NEMA® is a registered trademark of National Electrical Manufacturers Association.
It can protect against power surges that commonly affect households from external sources, such as indirect lightning strikes, grid switching, and power outages, or from internal sources, like from air conditioners, refrigerators, and washers and dryers switching on or off. The integrated 15 amp resettable circuit breaker is designed to instantly react to catastrophic events and overloads to protect users and equipment. It is especially useful for sensitive equipment that have microprocessors and circuit boards..