Frequent voltage fluctuations and high power cuts can affect our appliances and can also leave them permanently damaged. However, the right voltage stabilizer for ACs and other appliances can save your appliances and make them last longer. Microtek EM4090 Automatic Voltage Stabilizer works by stabilizing the utility voltage before it is fed to the connected appliance, so your appliance remains receives only the required voltage. Microtek voltage stabilizer is based on ‘Save Power Technology’ and have many unique features which enable them to give high performance and better reliability during frequent power cuts and voltage fluctuations, ultimately saving you electricity. Microtek is India's ‘most preferred’ and ‘most awarded’ brands, to have launched an entire range of energy efficient automatic voltage stabilizers. Microtek voltage stabilizers come in a range of options for different appliances and their voltage needs. All Microtek products, from stabilizers for air conditioners, to stabilizers for refrigerators and televisions, are manufactured in state-of-the-art manufacturing plants equipped with hi-tech machines in India. Overload Protection : Yes