Stamford AVR SX460 – Automatic Voltage Regulator (AVR) is a precision electronic module designed to stabilize and control the output voltage of alternators in diesel and gas generators. This critical spare part ensures consistent power quality even as load and engine speed change, making it ideal for industrial, commercial and standby generator applications.

Where It Is Used

Diesel and gas gensets with Stamford alternators
Industrial power generation systems
Backup power installations
Commercial and construction site generators
OEM and replacement parts for alternator excitation systems

Key Functions & Features

Automatic voltage regulation to maintain steady output under varying loads
Closed‑loop control using stator and exciter field sensing
Under‑speed & sensing loss protection for safer operation
Load compensation to stabilize voltage during load changes
Fine adjustment capability with external trimmer options for precision regulation
Reliable performance with +/-1% voltage regulation accuracy
Designed for brushless generator alternators and compatible Stamford units