The LINK-PP LS-BL55312G-40C is a high-performance 2.5G BiDi SFP optical transceiver designed for long-distance communication. This hot-pluggable single-mode module supports data rates up to 2.5Gbps, ideal for SDH STM-16, SONET OC-48, and Fiber Channel applications. Featuring robust DFB laser technology and PIN detectors, it guarantees stable, high-speed network connectivity.
LINK-PP Part Number
LS-BL55312G-40C
Vendor Name
LINK-PP
Form Factor
SFP
Max Data Rate
2.5Gbps
Wavelength
1550nm-TX / 1310nm-RX
Max Cable Distance
40km
Connector
Simplex LC
Media
SMF
Transmitter Type
DFB
Receiver Type
PIN
Receiver Sensitivity
-20dBm
DDM/DOM
Supported
TX Power
-2 to +4dBm
RX Power
-23 to -1dBm
Operating Temperature Range
0 to 70°C
Protocols
MSA Compliant
Key Features of LINK-PP LS-BL55312G-40C 2.5G BiDi SFP
Discover the powerful capabilities of the LS-BL55312G-40C transceiver. This BiDi SFP module features a 1550nm TX and 1310nm RX wavelength configuration, a robust simplex LC connector, and comprehensive Digital Diagnostic Monitoring. It perfectly upgrades enterprise networking infrastructure with outstanding cost-effectiveness.
This premium 2.5G BiDi SFP optical module ensures exceptional signal integrity across single-mode fiber. Built for demanding telecommunications, the transceiver provides seamless integration into modern routers and switches, maximizing your existing network infrastructure bandwidth.
LS-BL55312G-40C: 2.5G Connectivity for POP-to-POP Links
Engineered for reliable point-of-presence networking, this 2.5G POP-to-POP transceiver establishes secure and fast data transmission. It effectively supports high-capacity backbone connections, ensuring continuous uptime and stable long-haul optical communication between critical network nodes.
LS-BL55312G-40C Module with 1550nm-TX and 1310nm-RX Wavelength
Utilizing advanced WDM technology, this single-fiber transceiver operates efficiently with a 1550nm-TX DFB laser and 1310nm-RX PIN photodiode. This specific wavelength division multiplexing reduces cabling costs while delivering flawless duplex data streams over one fiber.
Achieve extensive network reach with this 40km optical transceiver. Designed for extended single-mode fiber runs, it maintains superior optical power and low latency, making it the perfect choice for long-distance metropolitan area network deployments.
LS-BL55312G-40C Module with Simplex LC Interface
Equipped with an industry-standard simplex LC receptacle, this hot-pluggable optical module ensures precise fiber alignment. The reliable LC connector offers low insertion loss and secure physical connections, streamlining installation and maintenance in high-density rack environments.
LS-BL55312G-40C Module with DOM for Real-Time Monitoring
Maximize network reliability using the built-in Digital Optical Monitoring (DOM) feature. This SFF-8472 compliant diagnostic monitoring function tracks real-time temperature, voltage, laser bias current, and optical power, allowing administrators to proactively manage transceiver health.
LINK-PP LS-BL55312G-40C 2.5G SFP Certification
The LS-BL55312G-40C complies strictly with global standards, meeting SFP MSA agreements. It boasts full Class I laser safety compliance for secure and highly dependable network operation.
Every 2.5G single-mode transceiver undergoes an uncompromising quality control program. Our advanced factory testing guarantees exceptional durability, consistent data throughput, and faultless operation under demanding conditions.
LS-BL55312G-40C Quality Certifications
This premium optical module holds comprehensive international safety and environmental certifications, including CE, FCC, UKCA, UL, and REACH, ensuring completely compliant and eco-friendly data center deployments.
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-BL55312G-40C Certified for Reliable Host-Device Compatibility
Rigorously verified for broad hardware compatibility, this versatile SFP module integrates flawlessly with leading enterprise switches, servers, and routers, ensuring true plug-and-play network expansion without configuration errors.
Rigorous Testing Ensures Reliable SFP Performance
We subject every 2.5Gbps optical transceiver to comprehensive laboratory evaluations, validating critical optical parameters and electrical characteristics to guarantee ultimate network stability.
Optical Spectrum Test
Precisely verifies the 1550nm central wavelength and SMSR for optimal signal clarity.
Eye Pattern Test
Analyzes optical signal integrity to guarantee compliant 2.5Gbps data transmission waveforms.
Bit Error Rate Test
Confirms virtually flawless data delivery over 40km single-mode fiber connections.
Temperature Test
Ensures robust hardware performance across standard commercial environments from 0°C to +70°C.
Product Shipping for LINK-PP LS-BL55312G-40C 2.5G SFP
We prioritize secure packaging and efficient global logistics to ensure your high-performance BiDi SFP transceivers arrive safely and promptly at your facility.
Anti-Static Protective Packaging
Shielded in ESD-safe bags to protect sensitive electronic optical components completely.
Shock-Resistant Transport Protection
Cushioned heavily with custom foam inserts to prevent severe transit damage.
Fast Order Processing and Dispatch
Rapid warehouse handling guarantees your optical modules are shipped without delay.
Global Logistics and International Delivery
Partnering with top couriers for reliable, tracked worldwide fiber optic deliveries.
This hot-pluggable optical module supports simple, tool-free installation. Watch how IT professionals seamlessly insert the simplex LC fiber into the 2.5G BiDi transceiver, instantly upgrading enterprise router bandwidth and achieving stable long-distance networking with minimal effort.
LS-BL55312G-40C 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-BL55312G-40C 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:
Yes, absolutely! This module is fully MSA compliant and rigorously tested for seamless interoperability with major switch brands, including Cisco, Juniper, and Arista. You can plug it directly into your equipment without worrying about configuration errors or vendor lock-in. By
admin on
2026-05-18
A:
You'll get the exact same robust performance at a fraction of the cost. It features premium DFB lasers and PIN detectors, matching original OEM specs for long-haul 40km links with ultra-low latency. Plus, it’s backed by our 5-year warranty, making it an incredibly cost-effective choice for enterprise networking. By
admin on
2026-03-02
A:
Yes, we do! While this specific module is designed for standard commercial temperatures (0 to 70°C), we offer the "LS-BL55312G-40I" model which supports industrial wide-temperature ranges from -40°C to 85°C. That version is perfect for harsh outdoor cell tower setups or unconditioned cabinets. By
admin on
2025-12-28
A:
Yes, it is fully certified for global deployments. The LS-BL55312G-40C holds CE, FCC, UKCA, UL, and REACH certifications. It also strictly follows RoHS guidelines and Class I laser safety standards, so it meets all necessary industry and environmental regulations. By
admin on
2025-11-23
A:
This specific optical module is engineered strictly for Single Mode Fiber (SMF) using a Simplex LC connector. This design utilizes WDM technology (1550nm-TX / 1310nm-RX) to achieve extensive transmission distances up to 40km over a single strand of fiber, and it is not compatible with multi-mode setups. By
admin on
2025-10-07
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481495
453902
J***n
Colombia
Verified
Purchase
5 .0
2026-06-22
Used this LINK-PP compatible module for an enterprise SDH STM-16 link. DFB laser is top-notch, delivering consistent -2dBm TX power. Excellent choice for budget-conscious ISP network engineers.
Please write comments with more than three
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481495
453905
A***e
Germany
Verified
Purchase
5 .0
2026-01-17
Tested this 2.5G SFP BiDi 1550nm-TX 1310nm-RX on a mixed Cisco and Juniper setup for cell tower backhaul. RX power sits nicely at -15dBm over 30km. Outstanding LINK-PP compatible gear!
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481495
453886
C***t
United States
Verified
Purchase
5 .0
2025-12-02
We batch deployed these 40km SMF modules for a datacenter interconnect project. The DDM/DOM feature gives me real-time voltage and temp stats directly in my CLI. Extremely stable performance!
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481495
453897
J***n
Austria
Verified
Purchase
5 .0
2025-10-22
Validating these 2.5G SFP BiDi units on our metro ring testbed. Full MSA compatibility means no vendor lock-in errors. The single-mode simplex LC connector clicks in solidly. Will buy again!
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481495
232308
B***s
United States
Verified
Purchase
5 .0
2025-05-20
The website is very easy to use, and I appreciate that since a lot of items I order for my technicians I am not aware of. Your website shows exactly what I need and ordering is easy. Really satisfied with the shopping experience.
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481495
232326
J***o
Singapore
Verified
Purchase
5 .0
2025-04-29
The price for 10/25/40G Transceiver Modules is very competitive, in fact better than I've seen elsewhere and the purchase process was flawless. I'd only purchase through l-p.com in the future.
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481495
232327
P***h
Canada
Verified
Purchase
5 .0
2025-01-28
The shipping is Fast. I received the products within 10 days, amazing speed! The products were well packaged and worked fine during the past weeks. Glad to find LINK-PP, such a great website. Will definitly come back.
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