Free shipping over $600. For wholesale pricing, please contact us directly.
Need Help?
Chat live with us
Live Chat
Want to call?

+ 86-752-3386717

Language: English
  1. English
  2. Русский
  3. Português
  4. Español
  5. Nederlands
  6. Français
  7. Italiano
  8. Deutsch
  9. العربية
  10. Ελληνικά
  11. にほんご
  12. 한국어
  13. Tiếng Việt
  14. Indonesian
  15. Thai
Currency: USD
USD - US Dollar
EUR - Euro
GBP - British Pound
CAD - Canadian Dollar
AUD - Australian Dollar
JPY - Japanese Yen
SEK - Swedish Krona
NOK - Norwegian Krone
IDR - Indonesia Rupiahs
BRL - Brazilian Real
THB - Thailand Baht
  • Mind your business with a variety of trusted payment options.

  • Use order number or tracking number to check shipping status.

  • Get your quote fast and offer you more professional service.

  • Help manage your budget & expenditure better.

  • Meet us and know our mission, belief, service and more.

  • Find our locations and get connected with us closely.

  • Quality management, testing, compatibility and global compliance.

  • Download ISO, CE, FCC, UL, RoHS and REACH certificates by product line.

  • Lab tour, optical test bed, compatibility tool and test requests.

  • Find out the latest news and events around l-p.com

  • Deep dive into technical guides, industry standards, and SFP compatibility insights.

  • Detailed product benchmarks and side-by-side comparisons to help you choose the right module.

  • Explore real-world connectivity solutions for data centers, enterprises, and telecom networks.

  • Essential tips on choosing data rates, transmission distances, and connector types.

Language
  1. English
  2. Русский
  3. Português
  4. Español
  5. Nederlands
  6. Français
  7. Italiano
  8. Deutsch
  9. العربية
  10. Ελληνικά
  11. にほんご
  12. 한국어
  13. Tiếng Việt
  14. Indonesian
  15. Thai
Select Currency
USD - US Dollar
EUR - Euro
GBP - British Pound
CAD - Canadian Dollar
AUD - Australian Dollar
JPY - Japanese Yen
SEK - Swedish Krona
NOK - Norwegian Krone
IDR - Indonesia Rupiahs
BRL - Brazilian Real
THB - Thailand Baht
LS-SC31551G-10I 1g sfp bidi 1310nm-tx 1550nm-rx 10km simplex sc dom smf optical transceiver module (industrial)
Click to open expanded view

LINK-PP LS-SC31551G-10I 1G SFP BiDi 1310nm-TX/1550nm-RX 10km Simplex SC DOM SMF Optical Transceiver Module (Industrial)

Add to wish Compare

Product summary

Product
LINK-PP LS-SC31551G-10I 1G SFP BiDi 1310nm-TX/1550nm-RX 10km Simplex SC DOM SMF Optical Transceiver Module (Industrial)
SKU
202191
P/N
LS-SC31551G-10I
Price
$ 12.5
Stock
80 in Stock
Sold
920
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
21 Reviews
4 Questions
920 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.
Stock:
{{parseInt(detail_data.left_num) ? detail_data.left_num +' in Stock' :detail_data.zeroStockOrder==0?'Out of Stock':'Available'}} .
Quantity:
( Min. Order {{detail_data.prodInfo.minimum_ordered_quantity}} )
Total Price:
{{ lpMoneyText(detail_data.displayed_price.unit_prefix, detail_data.displayed_price.total, detail_data.displayed_price.unit_suffix) }}
{{ lpMoneyText(detail_data.displayed_price.unit_prefix, detail_data.displayed_price.original_total_price, detail_data.displayed_price.unit_suffix) }} ( {{ detail_data.displayed_price.rate_of_discount }}% OFF ) {{detail_data.displayed_price.ex_sell_type}}

LINK-PP LS-SC31551G-10I 1G BiDi SFP Specifications

The LINK-PP LS-SC31551G-10I is a high-performance Gigabit Ethernet transceiver designed for demanding industrial environments. This rugged industrial optical module utilizes advanced WDM technology to deliver reliable bidirectional data links. Featuring a robust build, this 1G BiDi SFP guarantees stable network connections across extreme operating temperatures ranging from -40°C to 85°C.

LINK-PP Part Number LS-SC31551G-10I Vendor Name LINK-PP
Form Factor SFP Max Data Rate 1.25Gbps
Wavelength 1310nm-TX/1550nm-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

-40 to 85°C

Key Features of LINK-PP LS-SC31551G-10I 1G BiDi SFP

This versatile hot-pluggable optic offers outstanding efficiency with exceptionally low power consumption. Operating over single-mode fiber, the high-quality 1G BiDi transceiver provides seamless integration into existing telecom infrastructure. Its compact form factor and premium components ensure maximized network performance and supreme long-term reliability.

LINK-PP LS-SC31551G-10I 1G BiDi SFP Optical Module

Engineered as a premium fiber optic transceiver, this unit integrates a highly efficient FP laser and a sensitive PIN photodiode. These superior optical components work flawlessly together to maintain excellent signal integrity and precise data transmission.

LS-SC31551G-10I: 1G Connectivity for Distribution Automation

Delivering robust industrial ethernet capabilities, this module is perfectly suited for smart grid networking and complex substation communication. It establishes secure and uninterrupted broadband links essential for modern electrical distribution automation and harsh factory automation setups.

LS-SC31551G-10I Module with 1310nm-TX and 1550nm-RX Wavelength

Utilizing advanced optical multiplexing, this efficient WDM SFP transmits data at 1310nm while simultaneously receiving at 1550nm. This smart wavelength design enables flawless bidirectional communication over a single fiber, drastically reducing overall cabling costs and complexity.

LS-SC31551G-10I Module Supporting 10km Transmission

Designed for medium-haul connectivity, these long-reach optics comfortably support a generous 10km fiber range. This impressive transmission distance makes the transceiver an ideal choice for campus networking, enterprise backbone connections, and expansive metropolitan area network deployments.

LS-SC31551G-10I Module with Simplex SC Interface

Equipped with a standardized SC connector optic, the module allows for quick physical deployment. Utilizing a single-strand fiber connection optimizes physical space within patching panels while ensuring a highly dependable and secure fast ethernet connection infrastructure.

LS-SC31551G-10I Module with DOM for Real-Time Monitoring

Featuring built-in Digital Optical Monitoring, this intelligent DOM SFP allows administrators to continuously track critical parameters like temperature and optical power. This proactive capability significantly simplifies network troubleshooting and drastically reduces unexpected system downtime.


LINK-PP LS-SC31551G-10I 1G SFP Certification

As a fully compliant optical transceiver, this device adheres strictly to stringent global safety standards, assuring users of completely safe, eco-friendly, and legally approved networking solutions everywhere.

Optical Transceivers Testing

Every single unit undergoes a comprehensive factory tested transceiver validation protocol. Our unyielding quality assurance processes guarantee that each module consistently meets exceptional industry performance benchmarks.

LS-SC31551G-10I Quality Certifications

This premium RoHS compliant optic is officially CE, FCC, UKCA, UL, and REACH certified. These prestigious accreditations validate its supreme environmental safety and excellent electromagnetic interference control.

LS-SC31551G-10I Certified for Reliable Host-Device Compatibility

Built strictly as an MSA compliant module, it guarantees universal switch compatibility. This seamless integration ensures effortless plug-and-play functionality across major networking equipment brands without operational conflicts.


Rigorous Testing Ensures Reliable SFP Performance

Through intensive optical performance evaluation, we deliver highly reliable network hardware. Each module must conquer multiple validation stages before final approval.

Optical

Optical Spectrum Test

We precisely verify wavelength accuracy to ensure perfect signal alignment and minimal optical dispersion.

Optical

Eye Pattern Test

Advanced signal integrity validation guarantees clear data transmission quality and significantly reduced internal jitter.

Optical

Bit Error Rate Test

Extended testing confirms flawless data transfer capabilities, preventing packet loss during heavy network loads.

Optical

Temperature Test

Extreme environment durability is verified through severe thermal cycling from -40°C up to 85°C.


Product Shipping for LINK-PP LS-SC31551G-10I 1G SFP

We implement secure transceiver shipping methods to ensure your essential network components arrive in absolutely pristine condition and are ready for immediate deployment.

Anti-Static Protective Packaging

Anti-Static Protective Packaging

Premium ESD safe materials completely shield sensitive components from static electricity damage.

Shock-Resistant Transport Protection

Shock-Resistant Transport Protection

Cushioned padding guarantees secure optical delivery by effectively absorbing physical transit impacts.

Fast Order Processing and Dispatch

Fast Order Processing and Dispatch

Expedited warehouse fulfillment ensures your critical networking supplies are dispatched immediately.

Global Logistics and International Delivery

Global Logistics and International Delivery

Reliable worldwide courier services provide swift and fully trackable delivery everywhere globally.

LINK-PP LS-SC31551G-10I 1G SFP Usage Demonstration

Experience incredibly easy SFP installation during your industrial network switch setup. Simply insert the hot-swappable module into the designated port until it clicks securely, attach your single-mode SC fiber cable, and enjoy an instant, high-speed automated connection.

LS-SC31551G-10I 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-SC31551G-10I 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-SC31551G-10I 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

Matching Products

Pictures ID# Description Price Stock Add to Cart

Questions & Answers

Ask a Question
No data

Customer Reviews

Write a Review
  • {{stardata.star}}

    {{comment.count}} reviews

  • 5 Stars
    {{comment.star5}}%
    4 Stars
    {{comment.star4}}%
    3 Stars
    {{comment.star3}}%
    2 Stars
    {{comment.star2}}%
    1 Star
    {{comment.star1}}%
No data
P***l
Argentina
Verified Purchase
5 .0
2026-07-10
I run a specialized homelab with a 10G NAS backbone, but needed these 1.25G Simplex SC transceivers for bridging remote outdoor PoE security cameras. They just work, with no connection drops over 8km SMF.
J***l
Denmark
Verified Purchase
5 .0
2026-04-25
Best 1310nm/1550nm WDM module for the price.
K***s
Panama
Verified Purchase
5 .0
2026-04-21
Perfect for campus network SMF links!
C***n
Ireland
Verified Purchase
5 .0
2026-03-21
Plug and play simplex SC optics!
M***s
Panama
Verified Purchase
5 .0
2026-02-19
Runs smoothly in our unconditioned warehouse switch.
D***z
Poland
Verified Purchase
5 .0
2025-12-08
Withstands -40°C winter temperatures flawlessly! ❄️
P***n
Dominican Republic
Verified Purchase
5 .0
2025-11-04
Ordered a batch for edge switch fiber backhaul. The DOM telemetry is super accurate.
M***z
Denmark
Verified Purchase
5 .0
2025-10-05
Great 1.25G BiDi module for my home NAS.
D***z
Kuwait
Verified Purchase
5 .0
2025-09-04
Upgrading our campus fiber networking with these 1310nm/1550nm WDM SFPs saved half of our fiber strands. Verified full OEM compatibility across our mix of Cisco and Arista switches. Will definitely bulk buy again!
B***a
Viet Nam
Verified Purchase
4 .0
2025-08-31
Packaging was slightly dented upon arrival, but the 1G BiDi SFP works flawlessly.
A***n
Netherlands
Verified Purchase
5 .0
2025-07-17
Hooked up my home NAS fiber network. Cheap, reliable, and decent 1.25Gbps throughput.
J***l
Germany
Verified Purchase
5 .0
2025-05-22
Tested this 10km SMF transceiver with Juniper and Ubiquiti. Perfectly interoperable out of box!
K***n
Republic of Korea
Verified Purchase
5 .0
2025-05-20
Deployed these 1G industrial SFPs for a smart grid project. Zero compatibility issues. ⚡
C***n
Hong Kong
Verified Purchase
5 .0
2025-05-20
Solid industrial SFP for outdoor cell tower backhaul.
L***l
Chile
Verified Purchase
5 .0
2025-04-29
Managing a large-scale data center means keeping total cost of ownership low. These LINK-PP 10km DOM SFPs offer massive savings compared to brand-name modules, without compromising real-time monitoring or TX/RX signal integrity.
L***l
Italy
Verified Purchase
5 .0
2025-04-09
Replaced old dual-fiber setups with this Simplex SC module. Saved huge on cabling costs!
P***l
France
Verified Purchase
5 .0
2025-04-04
DOM feature works great on Cisco switches.
D***e
France
Verified Purchase
5 .0
2025-03-14
Ideal for outdoor cabinets facing summer heat. 85°C rating is a lifesaver for us. ☀️
J***n
Poland
Verified Purchase
5 .0
2025-03-09
Link up instantly on multi-brand switch testing.
E***s
Australia
Verified Purchase
5 .0
2025-01-01
Reliable 10km transmission without packet drops. ✅
E***t
France
Verified Purchase
5 .0
2024-12-31
We strictly require industrial-grade optics for our cell tower backhaul. This -40 to 85°C rated 1G BiDi module survived our environmental chamber stress tests perfectly. DOM readings stayed highly consistent throughout.
{{comments.user.name}}
{{comments.user.country}}
Verified Purchase
{{comments.rating}}.0
{{comments.date_added}}
{{comments.text}}
Showing {{comments.replies.length}} comment

{{reply_items.topic || reply_items.text}}By {{reply_items.author}}

Not yet rated . Be the first to Write a Review
|
{{ item.sold_num }} Sold

{{ lpMoneyText(detail_data.displayed_price.unit_prefix, item.displayed_price.value || item.displayed_price.min, detail_data.displayed_price.unit_suffix) }}

  • {{ lpMoneyText(detail_data.displayed_price.unit_prefix, detail_data.displayed_price.value, detail_data.displayed_price.unit_suffix) }}

    {{parseInt(detail_data.left_num) ? detail_data.left_num +' in Stock' :detail_data.zeroStockOrder==0?'Out of Stock':'Available'}}