TP-Link

TP-Link TL-SM5110-LR 10G-LR SFP+ Transceiver

Name: TP-Link TL-SM5110-LR 10G-LR SFP+ Transceiver
Brand: TP-Link
SKU: TL-SM5110-LR

★★★★★4.5 (46 reviews)

TP-Link 10GBase-LR SFP+ transceiver module delivering 10Gbps single-mode connectivity over distances up to 10km.

$24.99*$39.99Save 37%

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*Price sourced from Amazon.com. Last updated:Jun 04, 2026.Price and availability are subject to change.

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Overview

The TP-Link TL-SM5110-LR is a 10GBase-LR SFP+ transceiver module built for high-speed, long-distance network connections over single-mode fiber. Operating at a 1310nm wavelength and delivering a full 10Gbps data rate, it supports fiber runs of up to 10km using standard 9/125μm single-mode cable with LC duplex connectors. This makes it well-suited for connecting network infrastructure across campus buildings, data center floors, or any environment where the distance exceeds the roughly 300-meter limit of multimode solutions.

The module is designed for easy deployment with hot-pluggable functionality, allowing it to be installed or swapped in a live switch without disrupting other network traffic. SFP+MSA compliance ensures broad interoperability with managed switches and routers from multiple vendors, while DDM (Digital Diagnostic Monitoring) support gives network administrators real-time visibility into operating parameters such as optical transmit and receive power, temperature, and supply voltage. This diagnostic capability simplifies troubleshooting and helps maintain link reliability over time.

Key Features

Single-Mode SFP+ Module, Supports full-duplex

Wavelength: 1310nm. Data Rate: 10Gbps. Port Type: LC Duplex

Max. Cable Length: 10km using 9/125um Single-Mode Fiber

Always keep the protective dust plug on the SFP's optical bores until you are ready to make a connection

Hot-Pluggable with maximum flexibility

Specifications

Brand

TP-Link

Model

TL-SM5110-LR

Type

10GBase-LR SFP+ LC Transceiver

Module Type

Single-Mode SFP+

Wavelength

1310nm

Data Rate

10Gbps

Port Type

LC Duplex

Max. Cable Length

10km (9/125μm Single-Mode Fiber)

Hot-Pluggable

Yes

Standards

SFP+MSA, DDM

Pros & Cons

👍 Pros

10Gbps data rate provides high-bandwidth connectivity for demanding network environments
10km maximum reach over single-mode fiber supports long-distance links between buildings or floors
Hot-pluggable design allows installation and replacement without network downtime
DDM support enables real-time monitoring of module health and optical signal quality

👎 Cons

Requires single-mode fiber infrastructure, which is more expensive to install than multimode
Only operates at the 1310nm wavelength, so it cannot be used for CWDM or DWDM multiplexing
LC duplex connector type may require adapters if your patch panel uses a different connector standard
10GBase-LR pricing is higher than short-range 10GBase-SR modules when long distance is not needed

Frequently Asked Questions

What type of fiber cable does the TL-SM5110-LR require?

It requires 9/125μm single-mode fiber optic cable with LC duplex connectors for connections up to 10km.

Is this module compatible with non-TP-Link switches?

The TL-SM5110-LR supports the SFP+MSA standard, which means it is designed to work with most MSA-compliant switches and routers, though compatibility should be verified with your specific equipment.

Does this transceiver support hot-plugging?

Yes, it is fully hot-pluggable, so you can insert or remove the module from a running switch without powering down the device.

What is DDM and why does it matter?

DDM (Digital Diagnostic Monitoring) allows the module to report real-time operating parameters like temperature, voltage, and optical power levels, which helps with monitoring link health and troubleshooting.