TNR-XK type signal multi-function lightning protection socket is suitable for computer, cable TV, telephone, fax machine and other household appliances and business office places. The integrated design of integrated lightning protection protection is convenient and simple, and can be compatible with many kinds of electric appliances. TNR-XK lightning protection socket each socket has a switch control, convenient operation and the socket design has anti electric shock opening device. Integrated telephone, network, cable TV, power lightning protection design to provide users with a full range of lightning protection.