The QSFP+ module is designed for use in 40GBASE Ethernet throughput up to 10km over single mode fiber (SMF) using a wavelength of 1310nm via duplex LC connectors. This transceiver is compliant with QSFP+ MSA and IEEE 802.3ba 40GBASE-LR4 and OTU3 C4S1-2D1 standard. Digital diagnostics functions are also available via the I2C interface, as specified by the QSFP+ MSA, to allow access to real-time operating parameters. With these features, this easy to install, hot swappable transceiver is suitable to be used in various applications, such as data centers, high-performance computing networks, enterprise core and distribution layer applications.
![Juniper Networks QSFPP-40GBASE-LR4 Compatible QSFP+ 40GBASE-LR4 1310nm 10km DOM Duplex LC/UPC SMF Optical Transceiver Module This picture is about QSFP-LR4-40G.](https://resource.fs.com/mall/mainImg/202207091019108uofhk.jpg)
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![Juniper Networks QSFPP-40GBASE-LR4 Compatible QSFP+ 40GBASE-LR4 1310nm 10km DOM Duplex LC/UPC SMF Optical Transceiver Module This picture is about 介绍视频.](https://resource.fs.com/images/4ArwLeoPurjmGPZr.jpg)
![Juniper Networks QSFPP-40GBASE-LR4 Compatible QSFP+ 40GBASE-LR4 1310nm 10km DOM Duplex LC/UPC SMF Optical Transceiver Module This picture is about QSFP-LR4-40G.](https://resource.fs.com/mall/mainImg/60x60/202207091019108uofhk.jpg)
![Juniper Networks QSFPP-40GBASE-LR4 Compatible QSFP+ 40GBASE-LR4 1310nm 10km DOM Duplex LC/UPC SMF Optical Transceiver Module This picture is about QSFP-LR4-40G.](https://resource.fs.com/mall/mainImg/60x60/20220709101912r5wv8d.jpg)
![Juniper Networks QSFPP-40GBASE-LR4 Compatible QSFP+ 40GBASE-LR4 1310nm 10km DOM Duplex LC/UPC SMF Optical Transceiver Module This picture is about QSFP-LR4-40G.](https://resource.fs.com/mall/mainImg/60x60/20220709101230giemnh.jpg)
![Juniper Networks QSFPP-40GBASE-LR4 Compatible QSFP+ 40GBASE-LR4 1310nm 10km DOM Duplex LC/UPC SMF Optical Transceiver Module This picture is about QSFP-LR4-40G.](https://resource.fs.com/mall/mainImg/60x60/20220709101915ku2wy3.jpg)
![Juniper Networks QSFPP-40GBASE-LR4 Compatible QSFP+ 40GBASE-LR4 1310nm 10km DOM Duplex LC/UPC SMF Optical Transceiver Module This picture is about QSFP-LR4-40G.](https://resource.fs.com/mall/mainImg/60x60/202302271020551zi3zj.jpg)
![Juniper Networks QSFPP-40GBASE-LR4 Compatible QSFP+ 40GBASE-LR4 1310nm 10km DOM Duplex LC/UPC SMF Optical Transceiver Module This picture is about QSFP-LR4-40G.](https://resource.fs.com/mall/mainImg/60x60/2022070910123416y2in.jpg)
![Juniper Networks QSFPP-40GBASE-LR4 Compatible QSFP+ 40GBASE-LR4 1310nm 10km DOM Duplex LC/UPC SMF Optical Transceiver Module This picture is about QSFP-LR4-40G.](https://resource.fs.com/mall/mainImg/60x60/20220805161101snwofb.jpg)
Juniper Networks QSFPP-40GBASE-LR4 Compatible QSFP+ 40GBASE-LR4 1310nm 10km DOM Duplex LC/UPC SMF Optical Transceiver Module
Hot #36114
Hot #36114
US$309.00
FS P/N: QSFP-LR4-40GFS P/N: QSFP-LR4-40G
16K Sold
577 Reviews
17 Questions
Transceiver Models:
2013 In U.S. Warehouse, Get It By May 1, 2024
347 In Global Warehouse, Get It By May 10, 2024
See more warehouse availability
Deliver to New York, 10010
Free Shipping via UPS Ground®
Free Product Trial
Test Support
5-Year Warranty
30-Day Returns
30-Day Exchange
Specifications
Connectivity Solutions
Features
Videos
Q&A
Reviews
Resources
Juniper QSFPP-40GBASE-LR4 Compatible 40GBASE-LR4 QSFP+ Optical Transceiver Module (SMF, 1310nm, 10km, LC, DOM)
Specifications
Juniper Compatible
QSFP-40GE-LR4
Vendor Name
FS
Form Factor
QSFP+
Max Data Rate
44.6Gbps (4x 11.2Gbps)
Wavelength
1310nm
Max Cable Distance
10km
Connector
Duplex LC
Media
SMF
Transimitter Type
DFB CWDM
Receiver Type
PIN
TX Power
-7~2.3dBm
Receiver Sensitivity
<-11dBm
Powerbudget
4dB
Receiver Overload
2.3dBm
Power Consumption
≤3.5W
Core Size
9um
Extinction Ratio
>3.5dB
Modulation
NRZ
Host FEC
Supported
Bit Error Ratio (BER)
1E-12
Commercial Temperature Range
0 to 70°C (32 to 158°F)
Protocols
OTN OTU3, 40G Ethernet, Fiber Channel, SATA/SAS3, MSA Compliant
Quality Testing Program
Quality Testing Program
![](https://resource.fs.com/mall/ckfinder/ftp_images/product/20220902172543_802.jpg)
Optical Transceivers Testing Learn more
Quality Certifications
To get the detailed certification, please go to the Product Compliance Status for download.
Please Note: Installing a third party transceiver does not void your network equipment warranty. Network equipment manufacturers all have guidelines stating that warranty support on their products will not be affected.
Connectivity Solutions
Leaf-spine Connections
![](https://resource.fs.com/mall/fs_scene_images/20230603115116ctm5w8.jpg)
40G Connectivity with Direct Connect Cabling
![](https://resource.fs.com/mall/fs_scene_images/20230603115031p3t6dn.jpg)
See more
Leaf-spine Connections
![](https://resource.fs.com/mall/fs_scene_images/20230603115116ctm5w8.jpg)
40G Connectivity with Direct Connect Cabling
![](https://resource.fs.com/mall/fs_scene_images/20230603115031p3t6dn.jpg)
40G Connectivity with NIC
![](https://resource.fs.com/mall/fs_scene_images/202306031154000vebfv.jpg)
40G Structured Cabling Connections
![](https://resource.fs.com/mall/fs_scene_images/20220418/1650250003625cd113e42896.39980898.jpeg.webp)
40G Structured Cabling Connections
![](https://resource.fs.com/mall/fs_scene_images/20220531/1653962657629577a1ad48d1.33285727.jpeg.webp)
Features
40G Connectivity for Data Center
Featured with low-power, high-density and high-speed, the QSFP+ transceiver offers a popular way to help you quickly ramp up to 40G transmission.
Leading Performance and Quality for 40G
Built-in Semtech Chip, the QSFP+ 40G transceiver offers high-speed, and low-power in 40G links. Equipped with individually designed BOX packaging.
Inphi Semtech Chip
Stable Transmission
≤ 3.5W
Low Power Consumption
BOX Packaging
Great Airtightness
Tested in Host Devices for Proven Interoperability
Every unit is quality tested for compatibility in the targeted switch environment, which guarantees flawless operations.
![](https://resource.fs.com/mall/fs_scene_images/20230626115738jm44hb.jpeg)
Comprehensive Testing Increases Reliability
Qualified through a rigorous process with advanced equipments to ensure you get the high quality and reliable optics.
Optical Spectrum Test
No Packet Loss & CRC
Eye Pattern Test
Mask Margin >20%
Bit Error Rate Test
BER 1E-12
Temperature Test
0~70°C
Enable Seamless Connectivity for Your Network
Reconfiguring the transceiver to work with different brands, FS BOX offers flexibility in stock costs.
Center Wavelength | 1310nm | 1310nm | 1310nm | 1310nm |
Connector | Duplex LC | MTP/MPO-12 Male | Duplex LC | Duplex LC |
Cable Distance (Max.) | 10km | 10km | 40km | 80km |
Cable Type | SMF | SMF | SMF | SMF |
Transmitter Type | DFB CWDM | 4x DFB | DFB CWDM | EML |
Packaging Technology | BOX | BOX | BOX | BOX |
Chip | Semtech | MAXIM | Semtech | Semtech |
Power Consumption | ≤3.5W | ≤2.5W | ≤3.5W | ≤4.5W |
Protocols | OTN OTU3, 40G Ethernet, Fiber Channel, SATA/SAS3, MSA Compliant | 40G Ethernet, MSA Compliant | OTN OTU3, 40G Ethernet, SATA/SAS3, MSA Compliant | QSFP+ MSA, IEEE 802.3ba Compliant |
Application | Data Center 40GBASE Ethernet | Data Center 40GBASE Ethernet 40G to 4x10G Breakout | Data Center 40GBASE Ethernet | Data Center 40GBASE Ethernet |
Videos
See more
Specifications
Juniper QSFPP-40GBASE-LR4 Compatible 40GBASE-LR4 QSFP+ Optical Transceiver Module (SMF, 1310nm, 10km, LC, DOM)
The QSFP+ module is designed for use in 40GBASE Ethernet throughput up to 10km over single mode fiber (SMF) using a wavelength of 1310nm via duplex LC connectors. This transceiver is compliant with QSFP+ MSA and IEEE 802.3ba 40GBASE-LR4 and OTU3 C4S1-2D1 standard. Digital diagnostics functions are also available via the I2C interface, as specified by the QSFP+ MSA, to allow access to real-time operating parameters. With these features, this easy to install, hot swappable transceiver is suitable to be used in various applications, such as data centers, high-performance computing networks, enterprise core and distribution layer applications.
Specifications
Juniper Compatible
QSFP-40GE-LR4
Vendor Name
FS
Form Factor
QSFP+
Max Data Rate
44.6Gbps (4x 11.2Gbps)
Wavelength
1310nm
Max Cable Distance
10km
Connector
Duplex LC
Media
SMF
Transimitter Type
DFB CWDM
Receiver Type
PIN
TX Power
-7~2.3dBm
Receiver Sensitivity
<-11dBm
Powerbudget
4dB
Receiver Overload
2.3dBm
Power Consumption
≤3.5W
Core Size
9um
Extinction Ratio
>3.5dB
Modulation
NRZ
Host FEC
Supported
Bit Error Ratio (BER)
1E-12
Commercial Temperature Range
0 to 70°C (32 to 158°F)
Protocols
OTN OTU3, 40G Ethernet, Fiber Channel, SATA/SAS3, MSA Compliant
Quality Testing Program
Quality Testing Program
![](https://resource.fs.com/mall/ckfinder/ftp_images/product/20220902172543_802.jpg)
Optical Transceivers Testing Learn more
Quality Certifications
To get the detailed certification, please go to the Product Compliance Status for download.
Please Note: Installing a third party transceiver does not void your network equipment warranty. Network equipment manufacturers all have guidelines stating that warranty support on their products will not be affected.
Connectivity Solutions
Leaf-spine Connections
![](https://resource.fs.com/mall/fs_scene_images/20230603115116ctm5w8.jpg)
40G Connectivity with Direct Connect Cabling
![](https://resource.fs.com/mall/fs_scene_images/20230603115031p3t6dn.jpg)
See more
Leaf-spine Connections
![](https://resource.fs.com/mall/fs_scene_images/20230603115116ctm5w8.jpg)
40G Connectivity with Direct Connect Cabling
![](https://resource.fs.com/mall/fs_scene_images/20230603115031p3t6dn.jpg)
40G Connectivity with NIC
![](https://resource.fs.com/mall/fs_scene_images/202306031154000vebfv.jpg)
40G Structured Cabling Connections
![](https://resource.fs.com/mall/fs_scene_images/20220418/1650250003625cd113e42896.39980898.jpeg.webp)
40G Structured Cabling Connections
![](https://resource.fs.com/mall/fs_scene_images/20220531/1653962657629577a1ad48d1.33285727.jpeg.webp)
Features
40G Connectivity for Data Center
Featured with low-power, high-density and high-speed, the QSFP+ transceiver offers a popular way to help you quickly ramp up to 40G transmission.
Leading Performance and Quality for 40G
Built-in Semtech Chip, the QSFP+ 40G transceiver offers high-speed, and low-power in 40G links. Equipped with individually designed BOX packaging.
Inphi Semtech Chip
Stable Transmission
≤ 3.5W
Low Power Consumption
BOX Packaging
Great Airtightness
Tested in Host Devices for Proven Interoperability
Every unit is quality tested for compatibility in the targeted switch environment, which guarantees flawless operations.
![](https://resource.fs.com/mall/fs_scene_images/20230626115738jm44hb.jpeg)
Comprehensive Testing Increases Reliability
Qualified through a rigorous process with advanced equipments to ensure you get the high quality and reliable optics.
Optical Spectrum Test
No Packet Loss & CRC
Eye Pattern Test
Mask Margin >20%
Bit Error Rate Test
BER 1E-12
Temperature Test
0~70°C
Enable Seamless Connectivity for Your Network
Reconfiguring the transceiver to work with different brands, FS BOX offers flexibility in stock costs.
Center Wavelength | 1310nm | 1310nm | 1310nm | 1310nm |
Connector | Duplex LC | MTP/MPO-12 Male | Duplex LC | Duplex LC |
Cable Distance (Max.) | 10km | 10km | 40km | 80km |
Cable Type | SMF | SMF | SMF | SMF |
Transmitter Type | DFB CWDM | 4x DFB | DFB CWDM | EML |
Packaging Technology | BOX | BOX | BOX | BOX |
Chip | Semtech | MAXIM | Semtech | Semtech |
Power Consumption | ≤3.5W | ≤2.5W | ≤3.5W | ≤4.5W |
Protocols | OTN OTU3, 40G Ethernet, Fiber Channel, SATA/SAS3, MSA Compliant | 40G Ethernet, MSA Compliant | OTN OTU3, 40G Ethernet, SATA/SAS3, MSA Compliant | QSFP+ MSA, IEEE 802.3ba Compliant |
Application | Data Center 40GBASE Ethernet | Data Center 40GBASE Ethernet 40G to 4x10G Breakout | Data Center 40GBASE Ethernet | Data Center 40GBASE Ethernet |
Videos
See more
Questions & Answers
Customer Reviews
Resources
US$309.00
2013 In U.S. Warehouse
347 In Global Warehouse