LonRise Equipment Co. Ltd.
| Module | QSFP-40G-LR4-S - Cisco SFP GLC Module |
| Detail | QSFP 40GBASE-LR4 Trnscvr Mod. LC. 10km. Enterprise-Class |
| Dimension | 13.5 x 18.4 x 72.4 mm |
| Cable type | SMF |
| Cable distance | 10km |
| Power consumption | 3.5W |
| Condition | Original new |
| Warranty | 1 year |
| Brand Name | Cisco |
| Model Number | QSFP-40G-LR4-S |
| Certification | CE |
| Place of Origin | USA |
View Detail Information
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Product Specification
| Module | QSFP-40G-LR4-S - Cisco SFP GLC Module | Detail | QSFP 40GBASE-LR4 Trnscvr Mod. LC. 10km. Enterprise-Class |
| Dimension | 13.5 x 18.4 x 72.4 mm | Cable type | SMF |
| Cable distance | 10km | Power consumption | 3.5W |
| Condition | Original new | Warranty | 1 year |
| Brand Name | Cisco | Model Number | QSFP-40G-LR4-S |
| Certification | CE | Place of Origin | USA |
| High Light | Cisco QSFP-40G-LR4-S ，Duplex LC SMF Optical Transceiver Module ，40GBASE-LR4 Optical Transceiver Module | ||
| Item | Details |
|---|---|
| Product Name | QSFP-40G-LR4-S |
| Data Rate | 40Gbps |
| Form Factor | QSFP+ |
| Wavelength | 1310nm WDM |
| Fiber Type | Single-mode Fiber (SMF) |
| Connector | LC Duplex |
| Max Distance | 10km |
| Power Consumption | ≤3.5W |
| Operating Temperature | 0°C ~ 70°C |
| Protocol | IEEE 802.3ba 40GBASE-LR4 |
| Parameter | Specification |
|---|---|
| Standard | IEEE 802.3ba |
| Transmission Type | 4 × 10G WDM |
| Optical Wavelengths | 1271 / 1291 / 1311 / 1331 nm |
| Fiber Compatibility | G.652 Single-mode Fiber |
| Interface Type | LC Duplex |
| Digital Diagnostics | Supported (DOM/DDM) |
| Hot-Pluggable | Yes |
| Application Compatibility | Cisco switches and compatible QSFP+ platforms |
The Cisco QSFP-40G-LR4-S compatible QSFP+ transceiver is designed for high-speed 40Gbps optical communication over long distances up to 10km using single-mode fiber (SMF). It complies with IEEE 802.3ba standards and uses advanced WDM technology to transmit data across four independent 10G optical channels.
This module provides stable, efficient, and low-latency transmission for enterprise backbone networks, data center interconnect (DCI), and telecom aggregation systems.
With its LC duplex interface and low power consumption design, it ensures seamless integration into Cisco networking environments while maintaining high reliability and performance.
| Feature | QSFP-40G-LR4-S | QSFP-40G-SR4 | QSFP-40G-ER4 |
|---|---|---|---|
| Fiber Type | Single-mode | Multimode | Single-mode |
| Connector | LC Duplex | MPO | LC Duplex |
| Distance | 10km | 100–150m | 40km |
| Wavelength | 1310nm | 850nm | 1310nm |
| Typical Use | Backbone networks | Short-range data centers | Long-haul telecom |
Conclusion:
It is used for 40Gbps long-distance optical transmission up to 10km in enterprise and data center networks.
It requires single-mode fiber (SMF, G.652 standard) with LC duplex connectors.
Yes, it is compatible with most Cisco QSFP+ 40G ports including Catalyst and Nexus series (depending on system configuration).
LR4 supports single-mode fiber up to 10km, while SR4 supports multimode fiber up to 150m for short-range connections.
Yes, it supports real-time digital diagnostics monitoring for optical power, temperature, and performance status.
We offer:
Yes, it is also compatible with most OEM switches that support QSFP+ LR4 standard modules.
Company Details
Business Type:
Distributor/Wholesaler,Agent,Seller
Year Established:
2007
Total Annual:
2,000,000-4,000,000
Employee Number:
30~50
Ecer Certification：
Verified Supplier
The Formation of Lonrise My Company was founded in 2007 as Cisco distributor and integrator domestically. After 4 years' steadfast development, it spotted the business abroad. Thus Lonrise stepped on the road as a global CISCO supplier which has owned a good reputation within field . We not only ... The Formation of Lonrise My Company was founded in 2007 as Cisco distributor and integrator domestically. After 4 years' steadfast development, it spotted the business abroad. Thus Lonrise stepped on the road as a global CISCO supplier which has owned a good reputation within field . We not only ...
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