Use industrial-standard network cables such as Cat5e and Cat6 to connect the switch to various terminal devices such as sensors, controllers, PLCs, and higher-level network devices such as routers and firewalls. This gives you the flexibility to build powerful and secure networks, even in harsh environments: copper and FO ports, as well as redundancy. It has been 20 years since the first Power over Ethernet (PoE) standard was ratified by IEEE. 3af, this first standard provides up to 15. With this standardization, PoE quickly gained popularity, as it enabled a reduction in infrastructure costs, simpler. Managed switches offer essential features like VLANs, redundancy protocols, and traffic monitoring that unmanaged switches simply cannot provide, making them the preferred choice as industrial networks scale and security demands grow. Single Pair Ethernet (SPE) technology reduces cabling complexity. With the Industrial Ethernet switches from Siemens you can meet your specific challenges in a customized manner – our comprehensive product portfolio always has the right switch for you. Already today, Siemens relies on four-core components to realize the Digital Enterprise: Digital Enterprise. In the IIoT environment, industrial switches are the core devices for network communication, and their correct connection and configuration are crucial to ensuring efficient, stable, and secure operation of the network. Oil rigs, railways, manufacturing plants, and similar applications require industrial-grade network equipment that can tolerate an extended range of temperature, humidity, vibration.