StarTech.com MSA Uncoded QSFP+ Module - 40GBASE-LR4 - 40GE Gigabit Ethernet QSFP+ 40GbE Single Mode Fiber (SMF) Optic Transceiver 10km DDM

StarTech.com MSA Uncoded QSFP+ Module - 40GBASE-LR4 - 40GE Gigabit Ethernet QSFP+ 40GbE Single Mode Fiber (SMF) Optic Transceiver 10km DDM

The QSFP40LR4ST is an MSA compliant fiber QSFP+ transceiver that's designed, programmed and tested to work with 40GBASE-LR4 compatible MSA switches and routers. The QSFP+ transceiver module supports a maximum distance of up to 10 km (6.2 mi) and delivers dependable 40 GbE connectivity over fiber cabling.

Technical Specifications:

• Wavelength: 1270nm to 1330nm
• Maximum Data Transfer Rate: 40 Gbps
• Type: Single Mode Fiber
• Connection Type: LC Connector
• Maximum Transfer Distance: 10 km (6.2 mi)
• MTBF: 1,489,426 hours
• Power Consumption: Less than 2.5 Watts
• DDM: Yes

This QSFP+ fiber module is hot-swappable, making upgrades and replacements seamless by minimizing network disruptions.

All StarTech.com SFP & SFP+ transceiver modules are backed by a lifetime warranty and free lifetime multilingual technical support. StarTech.com offers a wide variety of SFP modules and direct-attach SFP Cables, providing the convenience and reliability you need to ensure dependable network performance.

• WORKS WITH MSA COMPLIANT SWITCHES: Works with switch models from Ubiquiti, D-Link, Netgear, Supermicro, TP-Link and more that accept uncoded modules


• LIFETIME WARRANTY: Backed by a lifetime warranty on the life of the module itself and not the life of your switch; our modules won't void your OEM warranty and supported by our Tech Advisors 5/24


• TESTED FOR COMPATIBILITY: Hot-swappable in MSA Compliant routers and switches; DDM support reports the transceiver's status to most SNMP network management tools.


• TECHNICAL SPECS: 40GBASE-LR4


• 40Gbps


• Single Mode (SMF)


• LC Connector


• 1270nm to 1330nm


• Digital Diagnostic Monitoring (DDM)


• Distances up to 10km (6.2mi)


• 100% MSA UNCODED QSFP+ TRANSCEIVER: Designed, programmed and tested to work with compatible MSA Compliant switches and routers to deliver dependable 40GbE connectivity