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LS-SC31491G-10C 1g sfp bidi 1310nm-tx 1490nm-rx 10km simplex lc dom smf optical transceiver module
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LINK-PP LS-SC31491G-10C 1G SFP BiDi 1310nm-TX/1490nm-RX 10km Simplex LC DOM SMF Optical Transceiver Module

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Product summary

Product
LINK-PP LS-SC31491G-10C 1G SFP BiDi 1310nm-TX/1490nm-RX 10km Simplex LC DOM SMF Optical Transceiver Module
SKU
204036
P/N
LS-SC31491G-10C
Price
$ 8.2
Stock
190 in Stock
Sold
710
For Order Over $1000 Get $15.00 Off , Code: Linkpp15
For Order Over $3000 Get $50.00 Off , Code: Linkpp50
For Order Over $5000 Get $100.00 Off , Code: Linkpp100
New Users: $10 Coupon for Orders , Code: linkpp2610
22 Reviews
4 Questions
710 Sold
Shipping:
Free Shipping
to United States via FedEx
Estimated delivery time : 3 - 10 days.
5-Year Warranty 30-Day Returns 30-Day Exchange
Warranty
  • Providing industry-leading 5-year warranty.
  • Read the table for details of all products' warranty.
Returns & Exchange
  • Refunds will be received about 5 business days after the receipt of returned items.
  • Items in stock for replacement can be shipped within 1 business day.
  • Read the full return policy for details.
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LINK-PP LS-SC31491G-10C 1G BiDi SFP Specifications

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

Key Features of LINK-PP LS-SC31491G-10C 1G BiDi SFP

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.

LINK-PP LS-SC31491G-10C 1G BiDi SFP Optical Module

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.

LS-SC31491G-10C: 1G Connectivity for Server Interconnection

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.

LS-SC31491G-10C Module with 1310nm-TX and 1490nm-RX Wavelength

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.

LS-SC31491G-10C Module Supporting 10km Transmission

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.

LS-SC31491G-10C Module with Simplex SC Interface

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.

LS-SC31491G-10C Module with DOM for Real-Time Monitoring

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.


LINK-PP LS-SC31491G-10C 1G SFP Certification

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.

Optical Transceivers Testing

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.

LS-SC31491G-10C Quality Certifications

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.

LS-SC31491G-10C Certified for Reliable Host-Device Compatibility

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.


Rigorous Testing Ensures Reliable SFP Performance

Comprehensive optical testing and rigorous performance validation procedures are systematically applied to guarantee superior signal integrity and long-term hardware reliability.

Optical

Optical Spectrum Test

Ensures precise wavelength accuracy and verifies optimal laser center frequency characteristics.

Optical

Eye Pattern Test

Evaluates signal quality to confirm excellent transmitter performance and minimal jitter limits.

Optical

Bit Error Rate Test

Confirms exceptional data transmission stability under heavy traffic loads without packet loss.

Optical

Temperature Test

Validates thermal reliability across the standard zero to seventy degrees Celsius operating range.


Product Shipping for LINK-PP LS-SC31491G-10C 1G SFP

We utilize professional packaging and secure delivery methods to ensure your optical networking equipment arrives safely through our reliable worldwide shipping network.

Anti-Static Protective Packaging

Anti-Static Protective Packaging

Delivered in ESD safe blister packs to prevent electrical damage.

Shock-Resistant Transport Protection

Shock-Resistant Transport Protection

Cushioned carton designs provide maximum transit security against physical impacts.

Fast Order Processing and Dispatch

Fast Order Processing and Dispatch

Streamlined warehouse operations guarantee quick dispatch for urgent networking projects.

Global Logistics and International Delivery

Global Logistics and International Delivery

Partnering with trusted international couriers for efficient global door-to-door delivery.

LINK-PP LS-SC31491G-10C 1G SFP Usage Demonstration

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.

LS-SC31491G-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

Pre-Sales Technical Consultation

Professional technical guidance to help customers select the most suitable LS-SC31491G-10C modules based on network architecture and application requirements.

Compatibility Verification Support

Compatibility Verification Support

Compatibility checks and validation to ensure seamless operation with Cisco switches and other supported networking platforms.

Deployment & Installation Assistance

Deployment & Installation Assistance

Step-by-step support for installation, configuration, and initial deployment to ensure stable and correct operation.

Long-Term Technical Assurance

Long-Term Technical Assurance

Ongoing technical support throughout the product lifecycle to ensure reliable performance in enterprise and carrier-grade networks.

LINK-PP LS-SC31491G-10C 1G SFP After-Sales Assurance

LINK-PP provides after-sales support for the smooth deployment and reliable operation of the optical modules.

15 days

15-day no-reason return and refund

Free maintenance or replacement

Free replacement for dead-on-arrival (DOA) or defective items within the initial period

Free maintenance

 Free repair services for manufacturing defects throughout the warranty period

Limitations

Warranty exclusions and conditions apply

Model Comparison Table

LINK-PP

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S***r
Switzerland
Verified Purchase
5 .0
2026-06-21
As a network engineer, finding a reliable SMF optical transceiver with real DDM support and proper OEM compatibility is rare at this price. Perfect for our high-speed base station backhaul!
E***s
Ukraine
Verified Purchase
5 .0
2026-06-11
Gigabit Ethernet SFP running cool at 45°C.
J***n
United States
Verified Purchase
5 .0
2026-05-27
Great value SMF optical transceiver. It seamlessly links our multi-brand switches without any errors.
M***g
Austria
Verified Purchase
5 .0
2026-05-07
Utilizing the simplex SC connector for a management link on my 10G NAS. Highly recommend!
C***r
Netherlands
Verified Purchase
5 .0
2026-03-25
OEM compatibility is spot on. Very happy! (^^)
J***s
Belgium
Verified Purchase
5 .0
2026-02-14
Replaced our old dual-fiber links with this Gigabit Ethernet SFP. The 1310nm/1490nm BiDi setup drastically cut our cabling costs. Performance is indistinguishable from $50 name-brand modules in our data center.
D***e
Denmark
Verified Purchase
5 .0
2026-02-11
We migrated our campus fiber networking using these 1310nm-TX/1490nm-RX BiDi optics. The simplex SC connector saves valuable fiber strands. Operating temperature stays stable around 40°C in our temperature-controlled outdoor cabinets.
S***s
Norway
Verified Purchase
5 .0
2026-02-02
Great BiDi SFP module! Works with Cisco switches.
P***r
Venezuela
Verified Purchase
5 .0
2026-01-24
Plug and play simplex SC connector. \o/
R***r
Russian Federation
Verified Purchase
5 .0
2025-11-26
10km transmission distance is accurate. Perfect for our rural base station backhaul project.
S***s
Denmark
Verified Purchase
5 .0
2025-11-22
Tested this BiDi SFP module across Ubiquiti and Mikrotik gear. 100% compatible and stable.
D***n
Canada
Verified Purchase
5 .0
2025-10-31
Ran an extensive multi-brand switch compatibility test on this 1.25G SFP SC transceiver. It effortlessly handles 10km distances over single-mode fiber. DOM readings match our expensive Fluke meters exactly!
S***s
Costa Rica
Verified Purchase
4 .0
2025-10-25
Delivery took two days longer than expected. SMF optical transceiver itself is perfect though.
M***a
Chile
Verified Purchase
5 .0
2025-10-13
DDM feature works instantly on this 1310nm-TX/1490nm-RX optic. Great for enterprise access networks.
J***e
Macao
Verified Purchase
5 .0
2025-09-17
DOM support is super helpful for monitoring.
J***s
Mexico
Verified Purchase
5 .0
2025-09-13
Deployed 1.25G SFP SC modules in indoor cabinets. Zero link drops so far!
J***s
Austria
Verified Purchase
5 .0
2025-09-06
Awesome for my home NAS fiber setup! (⌐■_■)
L***s
Dominican Republic
Verified Purchase
5 .0
2025-08-30
No issues connecting our data center racks.
A***r
Australia
Verified Purchase
5 .0
2025-08-05
Exact 1310nm-TX/1490nm-RX wavelength we needed. Perfect.
K***s
Germany
Verified Purchase
5 .0
2025-08-04
Cheap and reliable SMF optical transceiver module.
T***n
Ukraine
Verified Purchase
5 .0
2025-07-24
Solid 10km transceiver for campus fiber network.
D***l
Chile
Verified Purchase
5 .0
2025-06-28
Strictly need 0-70°C working temp for our server room. These fit the bill perfectly.
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