HMDDA Mini Diver's Anode – Aluminum Sacrificial Hull Anode
HMDDA Mini Diver's Anode – Aluminum Sacrificial Hull Anode
Infographic highlighting the superiority of aluminum anodes with benefits listed.
Comparison chart between Aluminum and Zinc for water types and properties
Diagram showing an anode wear indicator on an anode with text about replacing it.
Diagram explaining how anodes work to prevent galvanic corrosion damage on boats.

HMDDA Mini Diver's Anode – Aluminum Sacrificial Hull Anode

$17.47 Sale

Protect your boat's underwater metals from galvanic corrosion with the HMDDA Mini Diver's Anode. Manufactured from Performance Metals Navalloy® aluminum alloy, this compact marine anode delivers dependable corrosion protection in saltwater, brackish water, and freshwater environments.

Designed as a replacement for ZHC-4 zinc anodes, the HMDDA provides the advantages of modern aluminum anode technology while featuring the exclusive patented Red Spot wear indicator for easy inspection and maintenance.

Key Features

  • Replaces ZHC-4 zinc anodes

  • Helps protect underwater metals from galvanic corrosion

  • Manufactured from Navalloy® aluminum alloy to MIL-DTL-24779 specifications

  • Suitable for use in saltwater, brackish water, and freshwater

  • Features the patented Red Spot wear indicator

  • Compact, high-capacity design for reliable corrosion protection

  • Ideal for hull and underwater hardware protection

  • Important: Do not mix aluminum and zinc anodes on the same vessel. For best corrosion protection, use the same anode material throughout your anode system.

Specifications

  • Material: Navalloy® Aluminum Alloy

  • Application: Mini Diver's Anode

  • Weight: 1.1 lbs (0.5 kg)

  • Zinc Equivalent Weight (ZEW): 2.9 lbs (1.3 kg)

  • Water Compatibility: Salt, Brackish, and Fresh Water

Includes

  • HMDDA Mini Diver's Anode