The Allen-Bradley 1783-BMS20CL is an industrial managed Ethernet switch from the Rockwell Automation Stratix 5700 series, designed for high-performance Ethernet/IP network applications in industrial automation. It features a total of sixteen ports, including twelve Fast Ethernet copper ports, two Gigabit Ethernet combo ports, and two SFP slots for Fast Ethernet fiber connectivity. Powered by an external 24V DC supply, the 1783-BMS20CL provides reliable data communication, flexible network configuration, and robust integration within Ethernet/IP-based control systems.