Moxa EDS-305 is a smart Ethernet switch that provides an economical solution for your Ethernet connections. It has a built-in smart alarm function that helps system maintainers monitor the health of your Ethernet network. The EDS-305 has a wide operating temperature range of -40 to 75°C, and is designed to withstand a high degree of vibration and shock. The rugged hardware design makes either model perfect for ensuring that your Ethernet equipment can withstand critical industrial applications, and complies with FCC and CE Standards.