Novel industrial Ethernet switch case

The utility model discloses and relates to the technical field of Ethernet switch cases. The utility model relates to a case, in particular to a novel industrial Ethernet switch case. The case comprises a case body, an air inlet filter box, an air outlet filter box and a sealing protection cover, an air inlet filter box is mounted at the left end of the case body; an air inlet filter box and an air outlet filter box are respectively arranged at the left end and the right end of a case body; a fan is connected to the air pipe; wind flows to the right end from the left end of the case body to take away heat; the heat dissipation performance of the case body is improved; a plurality of groups of filtering cotton strips which are sequentially arranged up and down are arranged in the air inletfiltering box, a good filtering effect is achieved, it is guaranteed that air entering the case body does not contain impurities, the filtering cotton layer is arranged in the lower end of the air outlet filtering box, the fi