Available. The Phoenix Contact PSI-MODEM-3G/ROUTER is an industrial cellular router designed for reliable and secure remote communication in industrial automation applications. Operating across multiple UMTS/GSM frequencies—850, 900, 1800, 1900, and 2100 MHz—it ensures versatile connectivity options. The device features an Ethernet interface supporting 10/100Base-T(X) standards, facilitating seamless integration into existing networks. Security is paramount, with support for IPsec VPN, firewall, and NAT functionalities, along with authentication methods like X.509v3 and PSK. The router offers six digital inputs and four digital outputs, enabling remote monitoring and control of connected devices. Configuration and management are streamlined through a web-based interface, allowing for efficient setup and maintenance. With a compact design measuring 45 mm in width, 99 mm in height, and 114.5 mm in depth, it is suitable for DIN rail mounting, making it ideal for space-constrained environments. The device operates within a wide temperature range of -25°C to 65°C, ensuring reliability in diverse industrial settings. Its robust construction and comprehensive feature set make it a valuable component for enhancing connectivity and control in industrial automation systems.