LS-BL315501-80C functions as a single-fiber 155M SFP BiDi optical transceiver that couples a DFB transmitter (1310nm) and a PIN receiver (1550nm) to sustain 80km links via a simplex LC interface across 0 to +70°C temperature range.
LINK-PP Part Number
LS-BL315501-80C
Vendor Name
LINK-PP
Form Factor
SFP
Max Data Rate
155Mbps
Wavelength
1310nm-TX/1550nm-RX
Max Cable Distance
80km
Connector
Simplex LC
Media
SMF
Transmitter Type
DFB
Receiver Type
PIN
TX Power
-5 to +2dBm
RX Power
-32 to -6dBm
Receiver Sensitivity
-32dBm
DOM Support
Yes
Operating Temperature Range
0 to 70°C
Protocols
Fast Ethernet, Gigabit Fibre Channel, MSA Compliant
Key Features of LINK-PP LS-BL315501-80C 155M SFP
LINK-PP LS-BL315501-80C is a single-mode BiDi optical transceiver that integrates a 1310nm-TX/1550nm-RX wavelength split and a simplex LC interface to support long-range data transmission up to 80km. Built to industry standards, this 155M SFP module features a DFB laser, a PIN photodetector, and real-time DDM functions for reliable network tracking. It offers an efficient, single-fiber solution for commercial networking environments operating between 0 and 70°C.
LINK-PP LS-BL315501-80C 155M SFP Optical Module
This transceiver is fully compliant with the SFP Multi-Source Agreement (MSA) and SFF-8472 industry standards. These regulatory baselines ensure seamless hardware compatibility and smooth interoperability across diverse vendor switches and routers.
LS-BL315501-80C: 155 Mbps Connectivity for Legacy Optical Backhauls
Operating at a stable 155Mbps data rate, this module is specifically tailored for Fast Ethernet and legacy telecommunications systems. It provides an ideal connectivity choice for regional transport networks and legacy optical backhauls that require reliable, lower-speed bridging over long distances.
LS-BL315501-80C Module with 1310nm-TX/1550nm-RX Wavelength
The module utilizes a bidirectional 1310nm-TX and 1550nm-RX wavelength separation to transmit and receive data simultaneously over a single fiber strand. This configuration pairs a stable DFB laser transmitter with a highly sensitive PIN photodetector to maintain clear signal integrity.
Engineered for extended optical budgets, this transceiver safely spans distances up to 80km over standard single-mode fiber (SMF). It successfully overcomes high physical layer attenuation, making it perfect for connecting remote regional nodes without intermediate repeaters.
LS-BL315501-80C Module with Simplex LC Interface
Featuring a single simplex LC port, the module cuts required fiber optic cabling infrastructure exactly in half. By utilizing single-strand BiDi technology instead of traditional dual-fiber lines, it optimizes physical patch panel space and lowers overall deployment costs.
LS-BL315501-80C Module with DDM for Real-Time Monitoring
Integrated Digital Diagnostic Monitoring (DDM) provides network administrators with real-time diagnostic telemetry. It allows users to track critical physical layer metrics, including optical output power, receiver sensitivity limits, and operating temperatures, to prevent unexpected link downtime.
LINK-PP LS-BL315501-80C 155M SFP Certification
LINK-PP LS-BL315501-80C undergoes rigorous testing and carries major global compliance certifications including ISO 9001, CE, RoHS, and FCC to ensure high standards.
Every transceiver is subjected to comprehensive optical parameter verification and environmental stress tests to guarantee long-term stable performance before shipment.
LS-BL315501-80C Quality Certifications
These regulatory approvals verify that the module meets all international safety, environmental protection, and electromagnetic interference standards.
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-BL315501-80C Certified for Reliable Host-Device Compatibility
The module is fully verified across a wide range of multi-vendor networking systems to guarantee seamless plug-and-play operation and link stability.
Rigorous Testing Ensures Reliable SFP Performance
Our comprehensive validation framework guarantees dependable networking hardware, and you can review our complete testing methodologies inside the LINK-PP Test Support Center.
Optical Spectrum Test
Verify precise central wavelengths and side-mode emission stability.
Eye Pattern Test
Evaluate transmitter signal integrity and clean waveform shapes.
Bit Error Rate Test
Confirm optimal data integrity and link transmission stability.
Temperature Test
Ensure stable hardware operation under varying environmental conditions.
Product Shipping for LINK-PP LS-BL315501-80C 155M SFP
Carefully coordinated logistics ensure your network hardware arrives safely. Standardized distribution networks guarantee prompt, undamaged arrival worldwide.
Anti-Static Protective Packaging
Shield delicate electronics from static damage during warehouse handling.
Shock-Resistant Transport Protection
Deploy durable outer enclosures to withstand rough handling conditions.
Fast Order Processing and Dispatch
Expedite inventory management to minimize initial transit delays.
Global Logistics and International Delivery
Coordinate regional distribution networks for seamless border-crossing shipments.
To deploy the LS-BL315501-80C 155M BiDi SFP optical module, simply slide it into a compatible SFP port until it clicks, then connect a single-mode fiber patch cord to the simplex LC interface. It operates seamlessly in regional telecommunications networks and legacy backhauls, providing efficient, long-distance data transport up to 80km.
LS-BL315501-80C Technical Support
LINK-PP offers end-to-end technical support, from pre-sales consultation to post-deployment assistance, ensuring smooth integration and reliable network performance.
Pre-Sales Technical Consultation
Professional guidance to help you select the optimal LS-BL315501-80C module for your network design and application needs.
Compatibility Verification Support
Validated compatibility with LINK-PP switches and other mainstream networking platforms for seamless deployment.
Deployment & Installation Assistance
Comprehensive step-by-step guidance for installation, configuration, and initial setup, ensuring accurate deployment and reliable, stable operation from the start.
Long-Term Technical Assurance
Ongoing technical support throughout the product lifecycle, delivering long-term stability for enterprise and carrier-grade networks.
A:
The module delivers real-time diagnostic telemetry via the standard I²C interface (SFF-8472 compliance). Historical data logging or threshold alerting must be handled by your host switch's operating system or an external SNMP polling stack. By
admin on
2025-11-06
A:
Yes, it operates natively at the physical layer for 155Mbps data rates, making it perfectly transparent to legacy SONET OC-3 and SDH STM-1 framing structures. By
admin on
2025-09-04
A:
Yes, the LS-BL315501-80C (1310nm-TX/1550nm-RX) must be paired with its precise wavelength-inverted counterpart on the opposite node to establish a circuit. By
admin on
2025-07-08
We use these 155M SFP BiDi modules for standard SDH/SONET STM-1 links in our indoor data center. They generate very little heat compared to generic brands we tried last year.
Please write comments with more than three
character.
494035
346532
Z***k
Bulgaria
Verified
Purchase
5 .0
2026-04-08
As a principal network architect for a tier-2 ISP, sourcing reliable 80km optics for legacy 155M STM-1/OC-3 backhaul links is becoming harder. We tested the LINK-PP LS-BL315501-80C across an aggressive 72km link with multiple patch panels. The 1310nm-TX / 1550nm-RX separation holds up exceptionally well. Tx power is consistently around 0dBm and Rx sensitivity stays well above the -32dBm noise floor. Digital Optical Monitoring (DOM) reads accurately via CLI, reporting real-time temperature, voltage, and bias current. Excellent product for long-haul infrastructure stability.
Please write comments with more than three
character.
494035
346522
W***n
Brazil
Verified
Purchase
5 .0
2026-03-14
Simplex LC connector fits perfectly with our existing patch cords. Saved us the cost of running new fiber lines. Highly recommended for cost-sensitive infrastructure.
Please write comments with more than three
character.
494035
346536
P***n
Finland
Verified
Purchase
5 .0
2026-02-22
Perfect for our regional ISP backbone nodes. The 155Mbps speed is highly stable, and the Tx power levels remain well within the acceptable threshold. clean product.
Please write comments with more than three
character.
494035
346530
D***e
Germany
Verified
Purchase
4 .0
2026-02-11
Modules perform perfectly at 155M over 70km fiber lines. However, the delivery took two days longer than promised by the carrier to Germany. Product itself is 5 stars, but shipping gets 3.
Please write comments with more than three
character.
494035
346526
B***n
Australia
Verified
Purchase
5 .0
2026-01-15
We recently upgraded an old dual-fiber infrastructure to a single-strand BiDi setup to reclaim fiber assets for a lucrative corporate client. The LINK-PP LS-BL315501-80C was used to link our metro core to a remote substation 55km away. The 1310nm/1550nm wavelength pairing split the traffic flawlessly. Real-time DDM data allowed us to tune our attenuators accurately to avoid receiver saturation. Been live for 90 days with zero packet drops reported. Very impressed.
Please write comments with more than three
character.
494035
346534
Y***r
Brunei Darussalam
Verified
Purchase
5 .0
2025-12-24
Our telecom consultancy firm frequently recommends LINK-PP for clients seeking to scale their networks while maintaining tight budgets. This 80km 155M BiDi SFP is a standard component in our long-range edge aggregation designs. It complies fully with Fast Ethernet and SDH/SONET protocols, offering high versatility for legacy infrastructure transformation. The build quality, metal shielding, and optical alignment are superb, minimizing cross-wavelength interference on the 1310nm/1550nm channels. Will definitely continue specifying this model in our upcoming network design bids.
Please write comments with more than three
character.
494035
346521
R***e
Spain
Verified
Purchase
5 .0
2025-11-15
Swapped out old dual-fiber SFPs to free up fiber cores for a new client. These BiDi modules are a lifesaver. Running smoothly on our EdgeSwitch platform.
Please write comments with more than three
character.
494035
346531
F***n
United Arab Emirates
Verified
Purchase
4 .0
2025-10-22
Good value and 100% compatible with our switches. The delivery tracking information was broken for the first 48 hours, but the package arrived safely in the end. product is solid.
Please write comments with more than three
character.
494035
346544
N***k
Hong Kong
Verified
Purchase
5 .0
2025-10-14
Highly recommend LINK-PP for network engineers looking for budget-friendly alternatives. The DOM feature integrates perfectly with our SNMP monitoring.
Please write comments with more than three
character.
494035
346528
A***e
Belgium
Verified
Purchase
5 .0
2025-09-19
Evaluating third-party optics is always a rigorous process for our operations team. We put the LS-BL315501-80C 155M SFP module through a 72-hour thermal and packet stress test in our lab before deploying to field offices. Operating at 155Mbps on Fast Ethernet/STM-1 protocols, the module showed no frame loss or CRC errors under 100% throughput generation. The Simplex LC interface design is compact and the mechanical latch mechanism feels robust enough for repeated hot-swapping during maintenance windows. For network operations centers looking to reduce Capex without compromising SLA, these are an easy choice.
Please write comments with more than three
character.
494035
346533
M***t
Hungary
Verified
Purchase
5 .0
2025-07-18
These 155M BiDi SFPs saved our department budget this quarter. Running them over a 68km single-mode fiber link between two municipal offices. No signal drops so far.
Please write comments with more than three
character.
494035
346527
E***r
Argentina
Verified
Purchase
4 .0
2025-07-06
The Simplex LC connection is clean and tight. Deducting one star because the outer box arrived a bit dented by the customs inspection. The transceivers inside were fine.
Please write comments with more than three
character.
494035
346543
V***e
Canada
Verified
Purchase
5 .0
2025-06-25
We deployed these optical transceiver modules in our university campus fiber backbone spanning several remote research stations. 80km budget is more than enough for our 65km spans.
Please write comments with more than three
character.
494035
346535
O***n
France
Verified
Purchase
5 .0
2025-05-27
Using these Simplex LC optical transceivers for a basestation backhaul project. The 1310nm-TX and 1550nm-RX pairing works exactly as specified. Will buy more for phase 2.
Please write comments with more than three
character.
494035
346525
C***m
Austria
Verified
Purchase
5 .0
2025-04-09
Our data center operations team managed a massive migration requiring legacy 155M link compatibility. We turned to LINK-PP because their technical sales team confirmed exact compatibility parameters for our older multi-vendor environment. Deployed across 12 different racks utilizing single-mode simplex LC fiber patch cords. The optical power margins are generous, meaning minor patch panel contamination doesn't instantly drop the link. DOM alerts are clean and match industry standards, making integration into our existing stack totally seamless.
Australia · English · AUD
