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9116 Reviews
Gavin 
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Cable Monkey is fantastic! The website is super easy to navigate, and I was able to find exactly what I needed without any hassle. I loved that I could customise the product to suit my specific requirements, which saved me time and effort. Plus, the delivery was impressively fast. Overall, a smooth experience from start to finish highly recommended!
Anonymous 
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Had everything I needed, good quality and easy to work with.
Michael 
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No problems with ordering or with delivery of ethernet cable.
Cisco QSFP-40G-LR4
  • Cisco QSFP-40G-LR4
  • Cisco QSFP-40G-LR4
The Cisco® 40GBASE QSFP (Quad Small Form-Factor Pluggable) portfolio offers customers a wide variety of high-density and low-power 40 Gigabit Ethernet connectivity options for data center, high-performance computing networks, enterprise core and distribution layers, and service provider applications.



Features and Benefits of Cisco QSFP Modules



- Hot-swappable input/output device that plugs into a 40 Gigabit Ethernet Cisco QSFP port

- Flexibility of interface choice (for different reach requirements and fiber types)

- Interoperable with other IEEE-compliant 40GBASE interfaces where applicable

- Certified and tested on Cisco QSFP 40G ports for superior performance, quality, and reliability

- High-speed electrical interface compliant to IEEE 802.3ba

- QSFP Form factor, 2-wire I2C communication interface and other low-speed electrical interface compliant to SFF 8436 and QSFP Multisource Agreement (MSA)
Cable typeSingle-mode
CertificationMSA
Data transfer rate (max)40000 Mbit/s
Fiber optic connectorLC
Interface typeQSFP
Maximum transfer distance10000 m
Networking standardsIEEE 802.3ba
Operating relative humidity (H-H)10 - 80 %
Operating temperature (T-T)0 - 70 °C
Power consumption (typical)3.5 W
Storage relative humidity (H-H)10 - 85 %
Storage temperature (T-T)-40 - 85 °C
Wavelength1310 nm

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Cisco QSFP-40G-LR4

40GBASE-LR4 QSFP40G transceiver module for Single Mode Fiber, 4 CWDM lanes in 1310nm window Muxed inside module, Duplex LC connector, 10km, Multi-rate Support (40G Ethernet and OTU3)

QSFP-40G-LR4=

Stock Due 12-12-2024

£12,825.36
£10,687.80 Ex VAT.

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