No Waveform Distortion: Unlike cheaper relay-type AVRs, servo motor AVRs maintain a smooth, clean sine wave ideal for sensitive electronics.Built-in Protection: Equipped with safety triggers to disconnect power during severe over-voltage, under-voltage, or overload conditions.Time-Delay Function: Includes a short delay (usually 3 to 6 seconds) when turned on or after a power cuts. This stops immediate power surge spikes from damaging motorized equipment.