TP-Link SM311LM 1000Base-SX Multimode SFP Module (SM311LM) – 550m, Multimode fiber, LC duplex

The TP-Link SM311LM 1000Base-SX Multimode SFP Module is a 1000BASE-SX SFP module for multimode fiber links up to 550m. It connects switches, servers and storage over fiber, extending links well beyond copper distance limits. It uses an LC duplex connector at 850nm.

Plug in, link up.

Longer, Faster Links Over Fiber

Copper Ethernet is limited to around 100 meters, which is not enough between floors, buildings or data centre rows.

The TP-Link SM311LM 1000Base-SX Multimode SFP Module provides 1G over multimode fiber up to 550m, plugging straight into a compatible port.

Optical and Electrical Specifications

Form factor: SFP. Speed: 1G. Media: Multimode fiber. Wavelength: 850nm. Reach: 550m. Connector: LC duplex.

Installation and Compatibility

Insert the module into a matching port until it clicks, then connect the cable. Use matching module types on both ends of the link.

Setup Instructions

How to Install the TP-Link SM311LM 1000Base-SX Multimode SFP Module

1. Check that the host port supports this module type and speed.
2. Remove the dust cap and insert the module until it latches.
3. Connect the fiber or copper cable.
4. Confirm the link LED and port status in the switch or device interface.