Advantech SmartFlex, EMEA/LATAM/APAC, 5x Ethernet, PoE PD, Metal, International Power Supply (EU, US, UK, AUS) BB-SR30409125

The SmartFlex SR304 is an industrial cellular router designed for secure Internet connectivity via 4G LTE networks, supporting automatic wireless failover and remote device management. It features a metal enclosure, DIN rail mounting, and dimensions of 55 × 97 × 125 mm with a weight of 375 g. The device operates on 10-60 V DC and supports extended temperature ranges from -40 °C to +75 °C. It includes five Ethernet ports, two of which support PoE PD functionality compliant with IEEE 802.3af-2003 and IEEE 802.3at-2009, providing up to 25.50 W per port. The router has dual SIM slots, GNSS support for GPS, GLONASS, BeiDou, Galileo, and QZSS, two digital inputs, one digital output, a microSD slot, and an optional Wi-Fi module. The system runs on a Linux-based OS with support for OpenVPN, IPsec, and other secure tunneling protocols.