The FL SWITCH LM 4TX/2FX SM ST is an industrial Ethernet switch from Phoenix Contact. It features four 10/100 Mbps RJ45 ports and two 100 Mbps single-mode fiber optic ports with ST connectors. This switch is designed for industrial applications, offering a compact design and robust performance.

Key features include:

Wide temperature range: Operates between -40°C and +70°C, suitable for harsh environments.

Redundancy support: Includes protocols like Rapid Spanning Tree (RSTP) and Fast Ring Detection (FRD) for network reliability.

Management capabilities: Supports web-based management, SNMP, and serial interface for configuration and monitoring.