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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 |
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.
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.
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.
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.
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.
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.
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.
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.
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.
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 automated production testing guarantees each optical module meets stringent specifications for optical power, signal purity, and long-term link reliability.
Spectrum analysis verifies central wavelength accuracy and side-mode suppression ratio for precise optical transmission.
Oscilloscope eye diagram testing ensures clean signal waveforms, low jitter, and excellent extinction ratios.
Comprehensive BER testing confirms error-free data transmission under maximum throughput conditions down to 1×10⁻¹².
Thermal cycling tests validate consistent transceiver performance across standard commercial operating temperature ranges.
Our standardized packaging and fulfillment procedures ensure that every optical transceiver arrives safely, securely, and ready for immediate deployment worldwide.
Individual ESD-shielding bags protect sensitive optical components against electrostatic discharge.
Customized foam inserts absorb vibration and physical impact during transit.
Streamlined warehouse operations ensure prompt order fulfillment and rapid dispatch.
Reliable express courier partners enable fast, trackable worldwide shipping service.
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.
LINK-PP provides professional technical support, including pre-sales consultation, compatibility verification, and post-deployment troubleshooting to ensure smooth network operation.
Professional technical guidance to help customers select the most suitable LS-SM312G-10C modules based on network architecture and application requirements.
Compatibility checks and validation to ensure seamless operation with Cisco switches and other supported networking platforms.
Step-by-step support for installation, configuration, and initial deployment to ensure stable and correct operation.
Ongoing technical support throughout the product lifecycle to ensure reliable performance in enterprise and carrier-grade networks.
LINK-PP provides after-sales support for the smooth deployment and reliable operation of the optical modules.
15-day no-reason return and refund
Free replacement for dead-on-arrival (DOA) or defective items within the initial period
Free repair services for manufacturing defects throughout the warranty period
Warranty exclusions and conditions apply
Compatible | LINK-PP | LINK-PP | LINK-PP | LINK-PP | LINK-PP | LINK-PP |
Data Rate (Max) | 2.5Gbps | 2.5Gbps | 2.5Gbps | 2.5Gbps | 2.5Gbps | 2.5Gbps |
Wavelength | 1310nm | 1310nm | 1310nm | 1310nm | 1310nm | 1550nm |
Connector | Duplex LC | Duplex LC | Duplex LC | LC duplex | LC duplex | Duplex LC |
Cable Distance (Max) | 10km | 15km | 20km | 40km | 2km | 120km |
Cable Type | SMF | SMF | SMF | SMF | SMF | SMF |
TX Power | -6 to +1dBm | -6 to +1dBm | -6 to +1dBm | -2 to +3dBm | -10 to -3dBm | -2 to +3dBm |
Receiver Sensitivity | -20 to -1dBm | -20 to -1dBm | -20 to -1dBm | -20 to -1dBm | -20 to -1dBm | -20 to -1dBm |
Operating Temperature | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C |
Form Factor | SFP | SFP | SFP | SFP | SFP | SFP |
Transmitter Type | DFB | DFB | DFB | DFB 1310nm | FP 1310nm | DFB |
Receiver Type | PIN | PIN | PIN | APD | ||
DDM/DOM | Supported | Supported | Supported | Supported | Supported | Supported |
Protocols | MSA Compliant | MSA Compliant | MSA Compliant | MSA Compliant | MSA Compliant | MSA Compliant |
| Pictures | ID# | Description | Price | Stock | Add to Cart |
Q: At this price point, how does the optical performance compare to original brand SFPs? We need reliable DDM/DOM for our ops team. By C***n on 2026-06-10
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
Q: Planning a massive campus fiber deployment and need about 500 units. Do you guys offer any B2B volume pricing for this 1310nm SMF module? By K***z on 2026-06-08
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
Q: Will this module work with our existing OM3 multimode fiber, or is it strictly for single-mode runs? By K***r on 2026-05-11
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
Q: I see this operates from 0 to 70°C. We need something for an outdoor telecom cabinet that gets freezing in winter. Do you have an industrial version? By D***e on 2026-04-02
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
Q: We use a mix of Cisco and Juniper switches in our core network. Will this 2.5G SFP play nice with both without throwing "unsupported transceiver" errors? By K***n on 2026-03-12
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
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