Dell SFP-1G-T FCLF8521P2BTL-DL 0XTY28 RJ45 1000Base-T 100m module Sealed NOS

Dell SFP-1G-T FCLF8521P2BTL-DL 0XTY28 SFP-T 1GE RJ45 1000Base-T 100m module

300m SFP+ 10G-SR 850 nm multimode transceiver module.

Dell SFP-1G-T FCLF8521P2BTL-DL 0XTY28 SFP-T 1GE RJ45 1000Base-T 100m transceiver

Dell SFP-1G-T FCLF8521P2BTL-DL 0XTY28 SFP-T 1GE RJ45 1000Base-T 100m module

Genuine Cisco SFP-GE-S 1000BASE-SX 1G SFP 10-2143-01 Gbic Transceiver 1GE

Cisco SFP-10G-SR-S 10GBASE-SR SFP+ Transceiver Module 10GbE 850nm MMF LC - 20pcs

Cisco 10GB SFP+ Transceiver FET-10G