... 4)Different type for Selection Automatic Voltage Switch,AVS,Sollatek,Voltage Protector,Power Protector,Power,Power Regulator,Power Stabilizer,Power Inverter,Home Inverter,Automatic Voltage Switcher1) AVS13A: 13A ... minutes of the supply returning and remaining within the window. Automatic Voltage Switch(AVS)//Voltage Protector