Vemo V30-77-0024 Voltage Regulator

Charging System Voltage Regulator Overview

The Vemo V30-77-0024 is a charging system voltage regulator for select Mercedes-Benz and Audi applications. It is specified with a 14.5 V output and a 14 mm slipring description, making it a focused replacement for alternator charging control in vehicles such as the Mercedes-Benz E500, S500, and G55 AMG.

VEMO is the product line used by Vemo for electrical and charging system components, including regulator applications that match OE-style service needs. This part number, V30-77-0024, is listed for multiple OE cross-references and vehicle-specific fitments.

• Charging system voltage regulator for alternator/generator applications
• 14.5 V voltage specification
• Slipring 14 mm description noted in fitment data
• Compact dimensions: 100 mm length, 75 mm width, 40 mm height
• Lightweight design at 0.072 kg
• Fits select Mercedes-Benz and Audi models from 2000-2011

Fitment Details

• Fits 2003-2011 Mercedes-Benz G55 AMG, N/A
• Fits 2005-2009 Mercedes-Benz SLR McLaren, N/A
• Fits 2002-2008 Mercedes-Benz G500, N/A
• Fits 2003-2008 Mercedes-Benz SL55 AMG, N/A
• Fits 2007 Mercedes-Benz E550, N/A
• Fits 2006-2007 Mercedes-Benz R500, N/A
• Fits 2003-2006 Mercedes-Benz CL55 AMG, N/A
• Fits 2006 Mercedes-Benz CLS500, N/A
• Fits 2006 Mercedes-Benz CLS55 AMG, N/A
• Fits 2003-2006 Mercedes-Benz E500, N/A
• Fits 2003-2006 Mercedes-Benz E55 AMG, N/A
• Fits 2006 Mercedes-Benz S350, N/A
• Fits 2006 Mercedes-Benz S430, N/A
• Fits 2003-2006 Mercedes-Benz S55 AMG, N/A
• Fits 2003-2006 Mercedes-Benz SL500, N/A
• Fits 2003-2005 Mercedes-Benz E320, N/A
• Fits 2005 Mercedes-Benz S430, N/A
• Fits 2003 Audi RS6, N/A
• Fits 2002-2003 Mercedes-Benz CLK430, N/A
• Fits 2000-2003 Mercedes-Benz S500, N/A
• Fits 2002 Mercedes-Benz E430, N/A

What This Part Helps Resolve

• Unstable charging voltage from a failing alternator regulator
• Battery warning lights related to charging control faults
• Overcharging or undercharging conditions in the electrical system
• Intermittent electrical performance caused by regulator wear
• Charging issues on Mercedes-Benz E500, S500, and G55 AMG applications

Installation Notes and Tips

Verify alternator and regulator specifications before installation, including the 14.5 V rating and slipring details listed for the application. Confirm the OE number 077903803A or a listed interchange reference before ordering, especially on Mercedes-Benz and Audi charging system repairs. This part cross-references Bosch (e.g., F00M144138, F00M145339) for the same application.

Quality Assurance

Vemo V30-77-0024 is cataloged as an aftermarket charging system voltage regulator with application-specific fitment data and OE reference alignment. The listed dimensions and vehicle coverage support accurate replacement selection for compatible Mercedes-Benz and Audi charging system service.