Duff CMPNH6Z Zinc Engine Anode | 4Boats

Duff CMPNH6Z zinc engine anode provides sacrificial corrosion protection for inboard engines and drive components in saltwater environments.

• Model: CMPNH6Z
• Material: high‑purity zinc alloy
• Application: inboard engines, prop shafts and gearbox housings
• Mounting: bolt‑on design for standard engine fittings
• Suitable for saltwater (seawater) use; not recommended for freshwater
• Replacement guideline: replace once more than 50% consumed
• Comparable to Martyr Autoprop propeller anode for like‑for‑like replacement

Fit using manufacturer torque settings and inspect anodes at regular service intervals; consult a marine technician to confirm compatibility with your installation.