Industrial Ethernet switch in the 10/100 / 1000M modular system equipped with 8x slots, depending on the housing version, dedicated to the installation of advanced hot-swap modules that enable various configurations of RJ45, SFP connectors, ensuring, among others, transmission in supervision and operation of substations, to provide reliable connections between the SCADA system and network controllers, to create CCTV IP monitoring systems, to support communication on wind farms, to monitor environmental parameters in difficult conditions, to implement intelligent applications in industry.