... 20581,Introduction:Model: 2058 series Introduction: SY-AVR-2058 generator automatic voltage regulators (AVR) are specifically designed to fit ... control system for genset, accessories for diesel engine and genset control system, e.g. engine controller, water preheater, generator synchronizer, genset controller, power ... by ISO9001:2008 standard. Auto Voltage Regulator For Diesel Generator SY-AVR-2058