The Siemens 6GK5204-2BC10-2AA3 is a managed Industrial Ethernet (IE) switch from the SCALANCE X series, designed to facilitate reliable and efficient network communication in industrial environments. This model features four 10/100 Mbps RJ45 ports and two 100 Mbps single-mode BFOC ports, enabling versatile connectivity options. It operates on a 24 V DC supply voltage, with a maximum current consumption of 0.265 A and a power loss of 6.36 W, ensuring energy efficiency. The device is housed in a compact enclosure measuring 60 mm in width, 124 mm in depth, and 125 mm in height, with a net weight of 0.78 kg, making it suitable for installations with space constraints. Designed for durability, the 6GK5204-2BC10-2AA3 has an IP30 protection class, indicating resistance to dust ingress, and can operate in ambient temperatures ranging from -40°C to +60°C, accommodating various industrial conditions. It supports multiple network protocols, including Telnet, HTTP, HTTPS, TFTP, FTP, BOOTP, DCP, LLDP, and SNMP (v1, v2, v3), providing flexibility in network management. The device also offers features such as port diagnostics, error statistics, and support for redundancy protocols like Media Redundancy Protocol (MRP), enhancing network reliability. Additionally, it includes an error signaling contact with a set button and supports redundant power supply, further contributing to its robustness in critical applications.