ENET SOLUTIONS SFP-H10GB-CU4M-ENC Cisco Compatible SFP-H10GB-CU4M - Functionally Identical 10GBASE-CU SFP+ Direct-Attach Cable (DAC) Passive 4m - Programmed, Tested, and Supported in The USA Part number:SFP-H10GB-CU4M-ENC Vendor Name:ENET SOLUTIONS, INC. CISCO SFP-H10GB-CU4M COMP 4M SFP+ DAC Cisco Compatible SFP-H10GB-CU4M