Standard Ignition VR-175 Voltage Regulator

Reliable Charging System Voltage Regulator for Nissan and Isuzu Vehicles

The Standard Ignition VR-175 Charging System Voltage Regulator is designed to maintain optimal voltage levels in your vehicle's electrical system. Compatible with select Nissan and Isuzu models, this regulator ensures consistent alternator performance and electrical stability.

• Connector Gender: Male with 1 rectangular connector
• Terminal Type: 6 male pins for secure electrical connections
• Compact dimensions: 59.69 x 30.48 x 13.97 mm (2.35 x 1.2 x 0.55 inches)
• Voltage rating: 12 volts, suitable for standard automotive electrical systems
• Hardware, instructions, and mounting brackets are not included

Product Details and Specifications

The VR-175 voltage regulator from Standard Ignition is engineered to regulate the output voltage of the alternator, preventing overcharging or undercharging of the battery. Its single male rectangular connector and six male pin terminals provide reliable electrical contact, ensuring stable voltage control. The compact size allows for easy integration into the charging system of Nissan models such as the 720, 810, I-Mark, Maxima, and Sentra, as well as compatible Isuzu vehicles. This part operates at 12 volts, matching the standard automotive electrical system requirements.

Compatible Vehicles and Common Applications

This voltage regulator is compatible with the following makes and models:

• Nissan 720 and 810 trucks
• Nissan I-Mark compact cars
• Nissan Maxima sedans
• Nissan Sentra models
• Various Isuzu vehicles requiring a 12V charging system regulator

It is commonly used to address issues such as:

• Fluctuating or inconsistent dashboard voltage readings
• Battery overcharging or premature battery failure
• Dim or flickering headlights and electrical accessories
• Alternator output voltage irregularities
• Electrical system instability during engine operation

Installation Notes and Tips

Installation of the Standard Ignition VR-175 voltage regulator requires basic electrical knowledge and proper safety precautions. Since hardware and mounting brackets are not included, retain the original mounting components or source compatible hardware. Ensure the male rectangular connector and six-pin terminals align correctly with the vehicle’s wiring harness. It is recommended to disconnect the battery before installation to prevent electrical shorts. Consult the vehicle’s service manual for specific wiring diagrams and torque specifications.

Quality Assurance and Warranty Information

Standard Ignition parts are manufactured to meet or exceed OEM specifications for fit, form, and function. The VR-175 voltage regulator undergoes rigorous quality control to ensure reliable performance in Nissan and Isuzu charging systems. While hardware and instructions are not included, the part is backed by Standard Ignition’s limited warranty against defects in materials and workmanship. Refer to the warranty documentation for detailed terms and conditions.