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VOLVO ANODE 3855411
Description
Volvo Aluminum Anode 3855411 CM3855411A — Cathodic Protection for Marine Transmissions
The aluminum anode ref. 3855411 is a cathodic protection component designed specifically for Volvo Penta and OMC marine propulsion systems. Its function is to protect the submerged metal surfaces of the aft tail against galvanic corrosion, sacrificing itself electrochemically in the saline environment. This anode ensures the structural integrity of the aluminum and steel components of the marine transmission, preventing oxidation damage in salt water.
Marine Engine Compatibility
Compatible Volvo Engines
| Series | Models |
|---|---|
| DP Series | DP-S, DP-S1, DP-SM, DP-SMTD, DP-SMTD1, DP-SMTD3 |
| TSK Series | TSK SX-C, TSK SX-C1, TSK SX-C1AC, TSK SX-C2AC, TSK SX-CLT1, TSK SX-M, TSK SX-MAC, TSK SX-MACLT, TSK SX-MBAC, TSK SX-MDA, TSK SX-MDB, TSK SX-MDC, TSK SX-MHP, TSK SX-MLT, TSK SX-R, TSK SX-R1, TSK SX-R2 |
| SX Series | SX-C, SX-C1, SX-C2, SX-CT, SX-CT1, SX-CT2, SX-M, SX-M1, SX-MTD, SX-MTD3, SX-RT1, SX-RT2 |
Equivalent manufacturer part numbers
| Manufacturer/Brand | Reference/Part Number |
|---|---|
| Volvo | 3855411, 3863193 |
| OMC | 3853818, 3854866, 3855411 |
Anode technical characteristics
This sacrificial anode works through galvanic cathodic protection, establishing an electrochemical potential difference that displaces corrosion from the structural components of the transmission to the anode itself. It is made of high-purity aluminum, a material selected for its controlled consumption rate and its effectiveness in salt water. Compatible with 35 models of Volvo Penta engines belonging to the DP, TSK and SX series, it covers the main fixed and retractable propulsion applications in recreational and professional boats.
Installation and maintenance
The anode is mounted directly on the transom and should be inspected periodically, especially after heavy saltwater sailing seasons. A significantly worn anode loses effectiveness, so its preventive replacement is recommended when it shows wear greater than 50% of its volume.
? Related Volvo Penta Spare Parts
If you are maintaining or repairing your Volvo Penta engine, these spare parts may also interest you:
- Volvo Rubber Gasket 3852560Category: Transom SX Volvo Penta
- Cardan Autolubrication Cross Joint 75832T1Category: Superior SX Volvo Penta Exploded View
- Volvo O-Ring 3852045Category: Upper Explosion SX-A DPS-A DPS-B Volvo Penta
- Volvo O-Ring 3852865Category: Volvo Penta XDP Tail Explosion
- Volvo Sx-a Lower Gasket Kit 3888821Category: Lower Exploded View SX-A Volvo Penta
