Ethernet switches for factory automation and mobile machines are specialized networking devices designed for industrial applications. Brands like Hirschmann (Germany, part of Belden Inc.), Phoenix Contact (Germany), and Siemens (Germany) are prominent in this sector. These switches cater to industries such as manufacturing, robotics, and heavy machinery, offering ruggedized, high-performance solutions with features like fast redundancy protocols (e.g., PRP, HSR), PoE support, and resistance to harsh environments (temperature, vibration). Key products include managed/unmanaged switches, such as Hirschmann's OCTOPUS or Phoenix Contact's FL SWITCH series, ensuring reliable real-time communication for Industry 4.0 and IoT-driven automation.