STARTECH 

STARTECH QSFP-40G-ESR4-ST 40GBASE-SR4 MSA COMPLIANT LC MULTI MODE QSFP+ MODULE

Mfg Part Number:  QSFP-40G-ESR4-ST  
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Price: $340.00 + Free Shipping
Quantity:
In Stock: 1
Last Updated: Jun 05, 2025
No Sales Tax except these states
, PO and Wire.

The QSFP-40G-ESR4-ST is an MSA compatible fiber transceiver module that has been designed, programmed and tested to work with MSA 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 300 m (984 ft).

Technical Specifications:

  • Wavelength: 850nm
  • Maximum Data Transfer Rate: 40 Gbps
  • Type: Multi Mode Fiber
  • Connection Type: MPO
  • Maximum Transfer Distance: 300 m (984 ft)
  • MTBF: 498,745,585 hours
  • Power Consumption: Low power consumption
  • Digital Diagnostics Monitoring (DDM): Yes

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

StarTech.com SFPs

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

Main Specification
General Information
Manufacturer StarTech.com
Manufacturer Part Number QSFP-40G-ESR4-ST
Manufacturer Website Address http://www.startech.com
Brand Name StarTech.com
Product Name MSA Compliant QSFP+ Transceiver Module - 40GBase-SR4
Product Type QSFP+
Technical Information
Application/Usage Optical Network
Application/Usage Data Networking
Interfaces/Ports
Total Number of Ports 1
Connector Type LC
Interfaces/Ports Details 1 x LC 40GBase-SR4 Network
Media & Performance
Media Type Supported Optical Fiber
Fiber Mode Supported Multi-mode
Ethernet Technology 40 Gigabit Ethernet
Network Technology 40GBase-SR4
Physical Characteristics
Form Factor Hot-swappable
Miscellaneous
Compatibility MSA Compliant
Country of Origin China
Warranty
Limited Warranty Lifetime
WARNING:: The plastic used in cable products can expose you to lead and lead components, chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information go to www.P65Warnings.ca.gov
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