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This picture is about SFP28-LB.
This picture is about SFP28-LB.
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This picture is about SFP28-LB.
This picture is about SFP28-LB.
This picture is about SFP28-LB.

Cisco Compatible SFP28 25G Passive Loopback Testing Module

Hot #109370
Hot #109370

SFP28 0W Data Center

US$28.00
FS P/N: SFP28-LB
FS P/N: SFP28-LB
573 Sold
4 Reviews
2 Questions
37 in U.S. Warehouse, Get it by 18 Jun, 2024
198 in Global Warehouse, Get it by 24 Jun, 2024
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Cisco Compatible 25G SFP28 Passive Loopback Testing Module

The loopback module is a 25Gbps Quad Small Form Factor Pluggable SFP28 loopback module for testing SFP28 transceiver ports on host/system boards. By substituting a full-featured SFP28 transceiver, the electrical loopback provides a cost effective method for SFP28 port testing.

Specifications
Part Number
SFP28-LB
Vendor Name
FS
Form Factor
SFP28
Max Data Rate
28Gbps
Attenuation
0dB
Power Consumption
0W
DDM/DOM
Supported
Temperature Range
0 to 70°C (32 to 158°F)
Protocols
MSA Compliant,SONET, SDH, Gigabit Ethernet, Fiber Channel
Application
SFP28 Port Testing, Board Level System Testing

Quality Testing Program

Take a look at our test program to get the reliable and high-performance optical transceivers.

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.
Features
25G SFP28 Loopback Module for Testing
This low-profile passive SFP28 25G loopback cable features typical insertion loss (attenuation) characteristics of a mere 0dB, consuming no more than 0.0 Watts of power during the testing process.
Power Consumption
0W
Attenuation
0dB
Max Data Rate
28Gbps
Make Port Testing Easier and More Efficient
Compared with traditional loopback testing where modules are connected to jumpers, loopback modules are simpler and more efficient in port testing, allowing you to check port operating status by simply plugging in the switch.
Questions & Answers
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J***o

Taiwan, China

August 28, 2023
5.0
Nice service.
Verified Purchase
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J***o

Taiwan, China

May 24, 2023
5.0
Great support!
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R***f

United States

August 18, 2020
5.0
Got these loopback modules for our transceiver board-level test. These modules worked great on our switches and the test results had no problems. These modules provided us a cost-effective method for our SFP28 port testing. Quite satisfied!
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