Valeo 439471 Alternator

Valeo 439471 Alternator for Mercedes-Benz C230

Valeo 439471 is a 12-volt alternator built for charging-system service on select Mercedes-Benz C230 models. It uses an internal fan, internal regulator, clockwise rotation, and a 7-groove pulley to match the OE-style electrical and belt-drive requirements of the application.

As part of the Valeo OE alternator family, this unit is a 100% new replacement with an aluminum housing and a 120-amp amperage rating. It is engineered for drivers looking for a direct-fit alternator for 2003-2005 Mercedes-Benz C230 charging system repair.

Key Features

• 12-volt alternator with 120-amp output
• Internal fan and internal voltage regulator
• Clockwise rotation for the specified application
• 7-groove pulley for belt alignment
• Aluminum housing for OE-style fit and durability
• Valeo OE family replacement, part number 439471

Detailed Description

Valeo 439471 alternator is designed for 2003-2005 Mercedes-Benz C230 models and supports the vehicle’s charging system with OE-style electrical specifications. Valeo has supplied original equipment electrical components since 1923, and this alternator line reflects that background with a focus on consistent voltage control and reduced charging-system voltage drop. The technical number SG12B062 and cross-reference applications help confirm identification during replacement. This part cross-references Bosch 13954 and AL0810N for the same application.

Use Valeo 439471 when replacing a worn or failed alternator on a Mercedes-Benz C230 and you need a 12V, 120A unit with the correct pulley, rotation, and regulator configuration. The part number 439471 is also useful when matching an OE-style charging component by catalog reference.

What It Helps Fix

• Battery warning light caused by alternator output loss
• Low charging voltage at the battery
• Dim lights or electrical instability while driving
• Battery drain after the engine is running
• Charging-system failure on Mercedes-Benz C230 models

Installation Notes and Tips

Confirm the vehicle’s original alternator specifications before installation, including voltage, amperage, pulley groove count, rotation direction, and regulator type. This alternator is listed for Fits 2003-2005 Mercedes-Benz C230, N/A. Verify belt alignment and electrical connector match-up before final assembly. The part number 439471 and technical number SG12B062 can help confirm the correct replacement during ordering and inspection.

Quality Assurance

Valeo is a long-standing supplier of OE electrical systems, and this alternator is part of the Valeo OE family. It is supplied as a 100% new unit, which helps reduce the risk associated with reused internal components in remanufactured alternators.