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LS-BL55311G-02C 1g sfp bidi 1550nm-tx 1310nm-rx 2km simplex lc dom smf optical transceiver module
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LINK-PP LS-BL55311G-02C 1G SFP BiDi 1550nm-TX/1310nm-RX 2km Simplex LC DOM SMF Optical Transceiver Module

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Product summary

Product
LINK-PP LS-BL55311G-02C 1G SFP BiDi 1550nm-TX/1310nm-RX 2km Simplex LC DOM SMF Optical Transceiver Module
SKU
202144
P/N
LS-BL55311G-02C
Price
$ 5.5
Stock
90 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
25 Reviews
5 Questions
710 Sold
$ 5.5 0% OFF )
Free shipping. For wholesale pricing, please contact us directly.
Qty (pcs) :
Unit Price :
1
$ 5.5
100
$ 5.225
1000
$ 5.06
3000
$ 4.895
6000
$ 4.73
Manufacture: LINK-PP P/N: LS-BL55311G-02C SKU: 202144
Compatible:
LINK-PP
Compatible P/N:
LS-BL31551G-02C | 2km
LS-BL55311G-02C | 2km
LS-BL31551G-03C | 3km
LS-BL31551G-03I | 3km
LS-BL55311G-03C | 3km
LS-BL55311G-03I | 3km
LS-BL31491G-10C | 10km
LS-BL31491G-10I | 10km
LS-BL31551G-10C | 10km
LS-BL31551G-10I | 10km
LS-BL31551GE-10C | 10km
LS-BL49311G-10C | 10km
LS-BL49311G-10I | 10km
LS-BL49551G-10C | 10km
LS-BL49551G-10I | 10km
LS-BL55311G-10C | 10km
LS-BL55311G-10I | 10km
LS-BL55311GE-10C | 10km
LS-BL55491G-10C | 10km
LS-BL55491G-10I | 10km
LS-BL31551G-15C | 15km
LS-BL31491G-20C | 20km
LS-BL31491G-20I | 20km
LS-BL31551G-20C | 20km
LS-BL31551G-20I | 20km
LS-BL49311G-20C | 20km
LS-BL49311G-20I | 20km
LS-BL49551G-20C | 20km
LS-BL55311G-20C | 20km
LS-BL55311G-20I | 20km
LS-BL55491G-20C | 20km
LS-BL31491G-40C | 40km
LS-BL31491G-40I | 40km
LS-BL31551G-40C | 40km
LS-BL31551G-40I | 40km
LS-BL49311G-40C | 40km
LS-BL49311G-40I | 40km
LS-BL55311G-40C | 40km
LS-BL55311G-40I | 40km
LS-BL31551G-60C | 60km
LS-BL31551G-60I | 60km
LS-BL49551G-60C | 60km
LS-BL55311G-60C | 60km
LS-BL55311G-60I | 60km
LS-BL55491G-60C | 60km
LS-BL27331G-80C | 80km
LS-BL33271G-80C | 80km
LS-BL49551G-80C | 80km
LS-BL49551G-80I | 80km
LS-BL55491G-80C | 80km
LS-BL55491G-80I | 80km
LS-BL49551G-A0C | 100km
LS-BL49551G-A0I | 100km
LS-BL55491G-A0C | 100km
LS-BL55491G-A0I | 100km
LS-BL49551G-A2C | 120km
LS-BL49551G-A2I | 120km
LS-BL55491G-A2C | 120km
LS-BL55491G-A2I | 120km
LS-BL49551G-A5C | 150km
LS-BL49551G-A5I | 150km
LS-BL55491G-A5C | 150km
LS-BL55491G-A5I | 150km
LS-BL49551G-A6C | 160km
LS-BL49551G-A6I | 160km
LS-BL55491G-A6C | 160km
LS-BL55491G-A6I | 160km
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:
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Quantity:
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Total Price:
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LINK-PP LS-BL55311G-02C 1G BiDi SFP Specifications

The LINK-PP LS-BL55311G-02C is a high-performance 1.25Gbps bidirectional transceiver perfectly designed for seamless Gigabit Ethernet connectivity. Utilizing advanced WDM technology, this single-mode fiber optical module ensures highly efficient data transmission. Built precisely to industry MSA standards, this commercial-grade component offers exceptional durability, low power consumption, and ultimate network reliability for modern enterprise infrastructures.

LINK-PP Part Number LS-BL55311G-02C Vendor Name LINK-PP
Form Factor SFP Max Data Rate 1.25Gbps
Wavelength 1550nm-TX/1310nm-RX Max Cable Distance 2km
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

Key Features of LINK-PP LS-BL55311G-02C 1G BiDi SFP

This advanced 1G optical transceiver delivers outstanding performance through its hot-pluggable SFP design, ensuring effortless integration into existing networking equipment. Featuring reliable simplex connectivity and energy-efficient operation, the module maximizes bandwidth capacity while maintaining stable signal integrity across demanding telecommunication network deployments.

LINK-PP LS-BL55311G-02C 1G BiDi SFP Optical Module

As a robust 1G BiDi optical module, it integrates a premium FP laser and PIN photodetector within a compact form factor. This highly compatible component provides networking professionals with a dependable solution for diverse telecommunication and fiber optic applications.

LS-BL55311G-02C: 1G Connectivity for Data Center Interconnect

Engineered for high-speed data center interconnect architectures, this transceiver establishes secure 1 Gigabit links between core switches and servers. It serves as an essential building block for scalable DCI solutions, guaranteeing smooth traffic flow and reduced network latency.

LS-BL55311G-02C Module with 1550nm-TX and 1310nm-RX Wavelength

Utilizing a sophisticated single fiber bidirectional design, the WDM optical module transmits at a 1550nm wavelength and receives at 1310nm. This specific wavelength configuration maximizes fiber utilization, significantly reducing cabling costs while ensuring optimal signal multiplexing synchronization.

LS-BL55311G-02C Module Supporting 2km Transmission

Designed for short-haul fiber transmission, this robust SMF SFP guarantees uncompromised signal clarity over distances up to two kilometers. The impressive 2km optical reach makes it exceptionally suited for campus networks, metropolitan area deployments, and reliable inter-building communications.

LS-BL55311G-02C Module with Simplex LC Interface

Equipped with an industry-standard simplex LC connector, the module enables quick plug-and-play installations. This precise LC optical interface ensures secure fiber alignment, minimizing insertion loss and preventing physical disconnection during critical high-density switch routing operations.

LS-BL55311G-02C Module with DOM for Real-Time Monitoring

Featuring comprehensive Digital Optical Monitoring support, administrators can effortlessly track critical parameters like temperature, voltage, and laser bias current. This embedded DDM functionality enables proactive maintenance, empowering network engineers with precise real-time diagnostic insights to prevent unexpected downtime.


LINK-PP LS-BL55311G-02C 1G SFP Certification

Meeting rigorous international compliance standards, this enterprise-grade transceiver guarantees exceptional safety and environmental responsibility. Every unit undergoes strict verification to align with global telecommunication and manufacturing regulatory requirements.

Optical Transceivers Testing

Through a comprehensive quality assurance protocol, each factory-tested SFP is subjected to intensive evaluations. This stringent inspection program guarantees that every module consistently delivers peak optical networking performance.

LS-BL55311G-02C Quality Certifications

The module is proudly CE, FCC, UKCA, UL, and REACH certified. These prestigious safety approvals reflect an unwavering commitment to delivering compliant, hazard-free, and environmentally conscious networking equipment.

LS-BL55311G-02C Certified for Reliable Host-Device Compatibility

Engineered as a fully MSA compliant SFP, it guarantees seamless interoperability across major networking brands. This OEM switch compatible device ensures reliable host integration without vendor lock-in restrictions.


Rigorous Testing Ensures Reliable SFP Performance

Uncompromising optical performance validation ensures ultimate transceiver reliability. Specialized laboratory evaluations are meticulously executed to guarantee flaw-free data transmission under demanding operational conditions.

Optical

Optical Spectrum Test

Precise measurements verify center wavelength stability and spectral width to prevent optical crosstalk.

Optical

Eye Pattern Test

Advanced oscilloscopes confirm excellent signal integrity and compliance with IEEE 802.3z transmission standards.

Optical

Bit Error Rate Test

Continuous high-traffic BERT testing ensures zero packet loss and absolute communication accuracy over long durations.

Optical

Temperature Test

Modules are subjected to thermal cycling to guarantee stability across the commercial temperature range.


Product Shipping for LINK-PP LS-BL55311G-02C 1G SFP

Our secure shipping protocols ensure your high-performance transceiver delivery is completely protected. We implement meticulous packaging strategies to safeguard delicate networking hardware during transit.

Anti-Static Protective Packaging

Anti-Static Protective Packaging

Premium ESD shielding bags protect sensitive electronic components from electrostatic discharge damage.

Shock-Resistant Transport Protection

Shock-Resistant Transport Protection

Durable custom foam inserts absorb physical impacts and vibrations during cargo movement.

Fast Order Processing and Dispatch

Fast Order Processing and Dispatch

Streamlined warehouse operations guarantee expedited order fulfillment and immediate dispatch tracking updates.

Global Logistics and International Delivery

Global Logistics and International Delivery

Trusted worldwide courier networks ensure prompt, reliable international delivery to any destination.

LINK-PP LS-BL55311G-02C 1G SFP Usage Demonstration

For a successful optical network deployment, gently insert the transceiver into the compatible switch port until the latch securely clicks. This straightforward transceiver installation process requires no configuration, instantly enabling robust point-to-point fiber connections for network administrators.

LS-BL55311G-02C 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-BL55311G-02C 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-BL55311G-02C 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***h
Italy
Verified Purchase
5 .0
2026-06-13
Bulk deployed these 1.25Gbps simplex LC transceivers in our main server room. The DOM features perfectly sync with our monitoring software, and OEM interoperability is seamless. Best ROI for enterprise Gigabit Fibre Channel upgrades.
R***z
Spain
Verified Purchase
5 .0
2026-06-06
Works beautifully with my multi-brand switch setup using a simplex LC connector.
S***n
Argentina
Verified Purchase
5 .0
2026-05-20
Upgraded our base station backhaul with these 2km BiDi SFPs. Zero packet loss!
L***a
Taiwan, Province of China
Verified Purchase
5 .0
2026-04-26
Fast Ethernet links are stable at 0-70°C.
A***s
Ecuador
Verified Purchase
5 .0
2026-04-26
DOM SMF features work exactly as advertised!
S***r
Mexico
Verified Purchase
5 .0
2026-04-21
I manage a large campus fiber network and these LINK-PP LS-BL55311G-02C modules saved us thousands. The 1550nm-TX/1310nm-RX DDM readouts are incredibly accurate, making proactive maintenance across our multi-brand switches a total breeze.
M***s
Ireland
Verified Purchase
5 .0
2026-04-19
Unbeatable price for single-mode fiber SFPs.
J***s
Colombia
Verified Purchase
5 .0
2026-04-17
MSA compliant and zero insertion loss.
A***s
Portugal
Verified Purchase
5 .0
2026-04-03
We use these 1.25Gbps modules for outdoor cabinets. Commercial temp 0-70°C holds up well.
S***g
United States
Verified Purchase
5 .0
2025-10-26
Replaced our failing OEM optics with these 2km WDM optical modules. The 0 to 70°C operating temperature is ideal for our indoor racks. Easy plug-and-play installation, absolutely no compatibility headaches during our NAS expansion.
M***z
Sweden
Verified Purchase
5 .0
2025-10-13
Cost-effective WDM technology for our data center interconnect. Great value overall!
S***h
Venezuela
Verified Purchase
5 .0
2025-07-17
Flawless OEM compatibility on our Cisco switches.
N***n
Poland
Verified Purchase
5 .0
2025-06-27
Solid 1550nm-TX/1310nm-RX modules for our campus fiber.
L***s
Ecuador
Verified Purchase
5 .0
2025-06-25
Cheap and reliable 1.25Gbps SFP modules.
R***a
Mexico
Verified Purchase
5 .0
2025-06-20
Fast shipping and the single-mode fiber links synced immediately upon plug-in.
L***s
Venezuela
Verified Purchase
4 .0
2025-03-30
Delivery took an extra day, but the 1G SFP BiDi works flawlessly.
M***t
Malaysia
Verified Purchase
5 .0
2025-03-26
Deployed 50 units for our office network. The 1G SFP BiDi is super stable.
E***n
Denmark
Verified Purchase
5 .0
2025-02-04
The built-in DOM allows real-time monitoring of temperature and voltage. Highly recommended!
E***n
Ecuador
Verified Purchase
5 .0
2025-02-02
Perfect Gigabit Ethernet solution for server racks.
D***s
Brazil
Verified Purchase
5 .0
2025-01-27
Passed our WDM optical module compatibility test. ✅
M***g
Netherlands
Verified Purchase
5 .0
2025-01-11
We heavily tested these 1G BiDi SFPs for a rural broadband project. Over a 2km SMF run, the receiver sensitivity and signal integrity remained rock solid. Exceptional MSA compliant hardware for serious telecom ops.
T***e
Malaysia
Verified Purchase
5 .0
2025-01-05
Great 2km optical transceiver for NAS setups.
E***l
Portugal
Verified Purchase
4 .0
2024-12-20
Outer box was slightly dented, though the 2km simplex LC transceivers are perfectly fine.
L***t
Canada
Verified Purchase
5 .0
2024-12-12
Needed reliable 1550nm-TX optical transceivers for a hospital deployment. These hit the mark.
J***n
Brazil
Verified Purchase
5 .0
2024-11-03
Plug and play simplex LC connectivity. ⚡
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