The DN-651138 is a 16 Port RJ45 10/100/1000Mbps Gigabit Ethernet Industrial Switch + 2 Port 1000Mbps BASE-FX. The industrial switch operates in temperatures between -40~80 and its robust design allows it to adapt to all types of harsh environments. The switch can be easily installed on a DIN rail. The wide temperature range, IP40-class enclosure and LED display make the DN-651138 an industrial-grade plug and play device that offers users a reliable and convenient solution for networking their Ethernet devices.