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LS-MM854G-S5I 4.25g sfp fibre channel 850nm 500m duplex lc mmf transceiver module (industrial)
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LINK-PP LS-MM854G-S5I 4.25G SFP Fibre Channel 850nm 500m Duplex LC MMF Transceiver Module (Industrial)

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Product summary

Product
LINK-PP LS-MM854G-S5I 4.25G SFP Fibre Channel 850nm 500m Duplex LC MMF Transceiver Module (Industrial)
SKU
218040
P/N
LS-MM854G-S5I
Price
$ 10.00
Stock
30 in Stock
Sold
70
For Order Over $1000 Get $15.00 Off , Code: Linkpp15
For Order Over $3000 Get $50.00 Off , Code: Linkpp50
For Order Over $5000 Get $100.00 Off , Code: Linkpp100
New Users: $10 Coupon for Orders , Code: linkpp2610
25 Reviews
5 Questions
70 Sold
$ 10.00
Free shipping over $99. For wholesale pricing, please contact us directly.
Qty (pcs) :
Unit Price :
1
$ 10.00
100
$ 9.50
1000
$ 9.20
3000
$ 8.90
6000
$ 8.60
Manufacture: LINK-PP P/N: LS-MM854G-S5I SKU: 218040
Compatible:
LINK-PP
Avago
Shipping:
$ 44.65
to United States via FedEx IP
Estimated delivery time : 3 - 10 days.
5-Year Warranty 15-Day Returns 15-Day Exchange
Warranty
  • Providing industry-leading 5-year warranty.
  • Read the table for details of all products' warranty.
Returns & Exchange
  • Refunds will be received about 5 business days after the receipt of returned items.
  • Items in stock for replacement can be shipped within 1 business day.
  • Read the full return policy for details.
Stock:
30 in Stock .
Quantity:
Total Price:
$ 10.00

LINK-PP LS-MM854G-S5I 4.25G SFP Specifications

The LINK-PP LS-MM854G-S5I is an industrial-grade 4.25G SFP optical transceiver designed for high-speed fiber communications. Operating at an 850nm wavelength over multimode fiber, it supports data rates up to 4.25 Gbps over distances up to 500 meters. Featuring a duplex LC connector, VCSEL laser, PIN receiver, and digital optical monitoring, it operates reliably from -40°C to 85°C.

LINK-PP Part Number LS-MM854G-S5I Vendor Name LINK-PP
Form Factor SFP Max Data Rate 4.25Gbps
Wavelength 850nm Max Cable Distance 500m
Connector Duplex LC Media MMF
Transmitter Type VCSEL Receiver Type PIN
Receiver Sensitivity -15dBm DOM Support Yes
TX Power -9 to 0dBm RX Power -16 to -1dBm
Operating Temperature Range -40 to 85°C Protocols MSA Compliant

Key Features of LINK-PP LS-MM854G-S5I 4.25G SFP

Engineered for demanding industrial environments, this 4.25G SFP module incorporates an advanced 850nm VCSEL transmitter and PIN photodiode. Key capabilities include hot-pluggable insertion, low power consumption, built-in digital diagnostic monitoring (DOM), robust duplex LC connectivity, and seamless operation across an extended industrial operating temperature range.

LINK-PP LS-MM854G-S5I 4.25G SFP Optical Module

This high-performance SFP optical transceiver delivers low-latency 4.25G data transmission across short-reach optical links. Combining compact form-factor design with enterprise-class component reliability, it offers an ideal plug-and-play solution for modern high-density networking hardware.

LS-MM854G-S5I: 4.25G Connectivity for SAN Switches

Specifically optimized for Fibre Channel applications, this transceiver provides dependable 4.25G connectivity for Storage Area Network (SAN) switches and storage arrays. It ensures rapid, uncorrupted data transfers required by mission-critical storage infrastructure and server interconnections.

LS-MM854G-S5I Module with 850nm Wavelength

Utilizing an efficient 850nm VCSEL laser source, this optical transceiver achieves superior optical performance and signal consistency over multimode fiber. The 850nm operating wavelength balances power efficiency with high-speed transmission for short-range fiber networks.

LS-MM854G-S5I Module Supporting 500m Transmission

Designed for short-haul interconnections, the module supports stable data transmission reaches up to 500 meters over multi-mode optical cables. This transmission capability provides flexible routing options across enterprise data centers, server rooms, and industrial campus networks.

LS-MM854G-S5I Module with Duplex LC Interface

Featuring an industry-standard duplex LC optical connector, this module enables secure fiber patch cable latching and minimal insertion loss. The compact connector design ensures high-density port deployment while facilitating fast, tool-free installation and network maintenance.

LS-MM854G-S5I Module with DOM for Real-Time Monitoring

Integrated Digital Optical Monitoring (DOM) capabilities provide real-time diagnostic parameters, including laser bias current, optical output power, receiver input power, temperature, and supply voltage. This proactive monitoring simplifies system troubleshooting and prevents network downtime.


LINK-PP LS-MM854G-S5I 4.25G SFP Certification

This optical module complies with international quality standards, holding certifications including CE, FCC, UKCA, UL, and REACH. These credentials verify strict adherence to safety, electromagnetic compatibility, and environmental compliance.

Optical Transceivers Testing

Every transceiver undergoes a multi-stage quality assurance program to guarantee peak optical performance. Comprehensive testing protocols evaluate functional stability, optical parameters, and signal integrity prior to product shipment.

LS-MM854G-S5I Quality Certifications

Fully certified under CE, FCC, UKCA, UL, and REACH frameworks, the transceiver meets stringent global requirements. These certifications ensure reliable operation, user safety, and environmental compliance across industrial deployments.

LS-MM854G-S5I Certified for Reliable Host-Device Compatibility

Designed according to SFP MSA standards, this transceiver guarantees seamless hardware interoperability. It delivers plug-and-play compatibility across diverse SAN switches, routers, media converters, and enterprise host devices.


Rigorous Testing Ensures Reliable SFP Performance

Stringent manufacturing quality control procedures ensure each optical module delivers low bit error rates, excellent signal clarity, and uninterrupted long-term network performance.

Optical

Optical Spectrum Test

Precision spectral analysis verifies exact 850nm center wavelength accuracy and optimal laser side-mode suppression ratio.

Optical

Eye Pattern Test

Comprehensive eye pattern testing confirms clean signal waveforms, low jitter, and wide optical extinction margins.

Optical

Bit Error Rate Test

Rigorous bit error rate testing guarantees error-free data transmission and maximum data throughput under load.

Optical

Temperature Test

Thermal cycling tests validate stable module performance across extreme industrial temperatures from -40°C to 85°C.


Product Shipping for LINK-PP LS-MM854G-S5I 4.25G SFP

All orders are packaged securely and processed efficiently to guarantee safe delivery and flawless condition upon arrival at your facility.

Anti-Static Protective Packaging

Anti-Static Protective Packaging

Each module is individually sealed in ESD-safe anti-static packaging for protection.

Shock-Resistant Transport Protection

Shock-Resistant Transport Protection

Custom foam cushioning protects sensitive optical components from impact during transport.

Fast Order Processing and Dispatch

Fast Order Processing and Dispatch

Streamlined warehouse operations enable rapid order verification and swift product dispatch.

Global Logistics and International Delivery

Global Logistics and International Delivery

Reliable international express shipping ensures prompt global delivery to your location.

LINK-PP LS-MM854G-S5I 4.25G SFP Usage Demonstration

Integrating this industrial-grade 4.25G optical module into your network or storage architecture is incredibly straightforward. Simply insert the hot-pluggable SFP transceiver into any standard switch or SAN port, connect your multi-mode LC fiber cable, and instantly experience reliable, high-speed 4.25-Gigabit data transmission even in demanding environments.

LS-MM854G-S5I 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

Pre-Sales Technical Consultation

Professional technical guidance to help customers select the most suitable LS-MM854G-S5I modules based on network architecture and application requirements.

Compatibility Verification Support

Compatibility Verification Support

Compatibility checks and validation to ensure seamless operation with Cisco switches and other supported networking platforms.

Deployment & Installation Assistance

Deployment & Installation Assistance

Step-by-step support for installation, configuration, and initial deployment to ensure stable and correct operation.

Long-Term Technical Assurance

Long-Term Technical Assurance

Ongoing technical support throughout the product lifecycle to ensure reliable performance in enterprise and carrier-grade networks.

LINK-PP LS-MM854G-S5I 4.25G SFP After-Sales Assurance

LINK-PP provides after-sales support for the smooth deployment and reliable operation of the optical modules.

15 days

15-day no-reason return and refund

Free maintenance or replacement

Free replacement for dead-on-arrival (DOA) or defective items within the initial period

Free maintenance

 Free repair services for manufacturing defects throughout the warranty period

Limitations

Warranty exclusions and conditions apply

Model Comparison Table

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Customer Reviews

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  • 4.9

    25 reviews

  • 5 Stars
    92%
    4 Stars
    8%
    3 Stars
    0%
    2 Stars
    0%
    1 Star
    0%
No data
S***z
Italy
Verified Purchase
5 .0
2026-09-06
Flawless 850nm optic, instantly recognized.
C***t
Indonesia
Verified Purchase
5 .0
2026-09-05
Perfect replacement for legacy Avago SFPs.
B***n
Ukraine
Verified Purchase
5 .0
2026-09-04
Replaced expensive branded Avago AFBR-57R5APZ optics across our multi-tenant data center interconnect. MSA standard coding loaded cleanly on both HP and Cisco directors, giving identical optical budget at one-quarter cost.
P***l
Mexico
Verified Purchase
5 .0
2026-08-29
Tested on Cisco MDS switches; DOM power levels match OEM specs within margin.
C***r
Finland
Verified Purchase
5 .0
2026-08-26
Best budget 4.25G FC transceivers yet.
B***n
Dominican Republic
Verified Purchase
5 .0
2026-08-04
Backward compatible with 2G and 1G legacy gear without any sync problems.
L***z
Kenya
Verified Purchase
5 .0
2026-07-23
Smooth 4G Fibre Channel linkup.
R***n
Canada
Verified Purchase
5 .0
2026-07-22
Solid industrial grade metal housing, thermal dissipation is much better than cheap optics.
W***s
Argentina
Verified Purchase
5 .0
2026-07-16
Rock solid 4.25G link on Brocade SAN!
W***n
Chile
Verified Purchase
5 .0
2026-06-24
Migrated legacy enterprise SAN storage using these 4.25G SFP transceivers on Dell switches. Full duplex LC multi-mode connections negotiated 4.25Gbps line rate immediately with zero frame drops during heavy backup cycles.
M***e
Argentina
Verified Purchase
5 .0
2026-06-22
Duplex LC clicked securely into our patch panel, latency is consistently clean and low.
E***t
Dominican Republic
Verified Purchase
5 .0
2026-06-11
Needed hardened 850nm optics for an outdoor cellular base station backhaul cabinet. These modules survived +65°C summer heat spikes without laser degradation, and real-time DOM voltage reporting stays perfectly calibrated.
M***e
Greece
Verified Purchase
5 .0
2026-06-02
Excellent industrial temp specs for outdoor nodes.
M***t
United States
Verified Purchase
4 .0
2026-05-30
Outer carton was scuffed up during transit, though the industrial optic linked up fine.
T***e
Switzerland
Verified Purchase
5 .0
2026-05-21
Deployed 30 units across our Brocade fabric linking remote field sensors. Industrial wide temp holds stable inside uncooled roadside NEMA enclosures, and DDM diagnostics show clean Rx levels over 400m OM3.
D***h
Dominican Republic
Verified Purchase
5 .0
2026-05-17
Plug and play duplex LC transceiver.
M***h
Republic of Korea
Verified Purchase
5 .0
2026-05-09
DDM monitoring readings are totally spot-on.
B***e
United States
Verified Purchase
5 .0
2026-04-26
Perfect 850nm MMF transceivers for our off-site backup vault, reliable transfer rates.
L***n
Dominican Republic
Verified Purchase
5 .0
2026-04-13
Ordered 20 pieces for a campus storage refresh; zero DOA across the batch.
A***z
Morocco
Verified Purchase
5 .0
2026-04-07
Zero CRC errors across 500m run.
A***n
Philippines
Verified Purchase
5 .0
2026-03-29
Installed inside unheated outdoor cabinets; links stayed rock solid all through winter freezing. ❄️
D***r
Costa Rica
Verified Purchase
5 .0
2026-03-23
Swapped old Finisar modules in our SAN array; full 4Gbps speed achieved instantly.
S***n
Russian Federation
Verified Purchase
5 .0
2026-03-13
Top-notch build quality, great price.
D***t
Denmark
Verified Purchase
5 .0
2026-03-09
Works like a charm on OM3 fiber.
L***n
Greece
Verified Purchase
4 .0
2026-03-05
Box arrived slightly crushed from FedEx, but both 4.25G SFPs work without packet loss.
Verified Purchase
.0
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