The utility model relates to a set of power supply connection equipment, which comprises the following components: an electrical connector, a housing which is connected with the electrical connector, and at least one socket equipped on the housing. The power supply connection equipment further comprises the following components: a modulating/demodulating module which has one end connected with the electrical connector and is used for receiving a signal transmitted through a power line and extracting a control signal; a control module which is connected with at least one socket and is used for switching on/off the socket according to the control signal; and a data acquisition module which is connected with at least one socket and is used for acquiring switching on/off state and operation parameter of the socket. The modulating/demodulating module receives data which are acquired by the data acquisition module, and transmits modulated data which are acquired by the data acquisition module. The power supply connection equipment provided by the utility model can realize remote monitoring on state of the power supply connection equipment, and can perform remote control on the power supply connection equipment.