Cisco 40GBASE-CR4 Passive Copper Cab Cable Network 3 m Copper Wi QSFP-H40G-CU3M=
Cisco SFP Copper Twinax Cable Direct attach cable SFP to SFP SFP-H10GB-CU2M=
Cisco SFP+ Copper Twinax Cable Direct attach cable SFP+ to SFP+ SFP-H10GB-CU1M=