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Aluminum Premium

For use in salt and brackish water. Performs better, protects longer than Zinc. Alloy is manufactured to meet or exceed US Military Specification (MIL-DTL-24779C(SH)).

Zinc Traditional

For use in salt water. Not recommended for use in fresh water. Alloy is manufactured to meet or exceed US Military Specification (MIL-DTL-18001L).

Magnesium Fresh

ONLY for use in fresh water. Not recommended for use in salt or brackish water. The only alloy proven to protect your boat in fresh water. Alloy is manufactured to meet or exceed US Military Specification (AZ91D).

Martyr Anodes provides high-quality, low-cost marine cathodic protection for boats, marine structures, and boat equipment.

Martyr is the only manufacturer that offers all three alloys that protect your boat from corrosion that can occur in salt water, brackish water, and freshwater.

Looking for the right anode or anode kit? Look no further! We have made it easy for you with our Anode Search and Anode Kit Finder.

Find an Anode that fits your watercraft!

Use our handy Search to find the right anode by Product Name, Part Number or Brand.

Anode Search

Find the proper Anode Kit for your engine with our Anode Kit Finder!

Search the product database by Engine Type, Model, HP, Year, and Water Type.

Anode Kit Finder

Curious about sacrifical anodes? Watch our video below.

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