Standard Ignition VR-846 Voltage Regulator

Brand Standard Ignition VR-846
Connector Gender Female
Contents Regulator
Mounting Location Alternator
Notes Bracket for Ford Rim Mounted Tire Pressure Monitor Sensors
Terminal Gender Male
Terminal Type Blade
Voltage 12
Fits Mercedes-Benz · 10 vehicles

Voltage regulation. Keeps charging output steady at 12 volts.

Female connector. Uses a single oval connector for a clean electrical connection.

Blade terminals. Features two male blade terminals for secure attachment.

Cross-references Standard Ignition VR-846, 0031544406 and IGNB10305 for the same application. See all 5.

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Charging System Voltage Regulator for Mercedes-Benz

Standard Ignition VR-846 is a 12-volt charging system voltage regulator for alternator-mounted applications. It features a female oval connector, two male blade terminals, and a compact regulator-only design for direct replacement service on select Mercedes-Benz models.

Key Features

  • Charging system voltage regulator for alternator mounting
  • 12-volt electrical system application
  • Female oval connector with 2 male blade terminals
  • Compact dimensions: 4.81 x 2.75 x 1.39 in. (122.174 x 69.85 x 35.306 mm)
  • Regulator only; mounting bracket(s), hardware, and instructions are not included
  • Standard Ignition VR-846 cross-references to 0031544406, INGB10305, R2084, and VR1144

Detailed Description

Standard Ignition VR-846 is built for charging system service where the voltage regulator is mounted at the alternator. It is a direct-fit replacement for select Mercedes-Benz applications, including 2006-2009 Mercedes-Benz E350, 2007 Mercedes-Benz E550, 2007 Mercedes-Benz R63 AMG, 2006 Mercedes-Benz R350, and 2007-2009 Mercedes-Benz CLK550. If you are servicing a Mercedes-Benz E350 charging system or replacing a Mercedes-Benz alternator voltage regulator, this part number provides the specified connector style and terminal layout for the listed vehicles.

This part cross-references 0031544406 and VR1144 for the same application.

What It Helps Resolve

  • Charging voltage that is too high or too low
  • Battery warning light or charging system warning
  • Intermittent alternator output
  • Electrical instability caused by regulator failure
  • Starting or battery drain concerns related to charging control

Installation Notes and Tips

  • Verify alternator mounting location and connector shape before installation.
  • Confirm the vehicle uses a 12-volt charging system and the listed terminal configuration.
  • Inspect the alternator, wiring, and battery condition during replacement to avoid repeat failures.
  • Transfer any required vehicle-specific brackets or related components from the original assembly if applicable, since bracket(s) are not included.

Quality Assurance

Standard Ignition replacement electrical components are built for service on specified vehicle applications and are identified by OE-style part numbering for accurate matching.

This part fits 10 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelSubmodelLitersCylindersPositionNotes
2009Mercedes-BenzCLK5505.5LV8N/A
2009Mercedes-BenzE350N/A
2008Mercedes-BenzCLK5505.5LV8N/A
2008Mercedes-BenzE350N/A
2007Mercedes-BenzCLK5505.5LV8N/A
2007Mercedes-BenzE350N/A
2007Mercedes-BenzE550Base5.5LV8N/A
2007Mercedes-BenzR63 AMGN/A
2006Mercedes-BenzE350N/A
2006Mercedes-BenzR3503.5LV6N/A
Directly replaces or cross-references 5 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Standard Ignition — VR-8460031544406IGNB10305R2084VR1144