The Arista SFP-25GLRL-31-I Compatible LINK-PP module is an industrial-grade 25G SFP28 optical transceiver delivering up to 25.78 Gbps over single-mode fiber (SMF). Featuring a 1310nm DFB laser and PIN receiver, this duplex LC module operates on a 3.3V power supply across an industrial temperature range of -40°C to +85°C, fully complying with IEEE 802.3cc and SFF-8472 standards.
Arista Part Number
SFP-25GLRL-31-I
Vendor Name
LINK-PP
Form Factor
SFP28
Max Data Rate
25.78Gbps
Wavelength
1310nm
Max Cable Distance
2km
Connector
Duplex LC
Media
SMF
Transmitter Type
DFB
Receiver Type
PIN
Tx Power
-8 to +3dBm
Rx Power
-14 to +3dBm
Receiver Sensitivity
-13.3dBm
Operating Temperature range
-40°C to +85°C
DDM/DOM
Supported
FEC Function
Not Support
Protocols
MSA Compliant, CPRI, eCPRI
Warranty
5 Years
Key Features of Arista SFP-25GLRL-31-I Compatible LINK-PP 25G SFP28
Designed for high-speed Ethernet and 5G fronthaul, the Arista SFP-25GLRL-31-I Compatible LINK-PP 25G SFP28 offers hot-pluggable flexibility, ultra-low latency, and reliable 2km SMF connectivity. Its robust -40°C to +85°C operating capability, low power consumption, and integrated digital diagnostic monitoring ensure dependable performance in demanding mission-critical telecom environments.
The Arista SFP-25GLRL-31-I Compatible LINK-PP 25G SFP28 optical module provides high-density 25GbE connectivity. Engineered with an MCU control unit and energy-efficient architecture, it delivers exceptional signal integrity for next-generation telecom, enterprise, and cloud networking infrastructures.
SFP-25GLRL-31-I: 25G Connectivity for ToR Switch Access
Empowering modern data center architectures, the SFP-25GLRL-31-I enables seamless 25Gbps Top-of-Rack (ToR) switch-to-server interconnects. It significantly eliminates network bandwidth bottlenecks, enhances overall server throughput, and facilitates scalable leaf-spine network migration cost-effectively.
SFP-25GLRL-31-I Module with 1310nm Wavelength
Utilizing a high-performance 1310nm DFB laser transmitter, the SFP-25GLRL-31-I optical transceiver minimizes chromatic dispersion. This optimized center wavelength ensures crystal-clear optical signal transmission, high side-mode suppression ratio, and superior link stability across optical networks.
Built for 25GBASE-FR applications, the SFP-25GLRL-31-I supports link distances up to 2km on standard 9/125µm G.652 SMF. It bridges the distance gap between short-reach SR optics and long-haul LR transceivers efficiently.
SFP-25GLRL-31-I Module with Duplex LC Interface
Featuring an industry-standard duplex LC optical connector, the SFP-25GLRL-31-I ensures secure, low-insertion-loss mating with existing single-mode fiber patch cords. Its robust mechanical latch mechanism guarantees dependable, repeatable optical connections in high-density installations.
SFP-25GLRL-31-I Module with DOM for Real-Time Monitoring
Integrated Digital Optical Monitoring (DOM) compliant with SFF-8472 enables real-time tracking of operating temperature, supply voltage, laser bias current, and transmit/receive optical power, simplifying network maintenance and preemptive fault diagnosis.
The Arista SFP-25GLRL-31-I Compatible LINK-PP 25G SFP28 transceiver meets rigorous global regulatory standards, carrying full CE, FCC, UKCA, UL, and REACH certifications to ensure maximum environmental safety, EMC compliance, and electrical reliability.
Every SFP-25GLRL-31-I module undergoes comprehensive quality testing, including signal integrity analysis, voltage stability validation, and multi-stage functional inspection to deliver zero-defect optical transceivers for mission-critical deployments.
SFP-25GLRL-31-I Quality Certifications
Certified under ISO quality management and RoHS 2011/96/EU directives, the SFP-25GLRL-31-I complies with FDA/CDRH and IEC 60825 Class 1 laser safety standards for safe, eco-friendly global operation.
This product is in conformity with ISO9001. This system is valid to a company engaging in development, production and supply service of fiber optical products. Please contact us to learn more.
ISO/IEC 27001 is an international standard for managing and processing information security. This standard is jointly developed by the International Organization for Standardization (ISO) and the International Electrotechnical Commission (IEC). It sets out requirements for establishing, implementing, maintaining, and continually improving an information security management system (ISMS). Ensuring the confidentiality, integrity, and availability of organizational information assets, obtaining an ISO 27001 certificate means that the enterprise has passed the audit conducted by a certification body, proving that its information security management system has met the requirements of the international standard. Please contact us to learn more.
This product is in conformity with ISO14001.It is intended for use by an organization seeking to manage its environmental responsibilities in a systematic manner that contributes to the environmental pillar of sustainability. Please contact us to learn more.
ISO 45001 is a global standard that sets out the requirements for an occupational health and safety management system (OH&SMS).
REACH is a European Union regulation concerning the Registration, Evaluation, Authorization and Restriction of Chemicals. It came into force on 1st June 2007 and replaced a number of European Directives and Regulations with a single system. The regulation aims to protect human health and environmental safety, maintain and improve the competitiveness of the EU chemical industry, and develop innovative capabilities for non-toxic and harmless compounds to prevent market fragmentation, increase the transparency of the use of chemicals, promote non-animal experiments, and pursue sustainable social development.Please contact us to learn more.
This product meets the applicable requirements of Directive (EU) 2015/863 of RoHS. It restricts the use of 10 hazardous materials in the manufacture of various types of electronic and electrical equipment: lead, mercury, cadmium, hexavalent chromium, polybrominated biphenyls, polybrominated diphenyl ethers, and four different phthalates. Please contact us to learn more.
This product fully accords with the FCC, which aims to manage the radio wave and magnetic fields more reasonably. Please contact us to learn more.
CB is an international system operated by IECEE. This product is based on IEC standards for testing the safety performance of electrical products. Please contact us to learn more.
This product fully accords with UKCA (UK Conformity Assessed) certificate, which signifies that it meets all relevant quality standards as well as health and safety requirements. Please contact us to learn more.
UL certification is a non-mandatory certification in the United States,mainly testing and certification of product safety performance.Its ultimate purpose is to obtain products with a fairly safe level for the market,and to contribute to ensuring human health and property safety.Please contact us to learn more.
SFP-25GLRL-31-I Certified for Reliable Host-Device Compatibility
Engineered to strict SFF MSA specifications, the SFP-25GLRL-31-I transceiver guarantees seamless plug-and-play interoperability across major brand switches, routers, NICs, and 25G CPRI wireless baseband equipment worldwide.
Advanced laboratory testing protocols validate every LINK-PP SFP28 transceiver, guaranteeing exceptional optical transmission performance, durability, and signal integrity under diverse operating conditions.
Optical Spectrum Test
High-precision spectral analysis verifies 1310nm central wavelength accuracy and side-mode suppression ratio standards.
Automated BER testing ensures error-free data transmission at 25.78Gbps exceeding IEEE 802.3cc requirements.
Temperature Test
Thermal chamber cycling proves flawless module stability across -40°C to +85°C industrial temperatures.
Product Shipping for Arista SFP-25GLRL-31-I Compatible LINK-PP 25G SFP28
LINK-PP implements secure, industrial-grade packaging and expedited global shipping processes to deliver your SFP-25GLRL-31-I transceivers safely and on schedule worldwide.
Anti-Static Protective Packaging
Individual ESD-shielding clamshell packaging prevents electrostatic discharge damage during storage.
Shock-Resistant Transport Protection
High-density cushioned outer cartons absorb mechanical vibrations during transit.
Fast Order Processing and Dispatch
Streamlined warehouse workflows ensure prompt order fulfillment and fast dispatch.
Global Logistics and International Delivery
Reliable international express partners ensure traceable, fast door-to-door delivery worldwide.
Experience seamless deployment with the Arista SFP-25GLRL-31-I Compatible LINK-PP 25G SFP28. Simply insert the module into any compatible SFP28 cage, connect single-mode LC patch cables, and achieve instant 25Gbps link synchronization for switches, routers, and 5G wireless front-haul networks.
SFP-25GLRL-31-I Technical Support
LINK-PP provides professional technical support, including pre-sales consultation, compatibility verification, and post-deployment troubleshooting to ensure smooth network operation.
Pre-Sales Technical Consultation
Professional technical guidance to help customers select the most suitable SFP-25GLRL-31-I modules based on network architecture and application requirements.
Compatibility Verification Support
Compatibility checks and validation to ensure seamless operation with Cisco switches and other supported networking platforms.
Deployment & Installation Assistance
Step-by-step support for installation, configuration, and initial deployment to ensure stable and correct operation.
Long-Term Technical Assurance
Ongoing technical support throughout the product lifecycle to ensure reliable performance in enterprise and carrier-grade networks.
A:
Definitely. This true industrial-grade module is built with rugged components that support a wide operating temperature range from -40°C to +85°C (-40°F to 185°F). It's perfectly engineered for non-climate-controlled outdoor cabinets and cell towers. By
admin
A:
Yes! It offers seamless equipment compatibility and interoperability with major OEM brands like Cisco, Arista, Juniper, and Dell. It’s fully plug-and-play, so you won't have any handshake issues in a multi-brand networking environment. By
admin
A:
Absolutely. We fully support B2B buyers with competitive bulk pricing discounts for large-scale deployments. Please reach out directly to our sales team, and we can set up custom quotes and flexible net terms for your project. By
admin
A:
Yes, they strictly adhere to all core industry compliance and standards, including IEEE 802.3cc (25GBASE-LR modified for 2km), SFP MSA, and SFF-8472 for real-time DDM/DOM monitoring, ensuring they meet strict regulatory and technical requirements. By
admin
A:
This transceiver uses a standard Duplex LC fiber interface. For optimal performance and to achieve the full 2km transmission distance, it requires standard 9/125μm Single Mode Fiber (SMF) equipped with LC connectors. By
admin
Please write comments with more than three
character.
495453
518249
M***s
Sweden
Verified
Purchase
5 .0
2026-08-31
Ran a rigorous multi-brand switch compatibility test for these 1310nm transceivers. Spot on transmit and receive power. Solid 2km transmission distance on 9/125μm SMF. Insane value for bulk data center deployment.
Please write comments with more than three
character.
495453
518233
M***z
Brazil
Verified
Purchase
5 .0
2026-08-08
Tested these LS-SM3125-02I in our outdoor cabinets at -40°C. Flawless 25G base station backhaul over 2km SMF. Full DDM DOM support for monitoring temp and voltage. Highly recommend!
Please write comments with more than three
character.
495453
518238
D***s
Dominican Republic
Verified
Purchase
5 .0
2026-05-19
Upgraded our enterprise NAS and data center interconnects using these 25G SFP28 transceivers. Duplex LC interface clicks securely. Heat dissipation is great even at 85°C industrial temps. No packet drops!
United States · English · USD
