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The LINK-PP LS-SC31491G-10C optical transceiver delivers reliable Gigabit Ethernet performance over single-mode fiber. This 1.25Gbps single-fiber bidirectional module operates efficiently in commercial temperature environments. Featuring advanced FP laser technology and a precise PIN detector, this 1G BiDi SFP ensures seamless network upgrades and robust data transmission for enterprise infrastructure.
| LINK-PP Part Number | LS-SC31491G-10C | Vendor Name | LINK-PP |
| Form Factor | SFP | Max Data Rate | 1.25Gbps |
| Wavelength | 1310nm-TX/1490nm-RX | Max Cable Distance | 10km |
| Connector | Simplex SC | Media |
SMF |
| Transmitter Type | FP | Receiver Type | PIN |
| TX Power | -9 to 0dBm | RX Power | -23 to -1dBm |
| Receiver Sensitivity | <-23dBm | Receiver Overload | -3dBm |
| DOM Support | Yes | Operating Temperature Range |
0 to 70°C |
This hot-pluggable single fiber bidirectional transceiver offers an outstanding balance of performance and efficiency. Designed for cost-effective networking, the optical module features low power consumption and MSA compliance. It serves as a perfect solution for high-speed telecom and data center applications demanding consistent bandwidth.
As a premium 1000BASE-BX fiber optic module, it provides a stable gigabit link for modern network architectures. This compact optical component seamlessly integrates into existing systems, maximizing port density while significantly reducing overall fiber cabling costs.
Delivering optimal 1G connectivity, this transceiver excels in server interconnection and data center interconnect scenarios. It guarantees smooth traffic flow between enterprise switches and storage systems, ensuring uninterrupted operations for bandwidth-intensive enterprise data networks.
Utilizing advanced WDM technology, the device operates seamlessly with a TX 1310nm and RX 1490nm wavelength configuration. This single-strand operation effectively doubles your existing fiber capacity, requiring a complementary module at the opposite end for complete communication.
Engineered for long-reach connectivity, the component reliably supports a 10km transmission range over standard 9/125μm SMF. This extended reach makes it ideal for campus networks, metropolitan area networks, and connecting remote facilities without signal degradation.
Equipped with a durable Simplex SC connector, this optical interface ensures quick and secure physical connections. The standardized pluggable design minimizes insertion loss, facilitating rapid deployment and hassle-free maintenance in high-density telecommunication distribution frames.
Integrated Digital Optical Monitoring provides network administrators with critical diagnostic insights. This DOM functionality allows real-time tracking of operating temperature, voltage, laser bias current, and optical power levels, actively preventing potential link failures and minimizing downtime.
Meeting stringent regulatory compliance and industry standards, this transceiver guarantees safe and legal operation across global markets, providing users with absolute confidence in its manufacturing integrity.
Our comprehensive quality assurance program ensures every unit undergoes strict factory testing before dispatch. This rigorous protocol verifies flawless performance and mechanical durability in demanding environments.
This networking component proudly holds CE, FCC, UKCA, UL, and REACH certifications, demonstrating full adherence to international safety, electromagnetic compatibility, and strict environmental protection regulations.
Engineered for seamless multi-vendor compatibility, the optical transceiver is meticulously programmed and tested to work flawlessly alongside major OEM equipment, preventing annoying vendor lock-in issues.
Comprehensive optical testing and rigorous performance validation procedures are systematically applied to guarantee superior signal integrity and long-term hardware reliability.
Ensures precise wavelength accuracy and verifies optimal laser center frequency characteristics.
Evaluates signal quality to confirm excellent transmitter performance and minimal jitter limits.
Confirms exceptional data transmission stability under heavy traffic loads without packet loss.
Validates thermal reliability across the standard zero to seventy degrees Celsius operating range.
We utilize professional packaging and secure delivery methods to ensure your optical networking equipment arrives safely through our reliable worldwide shipping network.
Delivered in ESD safe blister packs to prevent electrical damage.
Cushioned carton designs provide maximum transit security against physical impacts.
Streamlined warehouse operations guarantee quick dispatch for urgent networking projects.
Partnering with trusted international couriers for efficient global door-to-door delivery.
Experience true plug and play installation with this transceiver. Simply insert the module into your compatible switch port and connect the single-mode fiber patch cord. The hot-swappable design allows network upgrades without interrupting existing power supplies or operations.
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-SC31491G-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) | 1.25Gbps | 1.25Gbps | 1.25Gbps | 1.25Gbps | 1.25Gbps | 1.25Gbps |
Wavelength | 1310nm-TX/1490nm-RX | 1310nm-TX/1490nm-RX | 1550nm-TX/1310nm-RX | 1550nm-TX/1310nm-RX | 1490nm-TX/1310nm-RX | 1550nm-TX/1310nm-RX |
Connector | Simplex SC | Simplex SC | Simplex SC | Simplex SC | Simplex SC | Simplex SC |
Cable Distance (Max) | 10km | 20km | 40km | 3km | 10km | 10km |
Cable Type | SMF | SMF | SMF | SMF | SMF | SMF |
TX Power | -9 to 0dBm | -9 to 0dBm | -9 to 0dBm | -9 to 0dBm | -9 to 0dBm | -9 to 0dBm |
Receiver Sensitivity | -23 to -1dBm | -23 to -1dBm | -24dBm | -23dBm | -23 to -1dBm | -23dBm |
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 | DFB | FP | DFB | DFB |
Receiver Type | PIN | PIN | PIN | PIN | PIN | PIN |
Receiver Overload | -3dBm | -3dBm | -3dBm | -3dBm | -3dBm | |
DOM Support | Yes | Yes | Yes | Yes | Yes | Yes |
| Pictures | ID# | Description | Price | Stock | Add to Cart |
Q: Do these Gigabit Ethernet SFPs meet CE and RoHS standards for deployment in European data centers? By A***t on 2026-06-11
A: Yes, they do. All our SMF optical transceivers are fully certified and strictly comply with CE, RoHS, FCC, REACH, and UKCA standards, ensuring complete industry compliance for global data center deployments. By admin on 2026-06-11
Q: Hello, will this 1.25G SFP SC module work with both Cisco and Juniper switches in the same rack? By E***n on 2026-04-28
A: Yes, absolutely! Our transceivers are MSA compliant and undergo rigorous multi-brand switch compatibility testing. They ensure seamless interoperability across Cisco, Juniper, Ubiquiti, Mikrotik, and other major OEM equipment. By admin on 2026-04-29
Q: How fast can you ship 500 of these BiDi SFP modules? We've had major supply chain and delay issues with other vendors. By M***z on 2026-03-27
A: We maintain a highly stable global supply chain. With our current active inventory, in-stock items like this module usually ship within 2 business day. Backorders are typically processed in just a few days to keep your project on schedule! By admin on 2026-03-27
Q: We need to install these in non-climate-controlled outdoor cabinets. Is there an industrial wide-temperature version available? By N***t on 2025-09-28
A: This specific LS-SC31491G-10C model has a 0 to 70°C operating temperature designed for indoor and temperature-controlled environments. However, we do offer the LS-SC31491G-10I model, which supports industrial wide temperatures from -40 to 85°C. By admin on 2025-09-28
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