SEI Zinc Anode (Mercury Compatible)
The SEI Zinc Anode is a marine protection part specifically designed for Mercury Outboard Motors, replacing the original OE# 880653. It is made from a high-purity alloy as a sacrificial anode to protect the metal components of the engine and lower unit from galvanic corrosion in saltwater.
Zinc Anode Advantages and Features
- Galvanic Corrosion Protection: Protects the engine by sacrificing itself to prevent corrosion of the aluminum lower unit.
- High-Purity Alloy: Cast from high-purity zinc or aluminum alloys that comply with international marine standards.
- Perfect Geometric Fit: Features precise dimensions for direct compatibility with original mounting slots and screw holes.
Technical Specifications
| Brand | SEI (Aftermarket / Replacement) |
| OEM Reference Number | 880653 |
| Compatible Systems | Mercury Outboard Motors |
| Product Group | Cathodic Corrosion Protection (Anodes) |
Application Area and Usage
For boats operating in saltwater or brackish water conditions, the anode must be replaced when 50% of its volume has eroded, as its corrosion protection will be weakened.
Maintenance and Installation Recommendations
Anodes should never be painted, sanded, or greased. To ensure full electrical contact, old oxides on the mounting surface should be cleaned with sandpaper.
Frequently Asked Questions
What is the difference between a zinc anode and an aluminum anode?
Zinc anodes provide more effective protection in saltwater, while aluminum anodes are better for fresh and mixed water. Incorrect material selection leads to insufficient protection.
Which OEM number is this zinc anode equivalent to?
This product is an aftermarket replacement that is fully compatible with the original part. It replaces the original Mercury part with OE# 880653.
Related Products and Categories
- Anode Products
- Gear Oil Products
- Seal Products
- Impeller Products
- Mercury Products
- Mercury Spare Parts
- Inboard Engine Products
Is This the Right Product for Your Boat?
Share your engine brand, model, and lower unit serial number with the Clever Marin team, and we will confirm together that the SEI Zinc Anode model will be 100% compatible with your boat.
Delivery Information
Your orders are dispatched within an average of 28 business days. Free shipping on orders of 5000 TL and above.
Return Policy
You can return the products you purchased unconditionally within 14 days, provided they are unused and in their original packaging. You can contact us through our Customer Service page for return processes.