Startechcom sfp 10 gigabit ethernet 10gbe twinax cable startechcom sfpcmm3m the startechcom sfpcmm3m 3m cisco compatible sfp cable is a fully hot pluggable direct attach cable supporting 10 gigabit ethernet and fibre channel applications connected through small form factor pluggable sfp ports designed for short length high speed interconnects this low power low latency twinax cable is a cost effective alternative to fibre optic cable assemblies it is intended for applications