LS-MM8506-S5I serves as a 622M multi-mode SFP optical transceiver engineered for industrial-grade endurance from -40 to +85°C, delivering reliable 850nm signaling across legacy fiber infrastructure with a reach of up to 550m on 50/125µm MMF or 300m on 62.5/125µm MMF.
LINK-PP Part Number
LS-MM8506-S5I
Vendor Name
LINK-PP
Form Factor
SFP
Max Data Rate
622Mbps
Wavelength
850nm
Max Cable Distance
550m
Connector
Duplex LC
Media
MMF
Transmitter Type
VCSEL
Receiver Type
PIN
TX Power
-9 to 0dBm
RX Power
-20 to -1dBm
Receiver Sensitivity
-18dBm
DOM Support
Yes
Operating Temperature Range
-40 to 85°C
Protocols
MSA Compliant
Key Features of LINK-PP LS-MM8506-S5I 622M SFP
LINK-PP LS-MM8506-S5I is an industrial-grade 622M SFP optical transceiver built for reliable data transmission in harsh environments. Equipped with a duplex LC interface, this multi-mode module combines an optimized optical design with integrated real-time digital monitoring. It delivers stable short-reach connectivity over legacy fiber infrastructure, making it a dependable choice for mission-critical industrial networks.
LINK-PP LS-MM8506-S5I 622M SFP Optical Module
This module integrates a highly efficient 850nm VCSEL laser and a sensitive PIN photo detector to ensure stable optical signal conversion. The paired components minimize signal degradation and power consumption across multi-mode fiber links. It is fully optimized to maintain strict engineering tolerances under extreme temperature fluctuations.
LS-MM8506-S5I: 622 Mbps Connectivity for Legacy Infrastructure
Operating at a legacy 622Mbps data rate, this transceiver provides a perfect drop-in solution for older telecom equipment and factory automation networks. It allows operators to maintain stable communication speeds without replacing existing network hardware. This makes it highly cost-effective for retrofitting older industrial systems.
LS-MM8506-S5I Module with 850nm Wavelength
The transceiver utilizes the standard 850nm short-wavelength window, which is perfectly matched for multi-mode fiber systems. This wavelength selection helps reduce modal noise and ensures clean signal transmission over short distances. It delivers consistent optical performance across standard multi-mode networks.
LS-MM8506-S5I Module Supporting 550m Transmission
Designed for short-to-medium range connectivity, this module supports a transmission distance of up to 550m over 50/125µm MMF. For legacy setups using 62.5/125µm MMF, it easily covers distances up to 300m. These distance metrics provide excellent flexibility for building-to-building and plant-floor cabling.
LS-MM8506-S5I Module with Duplex LC Interface
Featuring an industry-standard duplex LC connector, this module ensures tight, secure physical alignment with patch cables. The compact LC interface saves valuable port density on high-concentration switches and routers. Its reliable latching mechanism prevents accidental disconnects caused by industrial vibration.
LS-MM8506-S5I Module with DOM for Real-Time Monitoring
Equipped with Digital Optical Monitoring (DOM), this transceiver lets network administrators track real-time operational diagnostics. It continuously monitors critical metrics like internal temperature, supply voltage, and optical transceiver power. This data helps technical teams predict link failures and handle maintenance before downtime occurs.
LINK-PP LS-MM8506-S5I 622M SFP Certification
Manufactured under strict ISO 9001 quality frameworks, this module fully meets CE, RoHS, and FCC criteria to fulfill international safety and environmental regulations.
Each module undergoes rigorous optical spectrum analysis and bit error rate test to ensure stable performance under extreme thermal conditions.
LS-MM8506-S5I Quality Certifications
These verified credentials grant global market access by confirming the hardware operates with minimal electromagnetic interference and zero hazardous substances.
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-MM8506-S5I Certified for Reliable Host-Device Compatibility
Comprehensive interoperability testing ensures the module communicates flawlessly with multi-vendor switches and routers, maintaining stable port connectivity under continuous operation.
Rigorous Testing Ensures Reliable SFP Performance
Every module undergoes meticulous physical layer evaluation to guarantee seamless deployment, and you can explore our complete methodology through the LINK-PP Test Support Center.
Optical Spectrum Test
Assess light source parameters to guarantee clean wavelength stability.
Eye Pattern Test
Evaluate signal waveforms to confirm crisp data path transitions.
Bit Error Rate Test
Validate packet delivery perfection under heavy transmission loads.
Temperature Test
Check structural resilience against severe environmental thermal shifts.
Product Shipping for LINK-PP LS-MM8506-S5I 622M SFP
Our streamlined distribution loop ensures that orders move quickly from factory floor to global destinations with maximum transit security.
Anti-Static Protective Packaging
Shield internal electrical components from damaging electrostatic discharge during handling.
Shock-Resistant Transport Protection
Safeguard fragile optical alignments against heavy vibrations and sudden impacts.
Fast Order Processing and Dispatch
Accelerate warehouse fulfillment queues to minimize total wait time.
Global Logistics and International Delivery
Coordinate worldwide shipping routes for dependable border-crossing freight transit.
This LS-MM8506-S5I 622M SFP transceiver integrates rapidly into network switches via its hot-swappable interface and secure LC connection. Engineered for demanding environments, it excels in factory automation systems, transit communication links, and building-to-building enterprise connections over legacy multi-mode fiber infrastructure.
LS-MM8506-S5I 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-MM8506-S5I 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:
Yes! With 50/125µm multi-mode fiber (like OM2/OM3), the LS-MM8506-S5I SFP module supports distances up to 550m, so your 400m link is comfortably within range. By
admin on
2026-03-09
A:
Absolutely. The "I" suffix in LS-MM8506-S5I stands for Industrial Grade. It is rated for extreme operating temperatures from -40°C to +85°C, ensuring reliable cold-booting and steady performance in harsh winter conditions. By
admin on
2025-11-05
A:
The LS-MM8506-S5I module operates on a standard single +3.3V power supply with built-in voltage tolerance. You can track exact voltage performance live via the internal DDM readout. By
admin on
2025-08-14
Ordered a batch of 622M 850nm optical transceivers for our Fast Ethernet links. The live optical telemetry monitoring shows strong RX power levels well within specification.
Please write comments with more than three
character.
494818
395638
S***s
Singapore
Verified
Purchase
5 .0
2026-04-05
We installed 20 units of this LS-MM8506-S5I 622M SFP transceiver in outdoor hardened switch enclosures. Over three months of field testing, the DDM reported steady Tx power output and Rx sensitivity even during peak summer ambient temperatures exceeding 45°C inside the cabinet. The 850nm VCSEL transmitter drives clean light pulses down 500m of multi-mode fiber with clean Bit Error Rate margins. Excellent physical-layer reliability for critical telemetry!
Please write comments with more than three
character.
494818
395647
M***d
Mexico
Verified
Purchase
5 .0
2026-03-21
Deployed across a multi-building campus network extension. The 622M rate matches our legacy WAN edge router interface perfectly, with zero CRC errors over weeks of operation.
Please write comments with more than three
character.
494818
395635
V***e
Philippines
Verified
Purchase
5 .0
2026-01-09
Sourced a batch of 50 LS-MM8506-S5I SFP transceivers for an enterprise campus backhaul migration project. The duplex LC physical port tolerances are tight, providing crisp insertion feedback and low connector insertion loss. Signal attenuation metrics on our OTDR traces showed consistent performance across all multi-mode optical runs up to 500m. The live DDM interface makes troubleshooting optical clean-up easy by providing exact receiver power readings.
Please write comments with more than three
character.
494818
395633
Y***r
Malaysia
Verified
Purchase
4 .0
2026-01-02
Hardware works as expected with precise DOM telemetry on our multi-mode fiber links. However, the carrier's international transit took longer than estimated to arrive at our site warehouse.
Please write comments with more than three
character.
494818
395653
R***e
Italy
Verified
Purchase
5 .0
2025-12-18
Purchased these 622M multi-mode optical modules for legacy SONET OC-12 equipment in a smart manufacturing plant. The optical transmitter and receiver maintain balanced optical power metrics across all channels.
Please write comments with more than three
character.
494818
395646
I***s
Brazil
Verified
Purchase
5 .0
2025-12-04
Upgraded our municipal traffic monitoring nodes with these wide-temperature 622M SFP modules. The duplex LC connectors seat firmly with clean optical coupling over 500m of multi-mode fiber.
Please write comments with more than three
character.
494818
395630
U***n
Thailand
Verified
Purchase
5 .0
2025-10-23
Our network engineering firm routinely deploys B2B fiber optics hardware for municipal traffic control systems and water treatment facilities. The extended -40°C to +85°C operating range of this 850nm 622M SFP module was the primary purchasing factor. During cold-weather field commissioning, cold boot cycles at -20°C resulted in immediate laser stabilization with no optical drift or link flap. Plug-and-play operation in our switch platforms without requiring custom CLI overrides.
Please write comments with more than three
character.
494818
395649
L***h
India
Verified
Purchase
5 .0
2025-10-08
Solid OEM-compatible alternative for industrial Ethernet switches. Diagnostic light levels are reported accurately through DDM, making remote link health auditing super easy.
Please write comments with more than three
character.
494818
395640
W***r
South Africa
Verified
Purchase
5 .0
2025-08-31
In a manufacturing plant, we needed optics transceivers that could tolerate wide temperature swings near stamping presses. These 850nm SFP modules ran continuously at 622M with stable TX/RX levels, and the DOM data fed into our SNMP dashboard for threshold alerts. We’ve had zero flaps across 24 ports, and the LC duplex interface matched our existing structured cabling without re-termination.
Please write comments with more than three
character.
494818
395634
O***g
Norway
Verified
Purchase
5 .0
2025-08-02
Needed an industrial-grade optical transceiver with -40°C to +85°C tolerance for pole-mounted surveillance gear. These modules have been running continuously through heatwaves without thermal throttling.
Please write comments with more than three
character.
494818
395645
K***n
Republic of Korea
Verified
Purchase
5 .0
2025-06-30
We use these 550m 850nm SFP optical modules for short-run inter-rack links in our regional hosting facility. Thermal stability is top-notch even inside unconditioned field enclosures.
Please write comments with more than three
character.
494818
395639
X***l
Indonesia
Verified
Purchase
4 .0
2025-06-12
The transceivers perform exceptionally well in our outdoor cabinet, but shipment was delayed by 2 days at customs clearance. Outer cardboard packaging had slight crushing on one corner, though the individual packaging kept the optical modules completely intact.
Please write comments with more than three
character.
494818
395652
N***g
Sweden
Verified
Purchase
5 .0
2025-05-19
Reliable physical-layer hardware for power substation telemetry networks. Good signal-to-noise ratio and stable optical budget over multi-mode fiber runs.
Please write comments with more than three
character.
494818
395632
T***y
Russian Federation
Verified
Purchase
5 .0
2025-03-29
We recently executed a network modernization across our industrial plant floor, requiring multi-mode fiber runs for legacy OC-12 protocol aggregation. These 622M SFP optical modules passed our optical baseline checks with flying colors. Digital optical monitoring metrics show Rx optical power well above the receiver sensitivity floor across all 30 deployed links. Port latching mechanisms feel sturdy, preventing micro-disconnections caused by heavy equipment vibration nearby. Overall, these modules deliver excellent performance without breaking the budget.
Canada · English · CAD
