Magneto-optical switch with reverse port

The utility model provides a magneto-optical switch with a reverse port, and relates to the technical field of magneto-optical switches, the magneto-optical switch comprises a magneto-optical switch body structure, the magneto-optical switch body structure comprises a magneto-optical switch main body, the rear side of the magneto-optical switch main body is provided with the reverse port, and the reverse port is internally provided with a contact clamping strip. According to the utility model, the protection clamping groove and the protection rubber sheet are arranged, and the protection rubber sheet seals the reverse port, so that dust and moisture are prevented from entering, the problems of oxidation damage caused by contact between the contact clamping strip and the moisture are prevented, and dust is prevented from entering, so that the magneto-optical switch main body is troublesome to clean during use, and the service life of the magneto-optical switch main body is prolonged. According to the magneto-o