Specifications of LINK-PP 155M BiDi 1x9 Transceiver
The LINK-PP L9-SC553101-20PPI is a high-performance 155Mbps BiDi 1x9 transceiver engineered for robust optical networks. Operating flawlessly in extreme industrial temperature environments from -40°C to 85°C, this 3.3V single-mode fiber module utilizes premium FP laser and PIN receiver technology to ensure dependable data transmission across critical telecommunications infrastructure.
LINK-PP Part Number
L9-SC553101-20PPI
Vendor Name
LINK-PP
Form Factor
1x9
Max Data Rate
155Mbps
Wavelength
1550nm-TX/1310nm-RX
Max Cable Distance
20km
Fiber Interface
Simplex SC
Fiber Type
SMF
Transmitter Type
FP
Receiver Type
PIN
Differential Input/ Output
(LV)PECL
Signal Detect
(LV)PECL
Power Supply
3.3V
Operating Temperature Range
-40 to 85°C
Key Features of LINK-PP L9-SC553101-20PPI
This advanced LINK-PP L9-SC553101-20PPI module delivers exceptional efficiency for modern fiber-optic systems. Boasting a versatile LVPECL signal interface and integrated single-fiber bi-directional optical subassembly, it provides superior ESD protection and very low EMI, making it ideal for continuous industrial network operations.
Standard 1x9 Package for Reliable PCB Mounting
Designed with a multi-sourced 1x9 package, this transceiver ensures secure and straightforward through-hole PCB mounting. The robust pin footprint guarantees exceptional mechanical stability and simplified soldering processes for long-lasting embedded networking equipment integration.
155M Single-Fiber Connectivity for SDH STM-1 Networks
Engineered to support data rates up to 155Mbps, the module provides flawless single-fiber connectivity. It is fully compliant with ITU-T G.957 standards, making it the perfect upgrade choice for SDH STM-1, SONET OC-3, and Fast Ethernet networking applications.
WDM Technology: 1550nm-TX/1310nm-RX Bi-Directional Link
Utilizing advanced WDM technology, the L9-SC553101-20PPI establishes a seamless bi-directional communication link over a single core. It optimally transmits at a 1550nm wavelength while concurrently receiving at 1310nm, effectively doubling your existing optical fiber capacity.
Stable 20km Transmission for Medium-Reach Networks
Capable of maintaining high-fidelity optical links, this 155M 1x9 transceiver supports a stable 20km transmission distance over standard single-mode fiber. Its -32dBm high-sensitivity PIN receiver guarantees minimal signal attenuation across demanding medium-reach metropolitan area networks.
Simplex SC Interface with Low EMI Design
Featuring a high-precision simplex SC optical interface, the module allows for quick and secure fiber optic cable connections. Its optimized internal shielding minimizes electromagnetic interference, ensuring pristine signal integrity without requiring additional chassis enclosures.
LINK-PP L9-SC553101-20PPI 155M 1x9 Certification
The LINK-PP L9-SC553101-20PPI 155M 1x9 optical module adheres to the strictest global regulatory compliance standards, guaranteeing maximum safety, environmental sustainability, and enterprise-grade operational reliability everywhere.
Every single transceiver undergoes a comprehensive quality control manufacturing process. Our rigorous factory testing program identifies potential faults early, ensuring defect-free shipments and unparalleled hardware consistency.
This robust optical module is proudly certified by UL, CE, FCC, UKCA, and REACH. It features FDA Class 1 eye safety and strictly complies with RoHS environmental directives.
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.
Certified for Seamless PCB Integration & Protocol Compatibility
Thoroughly certified for multi-vendor protocol compatibility, the 1x9 package design guarantees seamless PCB integration. It aligns precisely with standard MSA specifications for frictionless hardware networking assembly.
Rigorous Testing Ensures Reliable 1x9 Performance
To guarantee flawless field deployment, the LINK-PP L9-SC553101-20PPI is subjected to an exhaustive suite of performance validation tests under extreme operational scenarios.
Optical Spectrum Test
Validates the 1550nm center wavelength accuracy and maximum 4nm output spectrum width.
Eye Pattern Test
Confirms the transmitted signal strictly meets the ITU-T G.957 STM-1 compliance masking requirements.
Bit Error Rate Test
Ensures zero packet loss across the complete 20km single-mode fiber transmission distance.
Temperature Test
Proves resilient industrial-grade operation functionality between extreme -40°C and 85°C thermal environments.
Product Shipping for LINK-PP L9-SC553101-20PPI 155M 1x9
We ensure secure, professional packaging and rapid global distribution for every LINK-PP L9-SC553101-20PPI order, maximizing hardware protection during comprehensive transit routes.
Anti-Static Protective Packaging
Individually sealed in premium anti-static trays to prevent ESD damage completely.
Shock-Resistant Transport Protection
Cushioned with customized shock-absorbing materials for ultimate physical impact resistance.
Fast Order Processing and Dispatch
Streamlined warehouse operations guarantee swift inventory handling and immediate courier dispatch.
Global Logistics and International Delivery
Partnered with top-tier logistics providers for reliable, trackable international cargo delivery.
Deploying the LINK-PP L9-SC553101-20PPI is exceptionally straightforward. Technicians simply solder the 9-pin interface directly onto the compatible network device PCB, plug a simplex SC optical cable into the receptacle, and instantly activate reliable bi-directional 155Mbps network data flows.
L9-SC553101-20PPI 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 L9-SC553101-20PPI 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 L9-SC553101-20PPI is the full Industrial-grade version rated from -40°C to +85°C (vs -10°C to +70°C on the 20PPC), while maintaining the same 155Mbps Tx1550nm/Rx1310nm 20km Simplex SC optics and 3.3V (LV)PECL interface. By
admin
A:
If your PCB uses LVPECL Signal Detect, pair it with the 1310nm-TX/1550nm-RX LVPECL industrial module (L9-SC315501-20PPI); if your remote board uses TTL Signal Detect, it also pairs optically with L9-SC315501-20PTI. By
admin
A:
Yes, the L9-SC553101-20PPI features a ruggedized 1x9 SIP housing with 9 through-hole wave-soldered pins that lock permanently onto the PCB for superior mechanical shock and vibration resistance in railway and substation equipment. By
admin
A:
Yes, it is fully compliant with Fast Ethernet 155Mbps WDM, SDH STM-1 (ITU-T G.957), Multi-Sourced 1x9 SIP standards, Class 1 Laser Safety, and EU RoHS 2.0 directives. By
admin
A:
Yes, B2B engineering and procurement teams can request evaluation samples for PCB qualification and chamber testing, and sample costs can be credited toward your volume production order. By
admin
Please write comments with more than three
character.
497402
576662
E***g
Kenya
Verified
Purchase
5 .0
2026-09-20
After multi-vendor switch compatibility testing across several industrial 155Mbps LVPECL 1x9 transceivers, we standardized on LINK-PP L9-SC553101-20PPI. The optical margin over 20km SMF and rugged Simplex SC receptacle are ideal for outdoor cabinets.
Please write comments with more than three
character.
497402
576668
O***t
Estonia
Verified
Purchase
5 .0
2026-08-08
We pair the L9-SC553101-20PPI (1550nm-TX/1310nm-RX) with 1310nm-TX industrial 1x9 modules in our smart-grid feeder automation terminals. Across 20km of single-mode fiber in -35°C Canadian winters, link stability is 100%.
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