3COM 3CSFP91 Genuine 1000Base-SX SFP Transceiver Mini GBIC MMF 850nm 550m

ProLabs 3CSFP91-C 1000Base-SX Transceiver Module 3Com 3CSFP91 Compatible Module

Fiberstore FS SFP 1G-LX-31 1000Base 1310nm 10km SFP Transceiver Module - New

Arista Network Compatible SFP-1G-LX XVR-00006-02 1GE 1310nm SMF 10km.

Lot 3x 3Com 1000BASE-T SFP Transceiver 3Com 3CSFP93

1.25G RJ45 SFP Module Gigabit Copper Transceiver 100m Cat5e Cat6

3COM - 3CSFP91 1000 Base Transceiver

3Com 3CSFP81 850nm Multi-Mode SFP (Qty 5)