HomeElectrical, Charging and Starting > Voltage RegulatorStandard Ignition VR-846 Voltage Regulator
Part #: VR-846

Standard Ignition VR-846 Voltage Regulator

⚙️ 10 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Mercedes-Benz, CLK550, E350, E550, R63 AMG, and R350
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Reliable Charging System Voltage Regulator for Mercedes-Benz Vehicles

The Standard Ignition VR-846 Charging System Voltage Regulator is designed to maintain optimal voltage levels in your vehicle's alternator system. Engineered for select Mercedes-Benz models, this regulator ensures consistent electrical performance and helps protect your vehicle's battery and electrical components.

  • Connector Gender: Female with 1 oval-shaped connector
  • Terminal Type: 2 male blade terminals for secure electrical connections
  • Compact dimensions: 122.174 x 69.85 x 35.306 mm (4.81 x 2.75 x 1.39 inches)
  • Voltage rating: 12 volts, compatible with standard automotive electrical systems
  • Mounting Location: Designed for alternator installation

Product Details and Specifications

This Standard Ignition VR-846 voltage regulator is specifically engineered for use in Mercedes-Benz models including the CLK550, E350, E550, R63 AMG, and R350. The regulator features a female oval connector and two male blade terminals, providing reliable and secure electrical connections within the charging system. Its compact size allows for easy installation directly on the alternator without requiring additional mounting brackets or hardware, which are not included. The regulator operates at 12 volts, matching the electrical system requirements of the specified Mercedes-Benz vehicles.

Common Applications and Issues Addressed

  • Regulates alternator output voltage to prevent overcharging or undercharging
  • Helps maintain battery health by stabilizing electrical flow
  • Prevents electrical system malfunctions related to voltage irregularities
  • Supports proper function of vehicle electronics and sensors
  • Addresses charging system faults in Mercedes-Benz CLK550, E350, E550, R63 AMG, and R350 models

Installation Notes and Tips

Installation of the VR-846 voltage regulator requires mounting directly on the alternator at the designated location. No additional mounting brackets or hardware are included, so ensure your alternator is compatible with this regulator's mounting style. The oval female connector and male blade terminals should be connected securely to avoid electrical issues. It is recommended to disconnect the battery before installation to prevent electrical shorts. Professional installation is advised if you are unfamiliar with automotive electrical systems.

Quality Assurance and Warranty Information

Standard Ignition parts are manufactured to meet or exceed OEM specifications, ensuring reliable performance and durability. While this product does not include installation instructions or mounting hardware, it is backed by Standard Ignition's quality standards. Please consult the product packaging or Standard Ignition's official resources for warranty details specific to the VR-846 voltage regulator.

BrandStandard Ignition
Part NumberVR-846
Connector GenderFemale
ContentsRegulator
Mounting LocationAlternator
NotesBracket for Ford Rim Mounted Tire Pressure Monitor Sensors
Terminal GenderMale
Terminal TypeBlade
Voltage12

This part fits 10 vehicles. Search below:

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

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

0031546206IGNB10305R2084RAC1102V30-77-1029VR1144

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.