The utility model belongs to the technical field of safety protection, a electric alarm is stopped to intelligence is disclosed, being provided with the casing, there is microprocessor the inside of casing through bolt fixed mounting, and the outside of casing is provided with voltage transformer, and voltage transformer's signal output part passes through the wire and is connected with the microprocessor electricity, there is signal transmitter the upper end of casing through bolt fixed mounting, and the outside of casing is provided with receiving terminal, signal transmitter and receiving terminal wireless connection are connected to microprocessor's signal output part and signal transmitter electricity. Detect power supply system through voltage transformer, take place to have a powerfailure with the condition of incoming telegram under, voltage transformer is with signal transmission to the microprocessor who detects, send alarm signal, realization acousto -optic warning throughmicroprocessor to alarm device, send alarm instruction to signal transmitter simultaneously, realize stopping the power transmission through receiving terminal and remind.