... Voltage Regulator, Single Phase Voltage regulator ,power supply, relay, manostat. Transformer, Stabilizer,avr ,svr,fully automatic voltage regulator,alternator regulator,auto ... status of working,unusual and delaying Selectable delay time Build-in transformer:Toroidal transformerNo Additional Waveform DistortionGlobal Voltage Customization* APPLICATIONS:TV-SET ...