TP-LINK 10-Port Gigabit Desktop Switch with 8-Port PoE+

Gigabit Multi-Mode SFP Module

TP-LINK Part# TL-SM311LM

Modules – SFP (mini-GBIC) - 1.25 Gigabit Ethernet Ethernet Technology - Optical Fiber - 1 Total Number of Ports - 1000Base-SX Network Technology - 50/125 µm, 62.5/125 µm Fiber Optic Cable Standard - ...

Gigabit Single-Mode SFP Module

TP-LINK Part# TL-SM311LS

Modules – SFP (mini-GBIC) - 1.25 Gigabit Ethernet Ethernet Technology - Optical Fiber - 1 Total Number of Ports - Hot-swappable - 1000Base-LX Network Technology - 9/125 µm Fiber Optic Cable Standard - ...

Gigabit Single-Mode WDM Bi-Directional SFP Module

TP-LINK Part# TL-SM321B

Modules – SFP (mini-GBIC) - Gigabit Ethernet - Optical Fiber - 1000Base-BX Network Technology - 9/125 µm Fiber Optic Cable Standard - Single-mode - 1 Total Number of Ports - China - LC - MC220L Gigabit ...