LED电源装置是铁路行车信号的重要环节，是保证铁路行车安全的重要信号部件，是集恒流驱动、光源转换、故障定位报警为一体的多功能LED信号电源装置，适用于LED信号机。

LED power supply device is an important part of the railway traffic signal, and it is an important signal component for ensuring the safety of the railway traffic. As a multi-functional LED signal power supply device integrating constant current drive, light source conversion, and fault location alarm, it is suitable for LED signal.