3860082 Alternator | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta alternator from the Alternator, Charging, Electric Motor and Electric Drives group, weighing 5.375 kg and listed for 40 applications. At over 5 kg it is one of the heavier bolt-on assemblies in this range.

🚤 Compatibility

Full model list at the end of this description.

⚙️ Key Features

• 5.375 kg
• 40 applications
• Alternator, charging and electric drives group

🔌 Function

Converts engine power into electrical output, charging the batteries and supplying the boat's loads while the engine is running.

⚠️ Common Signs of Failure

• Batteries flat or persistently under-charged
• Charge warning light on, flickering or slow to go out
• Squeal, growl or rumble from the alternator bearings
• Burning smell, or the body running unusually hot
• Charge output falling away as the engine warms up

🛠️ Service Notes

• Check the belt, brackets and all charging cable connections before condemning the alternator - a corroded connection mimics a failed unit
• Voltage regulator 3858879 is the separate regulator listed for DPX drives in this range
• Isolate the battery before disconnecting the alternator, and confirm charge voltage at the battery after fitting

🔄 Supersession & Cross Reference

Aftermarket / Verified Equivalents

• Recmar: REC3860082

📦 Condition

• Genuine Volvo Penta part
• Brand new
• Supplied in original or equivalent packaging

🔎 Full Model Compatibility

Typically suits:

• Volvo Penta 7.4GiPEFS, 7.4GSiPEFS, 5.7GSiI-A, 5.7GSiPEFS, 5.7GXi-A, 5.7GXi-B, 5.7GXi-C, 5.7GXi-CF, 5.7GXiI-A, 5.7GXiI-B, 5.7GXiI-C, 5.7OSi-A, 5.7OSi-AF, 5.7OSXi-A, 5.7OSXi-AF, 5.7Gi-A, 5.7Gi-B, 5.7Gi-BF, 5.7GiI-A, 5.7GiI-B, 5.0GiPEFS, 5.0GXi-A, 5.0GXi-B, 5.0GXi-BF, 5.0OSi-B, 4.3GIPEFS, 4.3GXi-A, 4.3GXi-B, 4.3GXi-BF, 4.3OSi-BF, 4.3OSi-B, 3.0GSM-A, 3.0GSM-B, 3.0GSM-C, 3.0GSMEFS, 3.0GSP-A, 3.0GSP-B, 3.0GSP-C, 3.0GSPEFS, 8.2GSiPEFS