The invention relates to an intelligent signal transceiver for outdoor application, which comprises a cabinet body, a cabinet door, a power generation mechanism, a mounting mechanism and a central control mechanism, wherein the mounting mechanism comprises a fixing seat and two clamping plates, connection supports are arranged on the clamping plates, and one connection support is provided with a mounting rod and a mounting block; the central control mechanism comprises a central control module, a motor control module, a wireless communication module, an electric energy conversion module, a speech control module, a display control module, a button control module, a state indicating module and a working power supply module; and the working power supply module comprises a working power supply circuit. In the intelligent signal transceiver for outdoor application, flexible mounting of the signal transceiver is realized through the mounting mechanism, and the practicability of the signal transceiver is improved; and in the working power supply circuit, real-time monitoring can be carried out on output voltage, the potential of a battery can be monitored in real time, a charging protection function is thus realized, and the working reliability of the signal transceiver is improved.