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Martyr Anodes CM984547M Replacement Anode for BRP OMC Johnson Evinrude Outboards

Manufacturer

Martyr Anodes

<h3>About Martyr Anodes</h3><p>When it comes to defending a vessel against galvanic corrosion, few names carry the authority of <strong>Martyr Anodes</strong>. A flagship brand within the <strong>CMP Group</strong>, Martyr has its roots in foundry operations that date back to the early 1900s in Vancouver, BC, growing from a local manufacturer into a globally recognized leader in marine cathodic protection. Today, the brand supplies boaters, commercial operators, and marine professionals worldwide with sacrificial anodes engineered to guard hulls, propellers, rudders, shafts, engines, and other submerged components from the relentless effects of corrosion.</p><h3>Three Alloys, Every Water Type</h3><p>What sets Martyr apart from competing anode manufacturers is its position as the only brand to offer all three protective alloys — zinc, aluminum, and magnesium — under a single product line. This matters because the correct alloy depends entirely on the water environment a vessel operates in. Zinc anodes are the classic choice for aggressive saltwater conditions, while aluminum anodes are preferred for saltwater and brackish environments, offering superior corrosion resistance with a reduced environmental footprint. Magnesium anodes are the go-to solution for freshwater use, delivering effective sacrificial protection without degrading too quickly. Whatever the operating environment, Martyr has an engineered solution to match.</p><h3>Military-Grade Manufacturing Standards</h3><p>Martyr does not cut corners on metallurgy. Every anode is pressure die-cast and manufactured to meet or exceed <strong>U.S. Military alloy specifications</strong>, using only high-purity metals. Each alloy batch is lab-tested with full certification and traceability available upon request. This rigorous quality management — operating under an ISO 9001 framework — ensures that each anode delivers consistent, long-lasting galvanic performance across a wide range of marine environments, from recreational pleasure craft to commercial vessels and naval applications.</p><h3>Anode Kits for Simplified Protection</h3><p>For boaters who want a complete, hassle-free maintenance solution, Martyr&rsquo;s <a href="/7452-martyr-anodes-anode-kits-200102">Anode Kits</a> offer pre-packaged sets engineered for specific engine models and boat types. Compatible with major marine engine brands including Yamaha, Mercury, Volvo, and MerCruiser, these kits take the guesswork out of corrosion protection and ensure every critical system receives optimal coverage in a single purchase.</p><h3>Sustainability at the Core</h3><p>Martyr and the CMP Group have made environmental stewardship a cornerstone of their mission. Traditional zinc anodes can contain cadmium, a metal that poses risks to aquatic ecosystems. Martyr actively advocates for the adoption of aluminum and magnesium alternatives that deliver equal or superior protection while minimizing harm to marine environments — embodying the brand&rsquo;s philosophy of &ldquo;Protect your boat, protect our waters.&rdquo; With over 1,000 anode types available and a catalog that fits virtually every major marine engine and boat model, Martyr remains one of the most comprehensive and trusted sources for marine corrosion protection in the world.</p>

Part Number

CM984547M
06/03/2036 8:36 AM
Sale Price

$20.70

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Product Details

The Martyr Anodes CM984547M is a direct replacement sacrificial anode designed specifically for BRP (OMC/Johnson/Evinrude) outboard motors. This precision-engineered anode provides critical corrosion protection for your outboard's lower unit and underwater metal components by sacrificing itself to prevent galvanic corrosion damage.

Key Features:

  • Direct replacement for OEM part number 984547
  • Available in three metal compositions to match your boating environment
  • Zinc alloy version for saltwater applications
  • Aluminum alloy version for brackish or mixed water conditions
  • Magnesium alloy version for freshwater use
  • Precision-cast to exact OEM specifications for proper fit
  • Manufactured by Martyr, a trusted leader in marine corrosion protection

Sacrificial anodes are essential maintenance items that protect expensive outboard components from destructive galvanic corrosion. Regular inspection and replacement of worn anodes ensures maximum protection and extends the service life of your motor. Always select the anode material appropriate for your water conditions—using the wrong metal type can reduce protection effectiveness.

so far so good

Quick and easy transaction

Great service when calling in to ask technical questions regarding the proper part for my 2006 Winnebago. They shipped quickly and processed the transaction promptly.<br><br>Thanks <br>Jason

so far so good!

Awesome and quick

Good price and free shipping!

Great price, easy to follow menu. I look forward to a speedy delivery!

great

So far so good quick easy order I only hope the shipping is as good as the website.

Easy to order

Best price found quick shipping couldn't be easier will buy again.

Would not take my promo code....

Quick, easy to find cheap parts

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