943880001Hirschmann Spider 4TX/1FX-SM EEC, SPIDER family is the ideal choice whenever you want to use a simple unmanaged switch to link ETHERNET nodes in a star or linear topology. You can also deploy SPIDER switches as a low-cost port expansion option on managed systems in large networks. Applications include process lines or machine manufacturing, for example printing machines. Fiber port versions support reliable data transfer over long distances and guarantee good communications under extreme conditions in the presence of strong electromagnetic interference. These robust switches are the solution of choice when the application demands high EMC stability and good temperature resistance. IP 30 protection and excellent shock, vibration and temperature resistance ensure that these industrial entry level switches will keep running in harsh environments.