Generator Voltage Regulator

Ensures optimal charging system performance by maintaining consistent voltage output.
34.47 EUR
inc. VAT 21%
In stock 5
Delivery 1 day (23.03.2026)
PN 1986AE0038
Make BOSCH
EAN 4047026542028

This BOSCH Generator Voltage Regulator is designed to precisely control the output voltage of your vehicle's alternator. It plays a critical role in preventing overcharging or undercharging of the battery, ensuring the longevity of your battery and the reliable operation of your vehicle's electrical systems. Proper voltage regulation is essential for all electronic components in your car, from the headlights to the engine control unit. A faulty regulator can lead to a range of issues, including dimming lights, battery warning lights, and potential damage to sensitive electronics. This BOSCH regulator is built to meet stringent quality standards for dependable performance. Installation of this voltage regulator should be performed by a qualified technician. It is a direct replacement part designed to fit specific vehicle applications, ensuring a proper and secure fit. Always verify compatibility with your vehicle's make, model, and year before purchase.

  • Controls alternator output voltage for optimal battery charging.
  • Prevents overcharging and undercharging of the battery.
  • Protects vehicle's electrical components from voltage fluctuations.
  • Ensures consistent power supply to all electronic systems.
  • High-quality construction by BOSCH for reliability.
  • Direct replacement for seamless installation.
  • Part Number: 1 986 AE0 038
Generator model
For a three-phase generator
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