Black Box Industrial Ethernet Switch - Extreme Temperature, 6-PortReliable and scalable. The very reliable LGH1000 Industrial Ethernet Switch, (4) 10 100 1000 Mbps, (2) GE SFP, is designed for the far edges of your network. Use it in cold, dirty, indoor environments with temperature extremes of 40 to +70C, such as loading docks or monitoring stations. This rugged switch comes in an IP31 rated enclosure that can be DIN rail or wall mounted. The 100 1000Base X Ethernet SFP ports give you networking flexibility and