Home » SX440 AVR Generator Regulator Automatic Voltage Control Module 200KW Single 3 Phase AC Brushless Alternator Voltalge Stabilizer SX440 AVR Generator Regulator Automatic Voltage Control Module 200KW Single 3 Phase AC Brushless Alternator Voltalge Stabilizer SX440 AVR Generator Regulator Automatic Voltage Control Module 200KW Single 3 Phase AC Brushless Alternator Voltalge Stabilizer. Sale price : $32.30 Category : Home Improvement