ICP-DAS makes one of the best industrial Ethernet switches available, With 5 10/100 RJ45 ports that auto-negotiate connection speed and duplex type. With a rugged plastic casing; this is the industrial Ethernet connectivity solution you have been looking for. 1.4 Gbps high performance memory bandwidth. Each switch can be mounted on a DIN rail, and is powered by a 24V DV power supply (not included). Power requirements - 10-30VDC, 7W. This 10/100Mbps switch is made to last in harsh environments, even a processing, manufacturing or mining facility. Meets IEEE 802.3 10Base-T, IEEE 802.3u 100Base-T and IEE 802.3x flow control standards.