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StarTech 40G Fiber 40GBase-SR4 QSFP+ - Cisco QSFP-40G-SR4 Compatible

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MSRP: $1,195.00
$699.00 inc GST
— You save $496.00


The QSFP40GSR4ST is a Cisco QSFP-40G-SR4 compatible fiber transceiver module that has been designed, programmed and tested to work with Cisco™ brand switches and routers. It delivers dependable 40 GbE connectivity over fiber cable, for 40GBASE-SR4 compliant networks, with a maximum distance of up to 150 m (492 ft).  Technical Specifications: 
  • Wavelength: 850nm 
  • Maximum Data Transfer Rate: 40 Gbps 
  • Type: Multi Mode Fiber 
  • Connection Type: MPO Connector 
  • Maximum Transfer Distance: 150 m (492 ft)
  • MTBF: 1,649,326 hours 
  • Power Consumption: Less than 0.7 Watts 
  • Digital Diagnostics Monitoring (DDM): Yes 
This QSFP+ fiber module is hot-swappable, making upgrades and replacements seamless by minimizing network disruptions. SFPs  All SFP & SFP+ transceiver modules are backed by a lifetime warranty and free lifetime multilingual technical support. offers a wide variety of SFP modules and direct-attach SFP cables, providing the convenience and reliability you need to ensure dependable network performance. 

System and Cable RequirementsMSA or Cisco compliant QSFP port
Automation Inputs
Brand Compatible SFP without trade markCisco
Local Unit ConnectorsMPO Female
Humidity5~95% RH
Operating Temperature0ᄚC to 70ᄚC (32ᄚF to 158ᄚF)
Storage Temperature-40ᄚC to 85ᄚC (-40ᄚF to 185ᄚF)
Compatible BrandCiscoᆴ
Industry StandardsIEEE 802.3ba 40GBASE-SR4
Packaging Information
Package Height34 mm [1.3 in]
Package Length11.7 cm [4.6 in]
Package Width92 mm [3.6 in]
Shipping (Package) Weight95 g [3.4 oz]
Compatible Networks40 Gbps
Fiber Operating ModeFull-Duplex
Max Transfer Distance150 m (492 ft)
Maximum Data Transfer Rate40 Gbps
MTBF1,649,326 hours
Power Consumption (In Watts)< 0.7 W
TypeMulti Mode
Physical Characteristics
Product Height1.3 cm [0.5 in]
Product Length72 mm [2.8 in]
Product Width18.4 mm [0.7 in]
Weight of Product32 g [1.1 oz]
Description CDW 75 - 1st Cisco QSFP-40G-SR4 Compatible QSFP+ Module
Special Notes / Requirements
NoteFor use in 40 Gigabit fiber networking equipment and media converters
What's in the Box
Included in PackageQSFP+ transceiver
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Warranty Information

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