Fiber channel switching device

The invention provides a fiber channel switching device comprising a shell, wherein a power interface and a switch connected with the same are arranged on an outer surface of the shell, H groups of fiber interfaces are respectively formed on upper and lower sides of a front surface of the shell, and each group of fiber interfaces comprises an optical receiving interface and an optical transmitting interface; 2H switch control switches are arranged between the fiber interfaces on the two sides; an LED state display lamp, a first debugging port and a second debugging port are further arranged on the front surface of the shell, and the debugging ports comprise optical receiving interfaces and optical transmitting interfaces; the shell further internally comprises a channel switching module connected with a control module, and the fiber interfaces and the debugging ports are connected with the channel switching module by a photoelectric conversion module; the control module is further connected with the switch co