HomeElectrical, Charging and Starting > Voltage RegulatorStandard Ignition VR-844 Voltage Regulator
Part #: VR-844

Standard Ignition VR-844 Voltage Regulator

95 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$81.54Free Shipping
Free ShippingNo Cost to Continental U.S.
Free Returns*Wrong fit? No cost
60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Mercedes-Benz, G55 AMG, GL550, SLR McLaren, G500, SL55 AMG, E550, R500, CL500, CL55 AMG, CLS500, CLS55 AMG, E500, E55 AMG, S350, S430, S500, S55 AMG, SL500, E320, CLK430, and E430
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST

Reliable Charging System Voltage Regulator for Mercedes-Benz Vehicles

The Standard Ignition VR-844 Charging System Voltage Regulator is designed to maintain optimal voltage levels in your Mercedes-Benz alternator. Engineered for precision, this regulator ensures consistent electrical performance across various Mercedes-Benz models including the CL55 AMG, E500, and SL500.

  • Compatible with multiple Mercedes-Benz models such as CL500, E55 AMG, G500, and S350
  • Flat bracket design for secure alternator mounting
  • Single female round connector for reliable electrical connection
  • Compact dimensions: 108.966 x 70.104 x 37.846 mm (4.29 x 2.76 x 1.49 inches)
  • 12-volt voltage rating suitable for standard charging systems
  • Two male blade terminals for efficient current flow

Product Details and Specifications

The VR-844 voltage regulator from Standard Ignition is built to regulate the alternator output voltage, preventing overcharging or undercharging of the vehicle’s battery. Featuring a flat bracket mounting type, it installs directly on the alternator, providing a secure fit without additional mounting hardware. The regulator includes one female round connector and two male blade terminals, ensuring proper electrical connectivity within the charging system. Its compact size allows for easy integration into the alternator assembly without interference.

Compatible Mercedes-Benz Models and Applications

This voltage regulator is compatible with a wide range of Mercedes-Benz vehicles, including but not limited to the CL55 AMG, CLK430, CLS500, E320, E430, E550, G55 AMG, GL550, R500, S55 AMG, S430, SL55 AMG, and the SLR McLaren. It is specifically designed to meet the electrical requirements of these models, ensuring stable voltage regulation and reliable alternator performance.

Common Issues Addressed by the VR-844 Voltage Regulator

  • Prevents battery overcharging and potential damage
  • Eliminates undercharging that leads to battery drain
  • Resolves erratic electrical system behavior related to voltage fluctuations
  • Reduces alternator overheating caused by voltage irregularities
  • Improves overall charging system reliability in Mercedes-Benz vehicles

Installation Notes and Tips

Installation of the Standard Ignition VR-844 requires removal of the alternator cover to access the mounting location. The flat bracket design allows for straightforward attachment without additional hardware. Ensure the female round connector and male blade terminals are securely connected to avoid electrical issues. This part does not include installation instructions or mounting hardware, so professional installation or reference to a service manual is recommended.

Quality Assurance and Warranty Information

Standard Ignition parts are manufactured to meet or exceed OEM specifications, providing dependable performance and durability. While this product does not include a specific warranty statement, Standard Ignition typically offers coverage against defects in materials and workmanship. For detailed warranty information, consult the product documentation or Standard Ignition’s official resources.

BrandStandard Ignition
Part NumberVR-844
Connector GenderFemale
Connector ShapeRound
ContentsRegulator
Mounting LocationAlternator
Terminal GenderMale
Terminal TypeBlade
Voltage12

This part fits 95 vehicles. Search below:

YearMakeModelSubmodelLitersCylindersFuel TypePositionNotes
2011Mercedes-BenzG55 AMGN/A
2010Mercedes-BenzG55 AMGN/A
2009Mercedes-BenzG55 AMG5.5LV8N/A
2009Mercedes-BenzGL5505.5LV8N/A
2009Mercedes-BenzSLR McLarenN/A
2008Mercedes-BenzG500N/A
2008Mercedes-BenzG55 AMGN/A
2008Mercedes-BenzGL5505.5LV8N/A
2008Mercedes-BenzSL55 AMG5.5LV8N/A
2008Mercedes-BenzSLR McLarenN/A
2007Mercedes-BenzE5504Matic5.5LV8N/A
2007Mercedes-BenzG500N/A
2007Mercedes-BenzG55 AMGN/A
2007Mercedes-BenzR5005.0LV8N/A
2007Mercedes-BenzSL55 AMG5.5LV8N/A
2007Mercedes-BenzSLR McLarenN/A
2006Mercedes-BenzCL5005.0LV8N/A
2006Mercedes-BenzCL55 AMG5.5LV8N/A
2006Mercedes-BenzCLS500N/A
2006Mercedes-BenzCLS55 AMGN/A
2006Mercedes-BenzE500N/A
2006Mercedes-BenzE55 AMG5.5LV8N/A
2006Mercedes-BenzG500N/A
2006Mercedes-BenzG55 AMGN/A
2006Mercedes-BenzR5005.0LV8N/A
2006Mercedes-BenzS3503.7LV6N/A
2006Mercedes-BenzS4304.3LV8N/A
2006Mercedes-BenzS5005.0LV8N/A
2006Mercedes-BenzS55 AMG5.5LV8N/A
2006Mercedes-BenzSL5005.0LV8N/A
2006Mercedes-BenzSL55 AMG5.5LV8N/A
2006Mercedes-BenzSLR McLarenN/A
2005Mercedes-BenzCL5005.0LV8N/A
2005Mercedes-BenzCL55 AMG5.5LV8N/A
2005Mercedes-BenzE320GASN/A
2005Mercedes-BenzE500N/A
2005Mercedes-BenzE55 AMG5.5LV8N/A
2005Mercedes-BenzG500N/A
2005Mercedes-BenzG55 AMGN/A
2005Mercedes-BenzS4304.3LV8N/A
2005Mercedes-BenzS5005.0LV8N/A
2005Mercedes-BenzS55 AMG5.5LV8N/A
2005Mercedes-BenzSL5005.0LV8N/A
2005Mercedes-BenzSL55 AMG5.5LV8N/A
2005Mercedes-BenzSLR McLarenN/A
2004Mercedes-BenzCL5005.0LV8N/A
2004Mercedes-BenzCL55 AMG5.5LV8N/A
2004Mercedes-BenzE3203.2LV6N/A
2004Mercedes-BenzE500N/A
2004Mercedes-BenzE55 AMGN/A
2004Mercedes-BenzG5005.0LV8N/A
2004Mercedes-BenzG55 AMG5.5LV8N/A
2004Mercedes-BenzS4304.3LV8N/A
2004Mercedes-BenzS5005.0LV8N/A
2004Mercedes-BenzS55 AMG5.5LV8N/A
2004Mercedes-BenzSL5005.0LV8N/A
2004Mercedes-BenzSL55 AMG5.5LV8N/A
2003Mercedes-BenzCL5005.0LV8N/A
2003Mercedes-BenzCL55 AMG5.5LV8N/A
2003Mercedes-BenzCLK4304.3LV8N/A
2003Mercedes-BenzE3204Matic3.2LV6N/A
2003Mercedes-BenzE500N/A
2003Mercedes-BenzE55 AMG5.5LV8N/A
2003Mercedes-BenzG5005.0LV8N/A
2003Mercedes-BenzG55 AMG5.5LV8N/A
2003Mercedes-BenzS4304.3LV8N/A
2003Mercedes-BenzS5005.0LV8N/A
2003Mercedes-BenzS55 AMG5.5LV8N/A
2003Mercedes-BenzSL500N/A
2003Mercedes-BenzSL55 AMGN/A
2002Mercedes-BenzCL5005.0LV8N/A
2002Mercedes-BenzCL55 AMG5.5LV8N/A
2002Mercedes-BenzCLK4304.3LV8N/A
2002Mercedes-BenzE4304.3LV8N/A
2002Mercedes-BenzE55 AMG5.5LV8N/A
2002Mercedes-BenzG500N/A
2002Mercedes-BenzS4304.3LV8N/A
2002Mercedes-BenzS5005.0LV8N/A
2002Mercedes-BenzS55 AMG5.5LV8N/A
2001Mercedes-BenzCL5005.0LV8N/A
2001Mercedes-BenzCLK4304.3LV8N/A
2001Mercedes-BenzE4304.3LV8N/A
2001Mercedes-BenzE55 AMG5.5LV8N/A
2001Mercedes-BenzS4304.3LV8N/A
2001Mercedes-BenzS5005.0LV8N/A
2001Mercedes-BenzS55 AMG5.5LV8N/A
2000Mercedes-BenzCLK4304.3LV8N/A
2000Mercedes-BenzE4304.3LV8N/A
2000Mercedes-BenzE55 AMG5.5LV8N/A
2000Mercedes-BenzS4304.3LV8N/A
2000Mercedes-BenzS5005.0LV8N/A
1999Mercedes-BenzCLK4304.3LV8N/A
1999Mercedes-BenzE4304.3LV8N/A
1999Mercedes-BenzE55 AMG5.5LV8N/A
1998Mercedes-BenzE4304.3LV8N/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:

0031542506IGNB10097R2082V30-77-0024VR1142

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