Aluminum and zinc anode kits for Mercruiser Alpha and Bravo stern drives SALCA: Sacrificial Anode Line Cutter Assembly RB-XM trim tab and rubber anodes ZHC-20 Divers Dream Plate Marine Anode

The World’s Best Anodes

Quality. Ingenuity. Reliability

For over 40 years Sea Shield Marine has been the trusted name for Service Divers, Pleasure Craft Owners, and Cathodic Protection Professionals all over the World that demand High-Quality, Durable, and Reliable Sacrificial Anodes. Our experienced teams dedication to quality and proprietary manufacturing assures you’ll always receive the Worlds Best Anodes – but it’s our unmatched ingenuity that has allowed us to make our mark as a Cathodic Protection Industry leader. All Sea Shield Marine anodes are made to MIL-SPEC standards MIL-A-18001 Zinc and MIL-A-24779 Aluminum, are pressure die cast, and are engineered for longevity. Whether for commercial vessels, pleasure craft, or any of your cathodic protection needs – Insist on Quality, Insist on Sea Shield Marine! Proudly Made in the USA and Veteran-Owned.

Manufactured to Mil-Spec Standards

Zinc anodes: MIL-A-18001
Aluminum anodes: MIL-A-24779


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New Products! The next evolution in Boating Anodes has arrived

Mercury Quick Change Anodes
SALCA: sacrificial anode line cutter assembly

Our marine anodes are all made in the USA
Our business of marine anodes and boat zincs is VOSB-certified
Our business of marine anodes and boat zincs is ISO-certified