Features 1、The product is featured with generator voltage regulation and low speed protection function. 2、High voltage stability and over voltage protection function and adjustable voltage range is ensured. 3、The voltage is automatically adjusted to meet your needs. 4、High-quality electronic component ensures stable performance. 5、The Automatic Voltage Regulator (AVR) is an advanced electronic component that provides control of the generator's output voltage. Specification Item Type: R450T automatic voltage regulator Model: R450T Technical Parameters Detection Input Voltage: voltage 95-480V AC Power Input Voltage: 40-150VAC three-phase Single-phase two-wire with jumper tuning option Magnetic Field Output: Maximum 160V DC power supply maximum 10A when voltage 120VAC input Pressure Regulation Accuracy: <±0.5%RMS (the engine speed changes within 4%) Size: Approx. 20.4 x 14.2 x 5 cm / 0.8 x 0.6 x 0.2in The main function: Generator voltage regulation Low speed protection function High voltage stability Over voltage protection function Adjustable voltage range 50Hz 60Hz adjustable Package List 1 x Automatic Voltage Regulator 1 x User Manual