Fiber channel auto -change over device

The utility model provides a fiber channel auto -change over device, including the casing, be equipped with power source and rather than continuous switch, be equipped with H group optical fiber interface respectively in both sides from top to bottom at the casing front surface on the casing surface, an interface and a light interface are all received including light to every group optical fiber interface, set up a 2H switching control switch between the optical fiber interface of both sides, still be equipped with LED status display lamp, first debugging port and second debugging port on the casing front surface, an interface and a light interface are all received including light to above -mentioned debugging port, include the channel switching module that is connected with control module in the casing, above -mentioned each optical fiber interface and debugging port all are connected with the channel switching module through the photoelectric conversion module, control module still is connected with switchi