
1) Consumer electronic
Found on
https://www.crosswordclues.com/clue/surge-protector

A surge protector (or surge suppressor) is an appliance designed to protect electrical devices from voltage spikes. A surge protector attempts to limit the voltage supplied to an electric device by either blocking or by shorting to ground any unwanted voltages above a safe threshold. This article primarily discusses specifications and components r...
Found on
http://en.wikipedia.org/wiki/Surge_protector

surge suppressor, surge protector A component that responds to the rate of change of an electrical current or voltage in order to prevent damage from a sudden fluctuation in electrical power; especially, a large increase above a predetermined value; often used to protect computer systems and other electronic equipment.
Found on
http://www.wordinfo.info/words/index/info/view_unit/1749/7

A device for protecting electronic equipment from damaging voltage levels sometimes occurring in electrical transients. See also: Volt.
Found on
https://www.encyclo.co.uk/local/20687

a small device to protect a computer, telephone, television set, or the like from damage by high-voltage electrical surges.
Found on
https://www.infoplease.com/dictionary/surge-protector
No exact match found.