The LINK-PP LS-SM312G-10C is a high-performance 2.5G SFP optical transceiver module engineered for single-mode fiber transmission over distances up to 10km. Operating at a 1310nm wavelength using a DFB laser transmitter and PIN photodetector, this hot-pluggable transceiver supports data rates up to 2.5Gbps, featuring a duplex LC connector, standard +3.3V power supply, and integrated digital diagnostic monitoring.
LINK-PP Part Number
LS-SM312G-10C
Vendor Name
LINK-PP
Form Factor
SFP
Max Data Rate
2.5Gbps
Wavelength
1310nm
Max Cable Distance
10km
Connector
Duplex LC
Media
SMF
Transmitter Type
DFB
Receiver Type
PIN
Receiver Sensitivity
-18dBm
DDM/DOM
Supported
TX Power
-6 to +1dBm
RX Power
-20 to -1dBm
Operating Temperature Range
0 to 70°C
Protocols
MSA Compliant
Key Features of LINK-PP LS-SM312G-10C 2.5G SFP
This 2.5G SFP transceiver features hot-pluggable installation, a 1310nm DFB laser, and a PIN receiver to ensure reliable signal integrity. Fully compliant with SFP MSA and SFF-8472 standards, it delivers real-time DDM performance, low power consumption, RoHS compatibility, and seamless interoperability across commercial networking equipment.
LINK-PP LS-SM312G-10C 2.5G SFP Optical Module
Designed for high-speed telecom and enterprise optical networks, this 2.5G SFP optical module delivers cost-effective, low-latency transmission. Its robust metal enclosure minimizes electromagnetic interference while maintaining optimal thermal stability during continuous operation.
LS-SM312G-10C: 2.5G Connectivity for CPRI Links
Supporting CPRI protocol requirements, this 2.5G transceiver module provides stable, synchronized optical connectivity for wireless base station front-haul infrastructure. It ensures dependable data transport between BBU and RRU units across short to medium-haul links.
LS-SM312G-10C Module with 1310nm Wavelength
Utilizing a precision 1310nm DFB laser, this optical transceiver achieves high side-mode suppression and superior signal quality. The 1310nm operating wavelength minimizes dispersion, guaranteeing clean optical performance over single-mode optical fiber.
LS-SM312G-10C Module Supporting 10km Transmission
Engineered for up to 10km single-mode fiber links, this SFP transceiver offers a reliable 12dB optical power budget. It is an ideal solution for campus backbones, metropolitan networks, and distributed antenna systems.
LS-SM312G-10C Module with Duplex LC Interface
Featuring an industry-standard duplex LC receptacle, this 2.5Gbps SFP module ensures secure, low-loss optical fiber mating. The compact LC interface facilitates high-density panel configurations while offering effortless insertion and removal during maintenance.
LS-SM312G-10C Module with DOM for Real-Time Monitoring
Equipped with Digital Optical Monitoring (DOM) compliant with SFF-8472, this module enables network administrators to track real-time operational parameters, including temperature, supply voltage, transmitter bias current, and optical input/output power levels.
LINK-PP LS-SM312G-10C 2.5G SFP Certification
Manufactured under strict quality management systems, this 2.5G SFP module meets international safety and environmental regulations, ensuring reliable operation, low electromagnetic emissions, and global eco-friendly compliance.
Every transceiver undergoes a comprehensive multi-stage quality control process, verifying optical performance, electrical stability, and thermal resilience to guarantee defect-free delivery for critical network applications.
LS-SM312G-10C Quality Certifications
Fully compliant with CE, FCC, REACH, and RoHS standards, this module satisfies Class 1 laser safety standards, fulfilling international regulatory mandates for safe optical network deployment.
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-SM312G-10C Certified for Reliable Host-Device Compatibility
Thoroughly validated across major switch, router, and media converter platforms, this transceiver ensures seamless plug-and-play EEPROM recognition, stable link initialization, and error-free host port compatibility.
Rigorous Testing Ensures Reliable SFP Performance
Rigorous automated production testing guarantees each optical module meets stringent specifications for optical power, signal purity, and long-term link reliability.
Optical Spectrum Test
Spectrum analysis verifies central wavelength accuracy and side-mode suppression ratio for precise optical transmission.
Eye Pattern Test
Oscilloscope eye diagram testing ensures clean signal waveforms, low jitter, and excellent extinction ratios.
Bit Error Rate Test
Comprehensive BER testing confirms error-free data transmission under maximum throughput conditions down to 1×10⁻¹².
Temperature Test
Thermal cycling tests validate consistent transceiver performance across standard commercial operating temperature ranges.
Product Shipping for LINK-PP LS-SM312G-10C 2.5G SFP
Our standardized packaging and fulfillment procedures ensure that every optical transceiver arrives safely, securely, and ready for immediate deployment worldwide.
Anti-Static Protective Packaging
Individual ESD-shielding bags protect sensitive optical components against electrostatic discharge.
Shock-Resistant Transport Protection
Customized foam inserts absorb vibration and physical impact during transit.
Fast Order Processing and Dispatch
Streamlined warehouse operations ensure prompt order fulfillment and rapid dispatch.
Installing the transceiver is straightforward: insert the hot-pluggable module into the SFP slot until it clicks securely, connect the duplex LC patch cable, and monitor real-time link status via the host device management interface.
LS-SM312G-10C 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-SM312G-10C 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:
The optical performance is completely on par with OEM originals. It features a high-quality FP 1310nm laser (-6 to +1dBm TX power) and highly accurate DOM/DDM functions for real-time monitoring of optical power, temperature, and voltage. You get enterprise-grade stability at a fraction of the cost. By
admin on
2026-06-10
A:
Definitely. For enterprise bulk deployments, we offer tiered pricing. Ordering 100+ units drops the price significantly, and for an order of 500 units, you can reach out directly to our sales team for a customized B2B discount and net terms to better manage your IT budget! By
admin on
2026-06-08
A:
This transceiver is specifically engineered for Single Mode Fiber (SMF) to achieve the full 10km transmission distance using a 1310nm wavelength. It will not function optimally on OM3/OM4 multimode fiber. If your setup requires 2.5G over multimode, please search our store for MMF-compatible variants. By
admin on
2026-05-11
A:
This specific LS-SM312G-10C model is designed with a commercial temperature range (0 to 70°C) for indoor server rooms. However, we do manufacture an industrial wide-temperature version (LS-SM312G-10I) that operates reliably from -40°C to 85°C, which is perfect for your harsh outdoor cabinet deployments! By
admin on
2026-04-02
A:
Yes, absolutely! This LS-SM312G-10C module is strictly MSA compliant and fully tested for Cisco OEM compatibility. For mixed-brand enterprise environments, it offers seamless interoperability, allowing smooth plug-and-play across different switches without annoying error codes. By
admin on
2026-03-12
Upgraded our server room connectivity with these LINK-PP 10km SFPs. The single-mode fiber compatibility is top-notch. Passed all our RFC2544 tests with zero CRC errors. Highly recommend for telecom infrastructure. (ง'̀-'́)ง
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478245
459553
C***s
Sweden
Verified
Purchase
5 .0
2026-03-29
Deployed these 2.5Gbps Cisco compatible SFPs for our campus fiber network upgrade. The DDM feature monitors TX/RX power perfectly. Linked up 10km single-mode runs without any packet drops. Solid B2B choice!
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478245
459547
A***n
Sweden
Verified
Purchase
5 .0
2025-10-08
Tested this MSA compliant 2.5G transceiver in our data center interconnect project. 1310nm FP laser handles the 8km backhaul smoothly. Great DOM accuracy and stays cool within the 0-70°C range.
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478245
459564
J***a
Argentina
Verified
Purchase
5 .0
2025-09-24
Bought a batch of these Duplex LC optical modules for our enterprise switch deployment. Seamless interoperability with mixed-brand gear. Excellent -6 to +1dBm TX power. Superb cost-efficiency for 2.5G network rollouts!
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478245
205694
M***i
United States
Verified
Purchase
5 .0
2024-06-05
LINK-PP has everything that I need in stock, with the best prices and the Fastest shipping. Shopping here is always a fantastic experience for me. I love LINK-PP and will continue to use it as my provider for all of my fiber optics needs!
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478245
205693
S***e
Brazil
Verified
Purchase
5 .0
2024-01-16
We needed a very Fast shipping and our Link-pp account help us to meet our request. Very professional and efficient staff. The product works very well.
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