ENET COMPONENTS, INC. SFP-10G-DW-58.98-ENC ENET Arista Compatible SFP-10G-DW-58.98 TAA Compliant Functionally Identical 10GBASE-ER DWDM SFP+ 1558.98nm 40km w/DOM Duplex LC Single-mode Connector - Programmed, Tested, and Supported in the USA, Lifetime