- To connect copper Ethernet cables to SFP ports use the UF-RJ45-1G in an SFP port for speeds of up to 1 Gbps and distances of up to 100m Specifications - Supported Media: Copper - Connector Type: RJ45 - Data Rate: 10/100/1000 Mbps - Cable Distance: 100m - Operating Temperature: 0C to 70C (32F to 158F)