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 and OTU3)
Cisco QSFP-40G-LR4=. SFP transceiver type: Fiber optic, Maximum data transfer rate: 40000 Mbit/s, Interface type: QSFP. Certification: MSA. Power consumption (typical): 3.5 W. Number of products included: 1 pc(s)
The Cisco® 40GBASE QSFP (Quad Small Form-Factor Pluggable) portfolio offers customers a wide variety of high-density and low-power 40 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 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)
| Weight | 3 kg |
|---|---|
| Storage temperature (T-T) | -40 – 85 °C |
| Product Condition | New Retail |
| Operating relative humidity (H-H) | 10 – 80% |
| Operating temperature (T-T) | 0 – 70 °C |
| Storage relative humidity (H-H) | 10 – 85% |
| Maximum transfer distance | 10000 m |
| Wavelength | 1310 nm |
| Auto MDI/MDI-X | Yes |
| Fiber optic connector | LC |
| Power consumption (typical) | 3.5 W |
| Networking standards | IEEE 802.3ba |
| Certification | MSA |
| Hot-Plug support | Yes |
| Number of products included | 1 pc(s) |
| Single-mode fiber (SMF) supported | Yes |
| Harmonized System (HS) code | 85369010 |
| SFP transceiver standard | LR |
Below you’ll find alternative models, suitable software and services that pair with this solution – helping you to avoid compatibility issues, reduce support overhead and deploy with confidence.
Not all deployments fit standard configurations. If you’re weighing up options or want a second opinion on your setup, our team is here to help with honest, straightforward advice backed by decades of vendor knowledge.
