In Indian households, refrigerators are among the most essential appliances, operating 24 hours a day without interruption. From preserving food to maintaining daily convenience, refrigerators play a critical role in modern living. However, many homeowners underestimate one important factor that directly affects refrigerator performance and longevity—power quality. India’s electricity supply is often inconsistent, characterized by frequent voltage fluctuations, power outages, and sudden surges, particularly in residential areas.