements.</p><h3>Cathodic Protection Technology</h3><p>Sacrificial anodes work by corroding preferentially to protect more valuable metals immersed in electrolytic solutions like seawater, brackish water, or freshwater. When properly installed, these anodes form a galvanic couple with the protected metal, providing electrons that prevent oxidation and metal loss. Tecnoseal's anodes protect hulls, propellers, shafts, rudders, trim tabs, and engine components across recreational boats, commercial vessels, and industrial installations. The company's Bi-Tee® zinc alloy represents a breakthrough in environmental sustainability—it's the only cadmium-free zinc anode certified to DNV standards, eliminating toxic pollutants while maintaining superior protective performance.</p><h3>Custom Solutions and Technical Support</h3><p>Beyond standard catalog products, Tecnoseal's engineering department designs hundreds of custom anode solutions annually for shipyards, engine manufacturers, and specialized industrial applications. Their technical team provides comprehensive consulting services, including cathodic protection system design, anode positioning optimization, and installation support. The company maintains offices in Italy, the United States, the United Kingdom, the Netherlands, and Spain, ensuring global availability and technical expertise. With 98% of catalog items stocked and ready for immediate shipment, Tecnoseal combines Italian manufacturing excellence with responsive logistics to meet urgent protection needs across marine and industrial markets.</p>

Part Number

20817
06/01/2036 5:35 AM
Sale Price

$68.56

In Stock (5)

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Usually delivered within 2 days

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Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Tecnoseal 20817 is a complete zinc anode kit specifically engineered for Mercury Verado 350 outboard engines. This kit provides essential corrosion protection for your engine's critical underwater components in saltwater and brackish water environments.

Key Features:

  • Premium zinc alloy construction for maximum galvanic protection
  • Complete anode kit designed for Mercury Verado 350 engines
  • Protects engine components from electrolytic corrosion
  • Direct OEM replacement for easy installation
  • Includes all necessary anodes for comprehensive engine protection

Tecnoseal marine anodes are manufactured to strict quality standards and meet or exceed OEM specifications. Regular anode replacement is essential for maintaining your engine's longevity and performance. Zinc anodes are ideal for saltwater applications and should be inspected regularly and replaced when 50% depleted.

Easy peasy

From first contact with customer service they helped me with the numerous questions that I had to ensure that I was ordering the correct parts for my car. From customer service to ordering and then receiving the parts earlier than expected, my experience with Autoplicity was awesome!

n

good price

packaged very well and fast shipment

correct part sent and fast service!!

Received the product quickly. Item is well packed. Great shopping experience.

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