- Description
The MARTYR Hamilton Jet Anode (Zinc) – SGHA645Z is a heavy-duty sacrificial anode designed to protect Hamilton Jet propulsion systems from galvanic corrosion. Engineered as a direct replacement for OEM part SGHA645 / 107890, this anode ensures precise fitment and dependable performance in demanding marine environments.
Manufactured from high-purity zinc alloy, it is specifically suited for saltwater applications, providing stable and long-lasting corrosion protection for critical jet drive components.
Key Features
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Material – Zinc (ZN):
✔ Ideal for saltwater use only
✔ Provides stable and predictable cathodic protection -
OEM Compatibility:
✔ Replaces Hamilton Jet part numbers SGHA645 / 107890
✔ MARTYR / Seaguard reference: SGHA645Z -
Application:
✔ Used on Hamilton Jet drives including HM461, HM571 and similar models -
Disc / Plate Design:
✔ Compact, heavy-duty design for external mounting on jet unit
✔ Provides effective surface area for corrosion protection -
Typical Dimensions:
✔ Length: ~3-3/4"
✔ Width: ~2-1/2"
✔ Thickness: ~2"
✔ Mounting hole: 3/8" diameter -
Heavy Weight Construction:
✔ Approx. 3.8 lbs, ensuring extended service life -
MIL-Spec Quality:
✔ Manufactured to marine-grade standards for durability
