The Cisco SFP-25G-LR-S compatible SFP28 transceiver provides 25GBase-LR throughput up to 10km over single mode fiber (SMF) using a wavelength of 1310nm via an LC duplex connector. Featuring low power consumption, high speed, this 25G transceiver is ideal for 25G Ethernet, telecom, and data center. Besides, it offers interoperability, laying a foundation for the next-generation network upgrade. Each SFP28 transceiver module is individually tested in targeted switch, it is fully compliant with the SFP28 MSA, CPRI and eCPRI standard.

Click to open expanded view






Cisco SFP-25G-LR-S Compatible 25GBASE-LR SFP28 1310nm 10km Duplex LC SMF DOM Optical Transceiver Module
Hot #70382
Hot #70382
£55.00 exc. VAT
FS P/N: SFP28-25GLR-31£66.00 inc. VAT
FS P/N: SFP28-25GLR-31
19.2K Sold
56 Reviews
0 Question
Transceiver Models:
1182 In Global Warehouse, Get It By 12 Dec 2023
See more warehouse availability
Deliver to London, E15 2PP
Free Shipping via DPD Parcel Service on orders over £79.00
Test Support
5-Year Warranty
30-Day Returns
30-Day Exchange
Specifications
Connectivity Solutions
Features
Videos
Q&A
Reviews
Resources
Cisco SFP-25G-LR-S Compatible 25GBASE-LR SFP28 DOM Optical Transceiver Module for Data Center and Telecom (SMF, 1310nm, 10km, LC, DOM)
Specifications
Cisco Compatible
SFP-25G-LR-S
Vendor Name
FS
Form Factor
SFP28
Max Data Rate
25.78Gbps
Wavelength
1310nm
Max Cable Distance
10km
Connector
Duplex LC
Media
SMF
Transmitter Type
DFB 1310nm
Receiver Type
PIN
TX Power
-4~2dBm
Receiver Sensitivity
<-12dBm
Powerbudget
8dB
Receiver Overload
2dBm
Power Consumption
<1.2W
Extinction Ratio
3.5dB
CDR
TX and RX
FEC Function
Supported
Commercial Temperature Range
0 to 70°C (32 to 158°F)
Protocols
MSA Compliant, CPRI, eCPRI
Core Size
G.652
Packaging Technology
COB Packaging
DOM
Supported
Warranty
5 Years
Quality Testing Program
Quality Testing Program

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
Scenario 1

Scenario 2

Scenario 1

Scenario 2

Features
25G Connectivity for Data Center
Featured with low-power, high-density and high-speed, the SFP28 transceiver offers a popular way to help you quickly ramp up to 25G transmission.
Tested in Host Devices for Proven Interoperability
Every unit is quality tested for compatibility in the targeted switch environment, which guarantees flawless operations.

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
Videos
Specifications
Cisco SFP-25G-LR-S Compatible 25GBASE-LR SFP28 DOM Optical Transceiver Module for Data Center and Telecom (SMF, 1310nm, 10km, LC, DOM)
The Cisco SFP-25G-LR-S compatible SFP28 transceiver provides 25GBase-LR throughput up to 10km over single mode fiber (SMF) using a wavelength of 1310nm via an LC duplex connector. Featuring low power consumption, high speed, this 25G transceiver is ideal for 25G Ethernet, telecom, and data center. Besides, it offers interoperability, laying a foundation for the next-generation network upgrade. Each SFP28 transceiver module is individually tested in targeted switch, it is fully compliant with the SFP28 MSA, CPRI and eCPRI standard.
Specifications
Cisco Compatible
SFP-25G-LR-S
Vendor Name
FS
Form Factor
SFP28
Max Data Rate
25.78Gbps
Wavelength
1310nm
Max Cable Distance
10km
Connector
Duplex LC
Media
SMF
Transmitter Type
DFB 1310nm
Receiver Type
PIN
TX Power
-4~2dBm
Receiver Sensitivity
<-12dBm
Powerbudget
8dB
Receiver Overload
2dBm
Power Consumption
<1.2W
Extinction Ratio
3.5dB
CDR
TX and RX
FEC Function
Supported
Commercial Temperature Range
0 to 70°C (32 to 158°F)
Protocols
MSA Compliant, CPRI, eCPRI
Core Size
G.652
Packaging Technology
COB Packaging
DOM
Supported
Warranty
5 Years
Quality Testing Program
Quality Testing Program

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
Scenario 1

Scenario 2

Scenario 1

Scenario 2

Features
25G Connectivity for Data Center
Featured with low-power, high-density and high-speed, the SFP28 transceiver offers a popular way to help you quickly ramp up to 25G transmission.
Tested in Host Devices for Proven Interoperability
Every unit is quality tested for compatibility in the targeted switch environment, which guarantees flawless operations.

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
Videos
Questions & Answers
Be the first to ask a question.
Customer Reviews
G***k
Canada
22 Apr 2023
After setting them up, they work perfectly.
Although this is my first time using FS transceivers, I'm so happy that there was no problem.
Although this is my first time using FS transceivers, I'm so happy that there was no problem.
Verified Purchase
Helpful 2
Comment 0D***e
United States
25 Feb 2023
Had a great experience with the website. Everything is well organized and I was able to find what I needed. Quality of the products looks to be excellent, and the branded packaging & shipping materials was a nice touch and very professional.
Verified Purchase
Helpful 4
Comment 0F***t
Spain
17 Feb 2023
We have already tested some transceivers and breakout cables and they are working perfectly.
Verified Purchase
Helpful 6
Comment 0See all reviews
Resources
£55.00 exc. VAT
£66.00 inc. VAT
1182 In Global Warehouse