The LINK-PP LS-SM313G-20I is a high-performance industrial grade optical module engineered for seamless data connectivity. As a highly reliable 3G SFP transceiver, it delivers stable communication rates up to 3.2Gbps over single-mode fiber. This cost-effective networking solution perfectly meets the rigorous demands of complex environments with extreme temperature variations.
LINK-PP Part Number
LS-SM313G-20I
Vendor Name
LINK-PP
Form Factor
SFP
Max Data Rate
3.2Gbps
Wavelength
1310nm
Max Cable Distance
20km
Connector
Duplex LC
Media
SMF
Transmitter Type
DFB
Receiver Type
PIN
Receiver Sensitivity
-18dBm
DDM/DOM
Supported
TX Power
-6 to 0dBm
RX Power
-20 to -1dBm
Operating Temperature Range
-40 to 85°C
Protocols
MSA Compliant
Key Features of LINK-PP LS-SM313G-20I 3G SFP
Discover the exceptional capabilities of this premium communication device. Designed for optimal efficiency, this robust 3G SFP transceiver incorporates advanced optical technology and superior industrial materials. It seamlessly integrates into diverse network topologies, delivering uncompromised speed and steadfast reliability for modern enterprises.
LINK-PP LS-SM313G-20I 3G SFP Optical Module
This hot-pluggable SFP footprint device is designed for ultimate flexibility. The industrial optical transceiver supports 1x, 2x, and 4x Fiber Channel systems, offering exceptional interoperability and continuous operation in demanding telecom applications and enterprise networking architectures.
LS-SM313G-20I: 3G Connectivity for Metro Distribution Network
Providing robust 3G network connectivity, this module is an ideal choice for upgrading your metro distribution network infrastructure. It guarantees low-latency data transmission, ensuring high bandwidth capabilities for advanced telecom systems and expanded urban fiber linkages.
LS-SM313G-20I Module with 1310nm Wavelength
Equipped with an advanced 1310nm DFB laser transmitter and sensitive PIN photodiode, this module ensures minimal signal degradation. The optimized 1310nm optical transceiver design provides superior signal integrity and efficient light emission for accurate data routing.
LS-SM313G-20I Module Supporting 20km Transmission
Designed for long-reach communication, this single-mode SFP module supports a maximum 20km transmission distance. It effectively overcomes attenuation issues in long-haul deployments, making it the perfect solution for extended optical links and campus network backbones.
LS-SM313G-20I Module with Duplex LC Interface
Featuring a standard duplex LC receptacle, this fiber optic transceiver ensures secure and easy physical connections. The reliable LC connector interface promotes quick installation, reduces insertion loss, and maximizes overall compatibility with standard patch cords.
LS-SM313G-20I Module with DOM for Real-Time Monitoring
With built-in digital diagnostic monitoring, this smart SFP module enables real-time tracking of critical parameters. Network administrators can easily monitor temperature, voltage, bias current, and optical power, significantly reducing downtime through proactive network maintenance.
LINK-PP LS-SM313G-20I 3G SFP Certification
Our premium fiber optic products comply with stringent international standards. Every unit undergoes rigorous evaluation to guarantee ultimate network safety, regulatory compliance, and consistent operational excellence.
We implement a comprehensive quality control protocol for every industrial SFP module. Each transceiver passes through multiple automated inspection stages to confirm superior reliability before shipment.
LS-SM313G-20I Quality Certifications
This robust optical module is fully certified by CE, FCC, UKCA, UL, and REACH. It strictly adheres to RoHS guidelines and Class I laser safety requirements.
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.
LS-SM313G-20I Certified for Reliable Host-Device Compatibility
Complying with the SFP Multi-Source Agreement and SFF-8472 standards, this universal transceiver ensures seamless integration and reliable interoperability across a wide variety of networking equipment brands.
Rigorous Testing Ensures Reliable SFP Performance
Advanced laboratory testing procedures validate the operational integrity of each optical transceiver, assuring flawless execution in demanding industrial networking environments.
Optical Spectrum Test
We verify the precise 1310nm wavelength stability to prevent critical signal interference.
Eye Pattern Test
Detailed eye diagram analysis ensures excellent signal quality and minimal jitter during transmission.
Bit Error Rate Test
Continuous data stream validation guarantees a flawlessly low bit error rate for connectivity.
Temperature Test
Thermal cycling confirms stable performance within the extreme -40°C to +85°C industrial range.
Product Shipping for LINK-PP LS-SM313G-20I 3G SFP
Our streamlined distribution process guarantees secure packaging and prompt dispatch. We ensure your networking equipment arrives safely and ready for immediate deployment.
Anti-Static Protective Packaging
Specialized ESD bags protect the sensitive optical components from electrostatic discharge.
Shock-Resistant Transport Protection
Custom foam inserts absorb vibrations and prevent mechanical damage during transit.
Fast Order Processing and Dispatch
Our automated warehousing ensures your optical modules are shipped without delay.
Global Logistics and International Delivery
We partner with top couriers for reliable worldwide shipping and accurate parcel tracking.
LINK-PP LS-SM313G-20I 3G SFP Usage Demonstration
Upgrading your network is incredibly simple with this hot-pluggable module. Just insert the industrial transceiver into the appropriate switch port, connect your single-mode fiber patch cord, and immediately experience lightning-fast data routing without rebooting the system.
LS-SM313G-20I 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 LS-SM313G-20I 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:
Yes, all our networking equipment is rigorously tested and globally certified. The transceiver fully complies with RoHS, CE, FCC, and standard MSA protocols, making it perfectly safe and legal for enterprise telecom racks. By
admin on
2026-08-11
A:
The LS-SM313G-20I is optimized specifically for Single Mode Fiber (SMF) to reach up to 20km. Using it with multimode patch cords will cause severe signal attenuation, so we highly recommend sticking strictly to SMF. By
admin on
2026-05-12
A:
Absolutely. We provide tiered pricing for bulk procurement. For orders over 1,000 units, the cost drops significantly, and you can also apply our coupon codes at checkout to save even more on your IT budget. By
admin on
2025-12-24
A:
Yes! The LS-SM313G-20I is strictly MSA compliant. We've verified it for plug-and-play interoperability with multi-vendor equipment like Cisco, Juniper, and Arista, so you won't get those annoying incompatible transceiver warnings. By
admin on
2025-10-19
Please write comments with more than three
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481431
453992
L***l
Russian Federation
Verified
Purchase
5 .0
2026-05-13
Tested the 3G SFP 1310nm on multiple OEM switches including Cisco and Mikrotik. Zero compatibility errors! The duplex LC connector fits perfectly, delivering stable 3.125Gbps over a 15km campus fiber run.
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481431
453990
M***n
Panama
Verified
Purchase
5 .0
2026-01-09
Outstanding performance for the price! I used this industrial-grade transceiver for our telecom network distribution. Signal integrity is flawless thanks to the sensitive PIN receiver, even under extreme temperature fluctuations. (^-^)
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481431
453981
M***g
Poland
Verified
Purchase
5 .0
2025-11-12
Deployed 50 of these in our outdoor cabinets for base station backhaul. The -40 to 85°C temp rating is legit, and DOM features make remote monitoring via our NMS a breeze.
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character.
481431
453983
J***z
Germany
Verified
Purchase
5 .0
2025-10-27
Upgrading our data center interconnects with these LINK-PP optical modules saved our IT budget. The DFB transmitter guarantees low latency, completely outperforming our old gear across 20km single-mode fiber links.
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