Ceiling air ventilation grille cover with built in fly mesh in 4 inch size (diameter size 4 inch outer frame size 5.5X5.5) for wall and ceiling

Dolphin (Automatic Air Conditioner Protector (AAP) is designed to protect Air Conditioners against the hazards of over-voltage and over-current caused by under-voltage.The fully automatic operation of the protector (AAP) now enables its use at places where ordinary circuit breaker could not be used, because of tripping problems. We Design PRotectors for both type of Air Conditioned (Standard AC and Inverter type AC), must specify in Note section which type of Protectors you want to buy.
Dolphin (AAP) protects against short circuit before it occurs.