Purchase Qty. Reference FOB Price
5-49 pieces US$48.00
50-99 pieces US$46.00
100+ pieces US$43.00
Product Description
Product Description R438 AVR R438 is a half-wave phase controlled thyristor type Automatic Voltage Regulator and forms part of the excitation system for a brushless generator. In addition to regulating the generator voltage, the AVR circuitry includes under speed and sensing loss protection ...