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Product specifications

StarTech.com Cisco SFP-25G-LR-S Compatible SFP28 Module, 25Gbps Single Mode Fiber (SMF), 10km (6.2mi), LC Connector, 1310nm, MSA 25 Gigabit Optical Transceiver

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StarTech Cisco SFP-25G-LR-S Compatible SFP28 Module, 25Gb Single Mode Fiber (SMF), 25GbE 10km (6.2mi), LC Transceiver

Part SFP-25G-LR-S-C-ST · UPC 065030905336

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  • CISCO COMPATIBLE TRANSCEIVER: Equivalent to the Cisco® SFP-25G-LR-S SMF module; Programmed and tested to ensure seamless integration with Cisco switches and routers to deliver reliable 25G connectivity up to 10km (6.2mi)
  • MAXIMIZE BANDWIDTH: 25Gb single-mode fiber SFP28 excels at bandwidth-intensive tasks such as data migrations, large-scale transfers, high-performance storage, seamless content streaming, and rapid online content uploads
  • TECHNICAL SPECS: 25GBASE-LR SFP28; 25Gbps; Single Mode Fiber (SMF); LC Connector; 1310nm Tx/Rx; Distances up to 10km (6.2mi); Supports Digital Diagnostics Monitoring (DDM/DOM)
  • COMPATIBLE WITH MSA COMPLIANT SWITCHES: Fiber optic transceiver is compatible with switch models from Ubiquiti®; D-Link®; Netgear®; Supermicro®; TP-Link®; and other brands that support uncoded modules
  • THE IT PRO'S CHOICE: Designed and built for IT Professionals, this 25 Gigabit optical transceiver is backed for life, including free lifetime 24/5 multi-lingual technical assistance

About this product

Enhance the networking infrastructure with this Cisco®-compatible 25GBASE-LR optical transceiver, ensuring reliable performance and seamless connectivity at distances of up to 10km

This fiber optic transceiver is the direct equivalent to Cisco® SFP-25G-LR-S for 25Gbps connectivity up to 10km (6.2mi) over LC-terminated Single Mode Fiber (SMF) cable. The optical module has been programmed and tested for seamless integration with Cisco® switches and routers to ensure compatibility and reliability.

Maximize Bandwidth

The 25GbE SFP28 excels in bandwidth-intensive tasks such as virtualization, efficient data migrations, high-performance storage, high-performance computing (HPC), future-proofing a network, and rapid online content uploads.

Technical Specifications

• 25GBASE-LR SFP28

• Data Rate: 25Gbps

• Fiber Type: Single Mode Fiber (SMF)

• Connector: LC

• Wavelength: 1310nm Tx/Rx

• Distances: Up to 10km (6.2mi)

• Supports Digital Diagnostics Monitoring (DDM/DOM)

Compatibility

This MSA-compliant SFP works with network equipment manufactured by Cisco and network equipment from manufacturers that accept uncoded optical modules.

Optimized Network Reach

The Long Range (LR) capability facilitates long-distance connections across or under large buildings, urban and rural network installations, and strategic singlemode fiber cable runs.

Manufacturer warranty information

Lifetime

Performance

SFP transceiver type
Fiber optic
Maximum data transfer rate
25780 Mbit/s
Interface type
SFP28
Single-mode fiber (SMF) supported
Yes
Fiber optic connector
LC
SFP transceiver standard
LR
Maximum transfer distance
10000 m
Wavelength
1310 nm
Networking standards
IEEE 802.3cc
Fiber ethernet cabling technology
25GBASE
Duplex system
Full
Digital Diagnostics Monitoring (DDM)
Yes

Features

Product colour
Silver
Mean time between failures (MTBF)
3292647 h
Brand compatibility
MSA Compliant

Power

Power consumption (typical)
1.2 W

Certificates

Compliance certificates
Federal Communications Commission (FCC), CE, RoHS

Sustainability

Sustainability compliance
Yes

Operational conditions

Operating temperature (T-T)
0 - 70 °C
Storage temperature (T-T)
-40 - 85 °C
Operating relative humidity (H-H)
0 - 85%

Weight & dimensions

Width
14 mm
Depth
56 mm
Height
8.5 mm
Weight
200 g

Packaging content

Quantity per pack
1 pc(s)

Packaging data

Package width
90 mm
Package depth
113 mm
Package height
34 mm
Package weight
400 g

Logistics data

Master (outer) case width
340 mm
Master (outer) case length
420 mm
Master (outer) case height
350 mm
Products per master (outer) case
100 pc(s)

Specifications and images: Database Right data-sheet 2026 Icecat. All rights reserved. Supplied as is, without warranty. Specs Icecat · Open Content License

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