Glossary:Varistor
A Voltage Dependent Resistor or varistor is a device which has a very high resistance until a certain voltage is reached, whereupon its resistance falls sharply. Used for absorbing transient voltage surges in a mains supply.
A Voltage Dependent Resistor or varistor is a device which has a very high resistance until a certain voltage is reached, whereupon its resistance falls sharply. Used for absorbing transient voltage surges in a mains supply.