Cisco QSFP-40G-SR4-S Compatible QSFP+ MM Module... Cisco QSFP-40G-SR4-S Compatible QSFP+ MM Module - 40GBase-SR
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Key features
  • 100% Compatibility with Cisco QSFP-40G-SR4-S guaranteed
  • QSFP+ modules are backed by a lifetime warranty
  • Meets or exceeds OEM specifications and Multi-Source Agreement (MSA) industry standards
Product overview
  • Stock Status: In Stock
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Product Description


The QSFP-40G-SR4-S-ST is a Cisco QSFP-40G-SR4-S 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 100 m (328 ft).

This QSFP+ fiber module is hot-swappable, making upgrades and replacements seamless by minimizing network disruptions. offers a wide variety of SFP modules and direct-attach SFP cables, providing the convenience and reliability you need to ensure dependable network performance.



Product Description Cisco QSFP-40G-SR4-S Compatible QSFP+ Module - 40GBASE-SR4 40GE Gigabit Ethernet 40GbE Multimode Fiber MMF Optic Transceiver - QSFP+ transceiver module - 40 Gigabit LAN
Device Type QSFP+ transceiver module - MPO multi-mode
Form Factor Plug-in module
Cabling Type 40GBASE-SR4
Data Transfer Rate 40 Gbps
Optical Wave Length 850 nm
Data Link Protocol 40 Gigabit LAN
Max Transfer Distance 100 m
OEM Manufacturer Equivalent Part Number Cisco QSFP-40G-SR4-S
Dimensions (WxDxH) 12.2 cm x 1.86 cm x 0.85 cm
Weight 37.5 g
Manufacturer Warranty Limited lifetime warranty

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