TP-Link TL-SM311LM Gigabit Multi-Mode LC SFP Module 1.25Gbps

Extend Your Network with Fibre Efficiency

The TP-Link TL-SM311LM SFP Module is the perfect solution for expanding your LAN across longer distances without compromising speed or reliability. Designed for use with TP-Link managed or smart switches, this multi-mode module supports high-performance network connections over fibre, delivering up to 1.25Gbps data transfer rates for seamless connectivity.

Whether your business requires network extension across multiple floors, buildings, or campuses, the TL-SM311LM ensures robust and stable connections while keeping deployment costs low.

Key Features & Benefits

✅ High-Speed Connectivity – 1.25Gbps data rate supports high-bandwidth applications and smooth network traffic.
✅ Multi-Mode Fibre Compatibility – Works with 50/125µm or 62.5/125µm multi-mode cables.
✅ Extended Reach – Transmit up to 550 meters, perfect for LAN expansion in offices, campuses, or enterprise environments.
✅ Compact LC/UPC Port – Easy integration into existing network infrastructure.
✅ Standard Compliant – IEEE 802.3z, CSMA/CD, TCP/IP protocols ensure reliable and stable connections.
✅ Low Power Consumption – Operates at 3.3V for energy-efficient networking.
✅ Certified Safe – FCC and CE compliant for peace of mind.

Technical Specifications

• Standards & Protocols: IEEE 802.3z, CSMA/CD, TCP/IP

• Data Rate: 1.25Gbps

• Wavelength: 850nm

• Fibre Type: Multi-mode 50/125µm or 62.5/125µm

• Max Cable Length: 550 meters

• Port Type: LC/UPC

• Power Supply: 3.3V

• Dimensions: 2.2 x 0.5 x 0.5 in (55.4 x 13.7 x 12.9 mm)

• Certifications: FCC, CE

Package Contents

• 1x TL-SM311LM SFP Module

• 1x Installation Guide

Why Choose the TL-SM311LM?

The TP-Link TL-SM311LM is ideal for businesses and IT professionals who need to extend their network reliably over fibre. Its multi-mode support, long-distance reach, and high-speed 1.25Gbps connectivity make it an excellent choice for enterprise LAN expansions, data centres, or campus networks. Compact, efficient, and easy to deploy, this SFP module helps future-proof your infrastructure without breaking the budget.