HomeStandard Ignition VR-561 Voltage Regulator
Part #: VR-561

Standard Ignition VR-561 Voltage Regulator

5 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Lexus and Toyota, LS400, Cressida, and Supra
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Reliable Charging System Voltage Regulator for Lexus and Toyota

The Standard Ignition VR-561 Charging System Voltage Regulator is designed to maintain optimal voltage levels in your vehicle's alternator. Compatible with select Lexus and Toyota models, this regulator ensures consistent electrical performance for your Cressida, LS400, or Supra.

  • Connector Gender: Female with one round connector
  • Dimensions: 88.392 x 58.42 x 33.02 mm (3.48 x 2.3 x 1.3 inches)
  • Terminal Type: Three male blade terminals
  • Mounting Location: Directly on the alternator
  • Voltage Rating: 12 volts
  • No hardware, instructions, or mounting brackets included

Product Details and Specifications

The VR-561 voltage regulator from Standard Ignition is engineered to fit alternators on Lexus and Toyota vehicles, specifically the Cressida, LS400, and Supra models. Featuring a female connector with a single round shape, it connects securely to your vehicle's electrical system. The regulator measures approximately 3.48 by 2.3 by 1.3 inches, making it compact and easy to install on the alternator. It includes three male blade terminals to ensure reliable electrical contact and is rated for 12 volts, matching the standard charging system requirements of these vehicles.

Common Applications and Issues Addressed

  • Regulates alternator output voltage to prevent overcharging
  • Prevents battery drain caused by undercharging
  • Eliminates flickering or dimming dashboard lights
  • Resolves inconsistent electrical system performance
  • Helps maintain proper battery charging in Lexus Cressida, LS400, and Toyota Supra

Installation Notes and Tips

Installation requires mounting the VR-561 voltage regulator directly onto the alternator. Ensure the female round connector aligns properly with the vehicle wiring harness. Since no hardware or instructions are included, refer to your vehicle’s service manual for detailed installation procedures. Verify all blade terminals are securely connected to avoid electrical issues. Disconnect the battery before installation to prevent electrical shorts.

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM specifications for fit and function. The VR-561 voltage regulator undergoes quality control testing to ensure reliable performance in your Lexus or Toyota charging system. Warranty coverage details should be confirmed with the product documentation or supplier.

BrandStandard Ignition
Part NumberVR-561
Connector GenderFemale
Mounting LocationAlternator
Terminal GenderMale
Terminal TypeBlade Terminals
Voltage12

This part fits 5 vehicles. Search below:

YearMakeModelPositionNotes
1992LexusLS400N/A
1992ToyotaCressidaN/A
1992ToyotaSupraN/A
1991LexusLS400N/AFrom 2/91
1991ToyotaCressidaN/AFrom 5/91

* 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:

1V118427-1849277005001029-020188925212R836RAA3107VR309VR951

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