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The LINK-PP LS-BL31551G-03C is a high-performance 1G BiDi SFP transceiver engineered for reliable Gigabit Ethernet links. Operating over single-mode fiber, this module supports a 1.25Gbps data rate and covers transmission distances up to 3km. It leverages standard Simplex LC connectors and advanced WDM technology, making it an ideal cost-effective solution for optimizing fiber network infrastructure.
| LINK-PP Part Number | LS-BL31551G-03C | Vendor Name | LINK-PP |
| Form Factor | SFP | Max Data Rate | 1.25Gbps |
| Wavelength | 1310nm-TX/1550nm-RX | Max Cable Distance | 3km |
| Connector | Simplex LC | Media | SMF |
| Transmitter Type |
FP | Receiver Type |
PIN |
| TX Power | -15 to -8dBm | RX Power | -23 to -1dBm |
| Receiver Sensitivity | <-23dBm | DOM Support | Yes |
| Operating Temperature Range | 0 to 70°C | Protocols |
Fast Ethernet, Gigabit Fibre Channel, MSA Compliant |
This LINK-PP 1G BiDi SFP optical transceiver boasts exceptional hot-pluggable capabilities for seamless integration into existing network setups. It strictly complies with SFP MSA and SFF-8472 standards. Featuring low power consumption and robust laser safety, the LS-BL31551G-03C ensures stable, long-lasting connectivity.
Built with premium components, the LINK-PP LS-BL31551G-03C 1G BiDi SFP optical module provides outstanding signal integrity. Its single-mode fiber design maximizes data transfer efficiency, offering network administrators a reliable and scalable Gigabit Ethernet communication solution.
The LS-BL31551G-03C excels in upgrading Gigabit Ethernet infrastructure across enterprise environments. Delivering robust 1G connectivity for campus networks, this BiDi SFP minimizes cabling costs while maintaining secure, high-speed data transmission between different building facilities.
Utilizing wavelength-division multiplexing, the LS-BL31551G-03C module operates with a 1310nm-TX and 1550nm-RX wavelength over a single fiber strand. This single-fiber bidirectional transmission doubles your network capacity, optimizing available optical infrastructure without deploying additional cables.
Engineered for medium-range fiber links, the LS-BL31551G-03C module supports up to 3km transmission over standard SMF. This reach perfectly accommodates local area networks and industrial interconnects, guaranteeing lossless optical signals throughout the entire distance.
Equipped with an industry-standard connector, the LS-BL31551G-03C module features a simplex LC interface. This precise optical receptacle ensures secure fiber patching, minimal insertion loss, and effortless physical maintenance within high-density network switches and routers.
Designed with intelligent management features, the LS-BL31551G-03C module includes DOM for real-time monitoring. Network engineers can proactively track critical transceiver diagnostics, such as temperature, optical power, and voltage, ensuring uninterrupted network stability and performance.
Every LINK-PP LS-BL31551G-03C 1G SFP undergoes comprehensive evaluation to meet international networking standards. Our rigorous validation processes guarantee exceptional reliability, safety, and compliance for enterprise telecommunications.
The LS-BL31551G-03C quality testing program evaluates every transceiver under extreme conditions. We systematically analyze optical performance, electrical stability, and mechanical durability to prevent network failures.
Boasting extensive industry approvals, the LS-BL31551G-03C quality certifications include RoHS, CE, and FDA Class 1 laser safety standards, ensuring eco-friendly and perfectly safe operational deployments.
The LS-BL31551G-03C is certified for reliable host-device compatibility. It works seamlessly with major networking equipment, preventing vendor lock-in and eliminating recognition errors during system integration.
Rigorous testing ensures reliable SFP performance across various networking environments. Each LINK-PP module completes advanced factory diagnostics before reaching your network.
The optical spectrum test verifies precise wavelength accuracy and spectral width limits.
An eye pattern test guarantees high signal clarity and minimal timing jitter.
The bit error rate test ensures flawless data transmission across continuous operations.
Extensive temperature testing confirms thermal stability under demanding network switch conditions.
We prioritize secure product shipping for the LINK-PP LS-BL31551G-03C 1G SFP, utilizing advanced packaging solutions to protect your optical modules globally.
Specialized anti-static protective packaging shields components from electrostatic discharge damage.
Custom shock-resistant transport protection safeguards delicate optics against transit vibrations.
Our fast order processing and dispatch procedures ensure minimal waiting times.
Reliable global logistics and international delivery guarantee prompt worldwide arrivals.
Installing the LINK-PP LS-BL31551G-03C 1G SFP is remarkably simple. Gently slide the hot-pluggable transceiver into your compatible switch port until it clicks, then connect your single-mode fiber patch cord directly into the simplex LC receptacle.
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-BL31551G-03C 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) | 1.25Gbps | 1.25Gbps | 1.25Gbps | 1.25Gbps | 1.25Gbps | 1.25Gbps |
Wavelength | 1310nm-TX/1550nm-RX | 1310nm-TX/1550nm-RX | 1310nm-TX/1550nm-RX | 1310nm-TX/1550nm-RX | 1310nm-TX/1550nm-RX | 1310nm-TX/1550nm-RX |
Connector | Simplex LC | Simplex LC | Simplex LC | Simplex LC | Simplex LC | Simplex LC |
Cable Distance (Max) | 3km | 2km | 10km | 15km | 40km | 20km |
Cable Type | SMF | SMF | SMF | SMF | SMF | SMF |
TX Power | -15 to -8dBm | -15 to -8dBm | -9 to 0dBm | -5 to 0dBm | -5 to 0dBm | -9 to 0dBm |
Receiver Sensitivity | -23 to -1dBm | -23 to -1dBm | -23 to -1dBm | -23 to -1dBm | -23 to -1dBm | -23 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 | FP | FP | FP | FP | DFB | FP |
Receiver Type | PIN | PIN | PIN | PIN | PIN | PIN |
DOM Support | Yes | Yes | Yes | Yes | Yes | Yes |
Protocols | Fast Ethernet, Gigabit Fibre Channel, MSA Compliant | Fast Ethernet, Gigabit Fibre Channel, MSA Compliant | Fast Ethernet, Gigabit Fibre Channel, MSA Compliant | Fast Ethernet, Gigabit Fibre Channel, MSA Compliant | Fast Ethernet, Gigabit Fibre Channel, MSA Compliant | Fast Ethernet, Gigabit Fibre Channel, MSA Compliant |
| Pictures | ID# | Description | Price | Stock | Add to Cart |
Q: I'm planning to deploy around 150 units for a new campus fiber rollout. Do you guys offer any volume discounts for bulk B2B purchases? By D***r on 2026-06-06
A: Yes, we definitely do! For batch deployments like your campus network, we offer flexible tiered pricing. Since your order exceeds 100 pieces, you'll automatically get a reduced unit price. Reach out to our direct sales team for a custom quote. By admin on 2026-06-06
Q: We run a mix of Cisco and Ubiquiti switches in our edge cabinets. Will this LS-BL31551G-03C module work seamlessly across both brands without throwing unapproved transceiver errors? By J***z on 2026-01-28
A: Absolutely! This 1G BiDi SFP is fully MSA compliant and has been rigorously tested for strict OEM interoperability. It operates plug-and-play on both Cisco and Ubiquiti platforms without triggering any vendor lock-in warnings. By admin on 2026-01-28
Q: Our project timelines are super tight right now. What does your current inventory look like, and how fast can you fulfill and ship an order to the US? By C***l on 2026-01-04
A: We maintain a highly stable supply chain with deep stock levels for the LS-BL31551G-03C. Most orders process within 2 days, and standard transit to the US typically takes just 2 to 5 business days, keeping your deployment perfectly on schedule. By admin on 2026-01-04
Q: Are these modules compliant with IEEE 802.3z standards for Gigabit Ethernet? We need to ensure they meet our enterprise networking audit requirements. By L***e on 2026-01-02
A: Yes, they are 100% compliant with IEEE 802.3z Gigabit Ethernet standards, as well as Gigabit Fibre Channel and SFF-8472 specifications for DOM capabilities. They easily meet rigorous enterprise, telecom, and data center compliance audits. By admin on 2026-01-02
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