The LINK-PP LS-BL49552G-80C is a high-performance 2.5 Gbps bidirectional SFP optical transceiver designed for long-distance single-mode fiber connections. It transmits at 1490nm and receives at 1550nm via a single simplex LC connector, allowing for robust bidirectional data transfer across distances of up to 80 km.
LINK-PP Part Number
LS-BL49552G-80C
Vendor Name
LINK-PP
Form Factor
SFP
Max Data Rate
2.5Gbps
Wavelength
1490nm-TX/1550nm-RX
Max Cable Distance
80km
Connector
Simplex LC
Media
SMF
Transmitter Type
DFB
Receiver Type
PIN
TX Power
-2 to +4dBm
RX Power
-23 to -1dBm
Receiver Sensitivity
<-26dBm
DOM Support
Yes
Operating Temperature Range
0 to 70°C
Protocols
Fast Ethernet, Gigabit Fibre Channel, MSA Compliant
Key Features of LINK-PP LS-BL49552G-80C 2.5G BiDi SFP
The LINK-PP LS-BL49552G-80C 2.5G BiDi SFP module enables simultaneous transmission and reception over a single fiber strand, increasing fiber utilization and lowering infrastructure costs. With 1490nm Tx and 1550nm Rx wavelengths, it ensures reliable optical connectivity over distances up to 80 km. Its DOM support allows real-time monitoring of key operating parameters, while the simplex LC interface simplifies installation in long-haul fiber deployments.
The LINK-PP LS-BL49552G-80C optical transceiver adopts BiDi wavelength-division multiplexing technology to support bidirectional communication on one fiber strand. This design reduces cabling density, lowers patch-panel requirements, and preserves valuable fiber resources for future network scaling.
LS-BL49552G-80C: Reliable 2.5 Gbps Connectivity for Efficient Fiber Networks
The LINK-PP LS-BL49552G-80C 2.5G BiDi SFP module ensures stable long-distance 2.5 Gbps performance for telecom, metro, and enterprise fiber networks, delivering signal integrity, low loss, and long-term reliability.
LS-BL49552G-80C Module with 1490nm-TX/1550nm-RX Wavelength
Leveraging optimized 1490nm Tx and 1550nm Rx wavelengths, the LINK-PP LS-BL49552G-80C BiDi SFP module provides high optical isolation, low crosstalk, and stable signal separation over 80 km for reliable long-reach communication.
With its 80 km transmission capability over standard single-mode fiber, the LINK-PP LS-BL49552G-80C 2.5G BiDi SFP module is a prime choice for long-range networks.
LS-BL49552G-80C Module with Simplex LC Interface
With its simplex LC interface, the LINK-PP LS-BL49552G-80C supports bidirectional operation over one fiber, lowering costs, accelerating installation, and reducing cable complexity.
LS-BL49552G-80C Module with DOM for Real-Time Monitoring
The DOM feature delivers real-time monitoring of critical parameters (optical output/received power, temperature, voltage, bias current), empowering you to enhance network stability, streamline diagnostics, and proactively manage link performance.
Built under strict ISO 9001 standards and verified by CE, RoHS, and FCC certifications, the LINK-PP module offers trusted reliability for global network deployments.
Advanced testing standards help verify performance consistency and reliable functionality in real-world applications.
LS-BL49552G-80C Quality Certifications
LINK-PP modules are built to meet international standards for performance, safety, and operational stability.
This product is in conformity with ISO9001. This system is valid to a company engaging in development, production and supply service of fiber optical products. Please contact us to learn more.
ISO/IEC 27001 is an international standard for managing and processing information security. This standard is jointly developed by the International Organization for Standardization (ISO) and the International Electrotechnical Commission (IEC). It sets out requirements for establishing, implementing, maintaining, and continually improving an information security management system (ISMS). Ensuring the confidentiality, integrity, and availability of organizational information assets, obtaining an ISO 27001 certificate means that the enterprise has passed the audit conducted by a certification body, proving that its information security management system has met the requirements of the international standard. Please contact us to learn more.
This product is in conformity with ISO14001.It is intended for use by an organization seeking to manage its environmental responsibilities in a systematic manner that contributes to the environmental pillar of sustainability. Please contact us to learn more.
ISO 45001 is a global standard that sets out the requirements for an occupational health and safety management system (OH&SMS).
REACH is a European Union regulation concerning the Registration, Evaluation, Authorization and Restriction of Chemicals. It came into force on 1st June 2007 and replaced a number of European Directives and Regulations with a single system. The regulation aims to protect human health and environmental safety, maintain and improve the competitiveness of the EU chemical industry, and develop innovative capabilities for non-toxic and harmless compounds to prevent market fragmentation, increase the transparency of the use of chemicals, promote non-animal experiments, and pursue sustainable social development.Please contact us to learn more.
This product meets the applicable requirements of Directive (EU) 2015/863 of RoHS. It restricts the use of 10 hazardous materials in the manufacture of various types of electronic and electrical equipment: lead, mercury, cadmium, hexavalent chromium, polybrominated biphenyls, polybrominated diphenyl ethers, and four different phthalates. Please contact us to learn more.
This product fully accords with the FCC, which aims to manage the radio wave and magnetic fields more reasonably. Please contact us to learn more.
CB is an international system operated by IECEE. This product is based on IEC standards for testing the safety performance of electrical products. Please contact us to learn more.
This product fully accords with UKCA (UK Conformity Assessed) certificate, which signifies that it meets all relevant quality standards as well as health and safety requirements. Please contact us to learn more.
UL certification is a non-mandatory certification in the United States,mainly testing and certification of product safety performance.Its ultimate purpose is to obtain products with a fairly safe level for the market,and to contribute to ensuring human health and property safety.Please contact us to learn more.
LS-BL49552G-80C Certified for Reliable Host-Device Compatibility
Reliable compatibility testing guarantees smooth performance and secure connectivity with LINK-PP networking equipment.
Rigorous Testing Ensures Reliable SFP Performance
Performance testing ensures stable optical communication and reliable module functionality in real-world use. Learn more through the LINK-PP Test Support Center.
Optical Spectrum Test
Verifies center wavelength precision and spectral characteristics to maintain transmission compliance and optical consistency.
Eye Pattern Test
Confirms a clear and well-defined eye diagram for reduced bit-error rates and enhanced signal discrimination.
Bit Error Rate Test
Ensures reliable data transmission performance with extremely low error rates.
Temperature Test
Validates stable optical output and consistent module operation across a wide operating temperature range.
Product Shipping for LINK-PP LS-BL49552G-80C 2.5G BiDi SFP
Through an advanced logistics system, each LINK-PP module arrives deployment-ready while maintaining product quality and supporting fast, secure international shipping.
Anti-Static Protective Packaging
Designed to shield delicate electronic components from electrostatic discharge during handling, storage, and shipping.
Shock-Resistant Transport Protection
Enhanced cushioning and secure packaging help reduce the impact of vibration and accidental drops during delivery.
Fast Order Processing and Dispatch
An optimized workflow allows faster handling from order placement to shipment.
Global Logistics and International Delivery
Comprehensive logistics solutions support worldwide delivery with reliable service.
The LINK-PP LS-BL49552G-80C 2.5G BiDi SFP module is ideal for long-haul optical networks, including SDH STM-16, SONET OC-48, 2x Fiber Channel, router-switch uplinks, server interfaces, telecom access, and enterprise backbones, delivering reliable 80 km performance.
LS-BL49552G-80C 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
Professional technical guidance to help customers select the most suitable LS-BL49552G-80C modules based on network architecture and application requirements.
Compatibility Verification Support
Compatibility checks and validation to ensure seamless operation with Cisco switches and other supported networking platforms.
Deployment & Installation Assistance
Step-by-step support for installation, configuration, and initial deployment to ensure stable and correct operation.
Long-Term Technical Assurance
Ongoing technical support throughout the product lifecycle to ensure reliable performance in enterprise and carrier-grade networks.
A:
The transmitter optical power (TX) ranges from -2dBm to +4dBm, and the receiver sensitivity (RX) is down to -26dBm, which easily supports stable transmission up to 80km over standard Single-Mode Fiber (SMF) with normal safety margins. By
admin on
2025-09-29
A:
Yes, they come pre-coded with multi-vendor compatibility or specific OEM coding upon request (Cisco, MikroTik, Juniper, Ubiquiti, HP, etc.). Just leave a note during checkout regarding your switch brand so our technicians can pre-program the EEPROM. By
admin on
2024-07-10
A:
Absolutely. The LS-BL49552G-80C features built-in DDM/DOM functionality complying with SFF-8472 MSA standards. You can monitor real-time parameters such as transceiver temperature, laser bias current, transmitted optical power, and received optical power directly from your switch CLI or network management system. By
admin on
2024-04-25
Please write comments with more than three
character.
488425
378354
M***s
Maldives
Verified
Purchase
4 .0
2026-04-23
Solid 2.5G SFP. Works great with our Huawei OLT uplink, though the box arrived slightly dented. Module inside was 100% fine and passed optical loopback test.
Please write comments with more than three
character.
488425
378356
T***k
Thailand
Verified
Purchase
5 .0
2026-01-21
Plugged into our Cisco switch and linked instantly over 75km single-mode fiber. Zero packet loss during stress testing. DDM readings are accurate and stable. Highly recommend for long-haul enterprise links!
Please write comments with more than three
character.
488425
378346
S***a
Indonesia
Verified
Purchase
5 .0
2025-12-13
Fantastic value for 80km 2.5G BiDi optics. We tested compatibility across Cisco, HP, and Dell switches—recognized instantly with custom EEPROM coding matching our request. Will buy again!
Please write comments with more than three
character.
488425
378369
J***r
Bangladesh
Verified
Purchase
5 .0
2025-09-03
Needed a reliable 2.5G optics solution for our remote tower site. This 80km SMF module handles the temperature fluctuations nicely and keeps our base station backhaul rock solid.
Please write comments with more than three
character.
488425
378360
L***s
South Africa
Verified
Purchase
5 .0
2025-08-21
Running a point-to-point connection over 82km of single-mode fiber with these modules. Signal stability is incredible, no CRC errors or bit flips after a month of continuous heavy load testing.
Please write comments with more than three
character.
488425
378365
B***n
Maldives
Verified
Purchase
5 .0
2025-05-17
Swapped out our old failing SFP modules with these LINK-PP units. Linked up right away on our Ubiquiti EdgeSwitch. DOM monitoring is spot on, voltage and bias current look clean.
Please write comments with more than three
character.
488425
226466
C***r
Philippines
Verified
Purchase
5 .0
2025-04-28
Essential for long-distance enterprise networking. Clean laser output, low insertion loss, and zero compatibility issues. Best price-to-performance ratio for 80km links!
Please write comments with more than three
character.
488425
378368
J***d
Aruba
Verified
Purchase
5 .0
2025-04-13
I bought these 10/25/40G Transceiver Modules together with the recommended Lan Transformer. They help me select the right Polarity and show me their setup, and I received them very soon, much Faster than ever shopping. Nothing wrong with these items, they are built well and function well. Appreciate their efforts.
Please write comments with more than three
character.
488425
378358
V***a
Maldives
Verified
Purchase
4 .0
2025-02-08
Great transceiver for the price. Only minor complaint is the plastic dust caps were a bit loose in the shipping box, but the SFP itself was pristine and booted right up in our MikroTik router.
Please write comments with more than three
character.
488425
226478
R***s
Nepal
Verified
Purchase
5 .0
2024-10-29
Installed in our outdoor cabinet for remote CCTV aggregation. Survives the heat and powers our 2.5G uplink flawlessly. DOM temperature readings are very accurate.
Please write comments with more than three
character.
488425
378367
B***s
Poland
Verified
Purchase
5 .0
2024-08-12
We use these for our WISP backbone links. The 1490/1550nm WDM pairing allows us to double our fiber capacity instantly. Monitoring real-time TX/RX power via SNMP is super easy with the built-in DOM feature.
Please write comments with more than three
character.
488425
226481
M***n
Poland
Verified
Purchase
4 .0
2024-08-07
Good performance across 70km. DOM interface reports optical power levels correctly (-2dBm TX, -28dBm RX). Packaging took 5 days longer than expected, but the module is top tier.
Please write comments with more than three
character.
488425
226480
L***s
Brunei Darussalam
Verified
Purchase
5 .0
2024-07-05
We deployed 30 pairs of these LINK-PP LS-BL49552G-80C transceivers for a rural campus backhaul project. Every single one initialized successfully. The 1490nm/1550nm simplex design saved us tons of fiber strands!=)
Please write comments with more than three
character.
488425
378350
J***e
Nepal
Verified
Purchase
5 .0
2024-05-26
I had purchased this kind of Optical Transceiver Module via online. My emails of enquiries were handled professionally by Yoeng. The process of delivery was prompt. Thanks for everything. Highly Recommended!
Please write comments with more than three
character.
488425
226483
C***s
South Africa
Verified
Purchase
5 .0
2024-01-18
Very pleased with my first order from this company. Ordering is efficient and shipping is remarkably speedy. Product packaging is very good. I will be ordering again soon.
United Kingdom · English · GBP
