Voltage Stabilizer 1)CE and ISO Certification 2)AVR: SX460,SX440,AS440,MX321,MX341, R448,R449,R230,YH-8A,YH-12A,etc. Voltage Stabilizer SX440 ... is a half-wave phase-controlled thyristor type Automatic Voltage Regulator(AVR) and forms part of ... msFiled current to 90%80 msMachine volts to 97%300msExternal voltage adjustment+/- 10% with 1 k ohm 1 watt trimmer ...