The HW SFP-GE-20-SM1550-U Compatible LINK-PP module is a high-performance 1G BiDi SFP optical transceiver designed for efficient Gigabit Ethernet connectivity. This hot-pluggable module utilizes WDM technology over single-mode fiber, delivering data rates up to 1.25Gbps. Compliant with SFP MSA standards, it offers a highly cost-effective networking solution for modern optical communication systems.
HW Part Number
SFP-GE-20-SM1550-U
Vendor Name
LINK-PP
Form Factor
SFP
Max Data Rate
1.25Gbps
Wavelength
1550nm-TX/1310nm-RX
Max Cable Distance
20km
Connector
Simplex LC
Media
SMF
Transmitter Type
DFB
Receiver Type
PIN
TX Power
-9 to 0dBm
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 HW SFP-GE-20-SM1550-U Compatible LINK-PP 1.25G SFP
Discover the exceptional capabilities of the HW SFP-GE-20-SM1550-U Compatible LINK-PP 1G BiDi SFP transceiver. This advanced single-mode fiber module ensures stable long-distance data transmission while saving infrastructure costs. Its highly integrated design guarantees seamless integration into standard networking equipment for superior optical performance.
Engineered for premium performance, the HW SFP-GE-20-SM1550-U Compatible LINK-PP 1G BiDi SFP optical module seamlessly integrates a DFB laser and PIN photodiode. This single-mode fiber transceiver guarantees outstanding network stability, optimal signal clarity, and highly reliable data transfer capabilities.
SFP-GE-20-SM1550-U: 1G Connectivity for VoIP Server
Enhance your communication infrastructure with the SFP-GE-20-SM1550-U transceiver, delivering robust 1G connectivity for VoIP servers. This high-speed gigabit optical module minimizes latency and ensures crystal-clear voice data transmission, making it ideal for demanding enterprise telecommunication networking applications.
SFP-GE-20-SM1550-U Module with 1550nm-TX and 1310nm-RX Wavelength
Utilizing advanced WDM technology, the SFP-GE-20-SM1550-U module operates precisely with a 1550nm-TX and 1310nm-RX wavelength configuration. This single-fiber bidirectional transmission significantly maximizes your existing single-mode fiber capacity, dramatically reducing overall network cabling expenses and maintenance costs.
Perfect for medium-range network deployments, the SFP-GE-20-SM1550-U module flawlessly supports 20km transmission over single-mode fiber. This impressive reach ensures that metropolitan area networks and remote campus connections maintain consistent, high-bandwidth Gigabit Ethernet data transfer without requiring expensive repeaters.
SFP-GE-20-SM1550-U Module with Simplex LC Interface
Designed for streamlined hardware installations, the SFP-GE-20-SM1550-U module features a standard simplex LC interface. This precise optical connector ensures secure, low-loss single-mode fiber connections, providing network administrators with a reliable and highly efficient hot-pluggable deployment experience.
SFP-GE-20-SM1550-U Module with DOM for Real-Time Monitoring
Maximize networking reliability using the SFP-GE-20-SM1550-U module with DOM for real-time monitoring. Compliant with SFF-8472, this digital diagnostic function continuously tracks critical parameters like temperature, voltage, and optical power, enabling proactive system maintenance and rapid network troubleshooting.
Every HW SFP-GE-20-SM1550-U Compatible LINK-PP 1G SFP undergoes rigorous verification to meet strict global industry standards. Our comprehensive certification process guarantees superior manufacturing quality and safe optical network operation.
The SFP-GE-20-SM1550-U quality testing program implements strict factory inspections. We evaluate each transceiver under extreme networking conditions to guarantee uninterrupted Gigabit Ethernet connectivity and exceptional single-mode fiber performance.
SFP-GE-20-SM1550-U Quality Certifications
Showcasing premium manufacturing, the SFP-GE-20-SM1550-U optical module holds essential quality certifications. Compliant with RoHS and Class I laser safety standards, it ensures secure and environmentally responsible network 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.
SFP-GE-20-SM1550-U Certified for Reliable Host-Device Compatibility
Following standard SFP Multi-Source Agreement guidelines, the SFP-GE-20-SM1550-U is certified for reliable host-device compatibility. It works seamlessly across diverse networking switches and routers without any configuration issues.
This test verifies precise 1550nm and 1310nm wavelengths for optimal BiDi signal clarity.
Eye Pattern Test
We conduct strict eye pattern evaluations to ensure excellent signal integrity and minimal jitter.
Bit Error Rate Test
Long-duration testing confirms extremely low data loss for flawless 1.25Gbps network transmission quality.
Temperature Test
Thermal cycling ensures reliable hardware operation across specified commercial and industrial temperature ranges.
Product Shipping for HW SFP-GE-20-SM1550-U Compatible LINK-PP 1.25G SFP
We prioritize secure supply chain logistics. The product shipping for HW SFP-GE-20-SM1550-U Compatible LINK-PP 1G SFP ensures your optical modules arrive safely and perfectly intact.
Anti-Static Protective Packaging
We utilize premium anti-static bags to prevent critical internal electronic component damage.
Shock-Resistant Transport Protection
Customized shock-absorbing foam securely cradles each transceiver during rough transit conditions.
Fast Order Processing and Dispatch
Streamlined inventory management enables immediate order fulfillment and rapid warehouse dispatch services.
Global Logistics and International Delivery
Trusted global shipping partners guarantee prompt, reliable international delivery to your facility.
Integrating this transceiver is incredibly straightforward. The HW SFP-GE-20-SM1550-U Compatible LINK-PP 1G SFP usage demonstration illustrates simple plug-and-play installation into standard Ethernet switches. Just connect the simplex LC single-mode fiber patch cord to establish instant, high-speed bidirectional communication.
SFP-GE-20-SM1550-U 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 SFP-GE-20-SM1550-U 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, safety and compliance are baked right in. These modules meet Class 1 FDA Laser Safety requirements and are fully CE, RoHS, FCC, and UL certified. You are completely clear for compliant, large-scale deployments across all EU and US facilities. By
admin on
2026-02-22
A:
No, this specific BiDi transceiver is designed exclusively for Single Mode Fiber (SMF) to achieve the 20km distance using 1550nm-TX/1310nm-RX wavelengths. If you try running it over OM3 multimode, you'll experience severe signal loss. You must use a single strand of SMF for this link. By
admin on
2025-10-01
A:
You're looking at a massive TCO reduction. By using our LINK-PP 1G SFP BiDi modules, you cut hardware costs by up to 80% compared to OEM optics, while getting the exact same 20km range, DOM features, and 1.25Gbps performance. The ROI for enterprise and campus networks is unbeatable. By
admin on
2025-09-12
A:
Hey! This module is standard MSA compliant and works flawlessly across multi-vendor environments. Our engineers have tested the LS-BL55311G-20C to plug-and-play with Cisco, Fortinet, Juniper, HPE, and Dell without triggering any "unsupported transceiver" errors. By
admin on
2025-07-11
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477495
358602
L***n
Thailand
Verified
Purchase
5 .0
2025-04-16
Managing a homelab, I needed affordable 1G SFP BiDi modules. With just one Simplex LC strand, I linked my NAS to a Brocade core switch. The 0-70°C commercial temp holds up perfectly.
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477495
358596
G***i
Germany
Verified
Purchase
5 .0
2023-06-14
I have purchased numerous products from Link-pp and have highly recommended them to my friends due to their vast selection and inventory, easy to use website, Fast shipping. Keep up the good work, guys!
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477495
358597
J***x
Hong Kong
Verified
Purchase
5 .0
2023-03-31
cheap and high quality. The items arrived a day earlier than expected and were all correct and easy to install. The customer service is great, the confirmation and delivery emails are worth just buying something again.
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