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arista sfp1g-sx-31-i compatible link-pp 1g sfp 1310nm 2km dom duplex lc mmf optical transceiver module(industrial)
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Arista SFP1G-SX-31-I Compatible LINK-PP 1G SFP 1310nm 2km DOM Duplex LC MMF Optical Transceiver Module(Industrial)

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Product summary

Product
Arista SFP1G-SX-31-I Compatible LINK-PP 1G SFP 1310nm 2km DOM Duplex LC MMF Optical Transceiver Module(Industrial)
SKU
225761
P/N
LS-MM311G-02I
Price
$ 7.9
Stock
141 in Stock
Sold
931
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
27 Reviews
5 Questions
931 Sold
$ 7.9 0% OFF )
Free shipping. For wholesale pricing, please contact us directly.
Qty (pcs) :
Unit Price :
1
$ 7.9
100
$ 7.505
1000
$ 7.268
3000
$ 7.031
6000
$ 6.794
Manufacture: LINK-PP P/N: LS-MM311G-02I SKU: 225761
Shipping:
Free Shipping
to United States via FedEx
Estimated delivery time : 3 - 10 days.
5-Year Warranty 30-Day Returns 30-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.
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Arista SFP1G-SX-31-I Compatible LINK-PP 1G SFP Specifications

The Arista SFP1G-SX-31-I Compatible LINK-PP SFP module delivers dependable optical transmission at data rates up to 1.25 Gbps. Operating at a 1310 nm wavelength, it supports transmission distances of up to 2 km over multi-mode fiber (MMF), ensuring consistent signal integrity and industrial-grade reliability in short-to-medium distance networking scenarios.

Arista Part NumberSFP1G-SX-31-IVendor NameLINK-PP
Form Factor SFP Max Data Rate 1.25Gbps
Wavelength 1310nm Max Cable Distance 2km
Connector Duplex LC Media MMF
Transmitter Type FP Receiver Type PIN
TX Power -12 to -3dBm RX Power -23 to -1dBm
Receiver Sensitivity <-23dBm Receiver Overload -1dBm
Operating Temperature Range -40 to 85°C Protocols

SFF-8472 MSA IEEE 802.3

Key Features of Arista SFP1G-SX-31-I Compatible LINK-PP 1G SFP

The Arista SFP1G-SX-31-I Compatible LINK-PP transceiver provides reliable 1.25 Gbps throughput with steady optical performance across 2 km of MMF. It features a duplex LC interface for quick installation and seamless integration, along with Digital Optical Monitoring (DOM) for real-time diagnostics. These capabilities enhance operational efficiency, simplify maintenance, and ensure smooth deployment.

Arista SFP1G-SX-31-I Compatible LINK-PP 1G SFP Optical Module

The Arista SFP1G-SX-31-I Compatible LINK-PP optical module uses a FP laser transmitter and a PIN photodiode receiver to support accurate optical signal control, high transmission precision, and strong environmental fluctuation resistance, making it ideal for industrial-grade applications.

SFP1G-SX-31-I: Reliable 1.25 Gbps Connectivity

The Arista SFP1G-SX-31-I Compatible LINK-PP module provides dependable Gigabit Ethernet and 1G Fiber Channel connectivity for enterprise networks, campus backbones, and industrial access layers, with a stable 1.25 Gbps connection.

SFP1G-SX-31-I Module with 1310nm Wavelength

Operating at a wavelength of 1310nm, this Arista SFP1G-SX-31-I Compatible LINK-PP module offers enhanced attenuation performance, helping reduce signal loss and improve transmission stability over multi-mode fiber links.

SFP1G-SX-31-I Module Supporting 2km Transmission

Supporting data transmission over distances of 2 kilometers on multi-mode fiber. The Arista SFP1G-SX-31-I Compatible LINK-PP 1G SFP module is a practical choice for inter-building connections, enterprise campus networks, and distribution-layer links.

SFP1G-SX-31-I Module with Duplex LC Interface

The duplex LC connectors enable efficient separation of transmit and receive channels, allowing for clean cable management, fast deployment, and precise connectivity. It ensures compatibility with standard SFP ports across switches, routers, and media converters.

SFP1G-SX-31-I Module with DOM for Real-Time Monitoring

Through its DOM function, key operating conditions such as temperature, supply voltage, transmit and receive power can be assessed in real-time, which facilitates troubleshooting and routine maintenance.


Arista SFP1G-SX-31-I Compatible LINK-PP 1G SFP Certification

Precision-built and performance-certified, each LINK-PP module upholds ISO 9001 quality principles and global CE, RoHS, and FCC standards, symbolizing our dedication to excellence in every connection.

Optical Transceivers Testing

Each module undergoes careful multi-stage testing to ensure wavelength accuracy, low error rates, and long-term operating stability.

SFP1G-SX-31-I Quality Certifications

Recognized globally with ISO 9001, CE, RoHS, and FCC certifications, LINK-PP delivers trusted quality across a wide range of network applications.

SFP1G-SX-31-I Certified for Reliable Host-Device Compatibility

Extensively tested for compatibility with LINK-PP systems, guaranteeing plug-and-play deployment and seamless integration.


Rigorous Testing Ensures Reliable SFP Performance

Comprehensive testing procedures validate durability and performance consistency. Discover more at the LINK-PP Test Support Center.

Optical

Optical Spectrum Test

Monitors wavelength precision to support stable transmission.

Optical

Eye Pattern Test

Checks waveform clarity to verify clean and accurate data transmission.

Optical

Bit Error Rate Test

Ensures low BER for robust network performance.

Optical

Temperature Test

Confirms thermal tolerance to prevent performance degradation.


Product Shipping for Arista SFP1G-SX-31-I Compatible LINK-PP 1G SFP

LINK-PP modules are prepared for deployment and shipped via a logistics process that protects the product while ensuring fast, consistent delivery.

Anti-Static Protective Packaging

Anti-Static Protective Packaging

Static-resistant layers protect the internal components during transit.

Shock-Resistant Transport Protection

Shock-Resistant Transport Protection

Sturdy packaging reduces the risk of shipping damage.

Fast Order Processing and Dispatch

Fast Order Processing and Dispatch

Quick processing ensures efficient fulfillment.

Global Logistics and International Delivery

Global Logistics and International Delivery

Optimized logistics support seamless global shipping.

Arista SFP1G-SX-31-I Compatible LINK-PP 1G SFP Usage Demonstration

The Arista SFP1G-SX-31-I Compatible LINK-PP 1G SFP transceiver module is ideal for industrial Ethernet systems, enterprise campus networks, data center aggregation, and building-to-building connectivity with its robust design and stable performance.

SFP1G-SX-31-I 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 SFP1G-SX-31-I 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.

Arista SFP1G-SX-31-I Compatible LINK-PP 1G 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

LINK-PP

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No data
E***a
South Africa
Verified Purchase
5 .0
2026-07-16
Clean link, no issues so far.
W***s
Morocco
Verified Purchase
5 .0
2026-03-31
We used these in an outdoor-access network cabinet where temperature variation is a bigger concern than in the main server room. The industrial operating range was important for our selection. After installation, the duplex LC links came up cleanly, and we have been using DOM readings to spot-check optical conditions during scheduled maintenance.
C***s
Denmark
Verified Purchase
5 .0
2026-01-10
Our lab team tested the module with several vendor platforms before approving it for deployment. We checked link establishment, optical levels, and DOM information rather than relying only on the switch status. It passed our interoperability testing and is now being used for standard 1G Ethernet uplinks.
Z***s
Philippines
Verified Purchase
5 .0
2026-01-02
Used as a 1G management link around a home 10G NAS setup. It isn't a 10G optic, of course, but it works nicely for the lower-speed network side. =)
N***n
Iran, Islamic Republic of
Verified Purchase
4 .0
2025-12-06
Packaging was slightly dented when the box arrived, but the optics themselves tested fine and the links have been stable.
B***r
Brunei Darussalam
Verified Purchase
5 .0
2025-09-01
We tested them across different switch brands before a rollout. The compatibility check went smoothly, and the optical diagnostics were helpful.
S***s
Ireland
Verified Purchase
5 .0
2025-07-30
For a campus network refresh, we deployed these across multiple distribution and access switches using existing MMF. The 2km specification gave us enough headroom for several building-to-building runs, and the duplex LC connectors kept patching simple. We also checked DOM values during commissioning and found the diagnostics useful for ongoing maintenance.
N***r
United Kingdom
Verified Purchase
5 .0
2025-06-15
Easy install and solid performance :D
P***r
New Zealand
Verified Purchase
5 .0
2025-06-12
Nobody can beat your prices and the quality of your products is excellent.
B***l
Hungary
Verified Purchase
5 .0
2025-06-11
Good fit for our campus fiber links.
S***n
United Kingdom
Verified Purchase
5 .0
2025-06-10
This was the first purchase that I made with LINK-PP and I could not be more pleased with the amazing price or customer service. My packaged was delivered ontime and in perfect shape. Simply awesome!I will be a long time customer!
N***g
France
Verified Purchase
5 .0
2025-05-20
very responsive, competitive, and reliable.
R***o
Ireland
Verified Purchase
5 .0
2025-03-16
Very good response and Fast delivery with minimum cost.
S***s
Denmark
Verified Purchase
5 .0
2025-02-01
The 1310nm optics worked well over our existing multimode fiber. Link came up immediately after installation. :)
R***u
Belarus
Verified Purchase
5 .0
2024-12-23
They seem to have a wide compatible options, this one is highly compatible with my Juniper switch. Will try their Tyco next time.
E***z
Philippines
Verified Purchase
5 .0
2024-10-11
Good value for routine 1G deployments.
D***s
Poland
Verified Purchase
5 .0
2024-09-28
A wonderful experience! Never buying anywhere else!
L***s
Cambodia
Verified Purchase
5 .0
2024-09-02
We used this 1G SFP in an industrial communications cabinet where temperature conditions can vary quite a bit. The -40 to 85℃ operating range was one of the reasons we selected it. After extended operation, the link has remained stable at 1.25Gbps with normal optical readings. :-)
E***h
United Kingdom
Verified Purchase
5 .0
2024-05-27
We used these for a campus distribution link and the 2km MMF reach worked well. The duplex LC connection made the install straightforward.
J***s
United Arab Emirates
Verified Purchase
5 .0
2024-05-14
For a small base-station backhaul project, we needed a straightforward 1G optical connection over multimode fiber. The modules were installed in the network cabinets and tested under normal traffic. We monitored transmit and receive levels through DOM and didn't see unexpected fluctuations during the first deployment phase.
C***s
Russian Federation
Verified Purchase
5 .0
2024-04-06
We put these in a small industrial access network and have had stable 1G service. No strange link drops during normal operation.
c***t
Canada
Verified Purchase
5 .0
2024-02-12
Good price I could find no where else. Shipped Fast. I will go here first next time.
R***s
Brunei Darussalam
Verified Purchase
5 .0
2024-01-12
Worked as expected. We ordered what we thought was the right part. perfect
J***k
Netherlands
Verified Purchase
5 .0
2023-11-05
The customer service was great and responded quickly (my communication was by email). Many payment options. Easy process. Quick customization and shipping.
C***n
Romania
Verified Purchase
5 .0
2023-10-16
We had a warranty request and it was handled really Fast and doing business with this merchant has been great!
L***s
Ukraine
Verified Purchase
5 .0
2023-10-11
We have received the Transceiver Modules in good shape. Thanks for Fast shipment.
M***n
United States
Verified Purchase
5 .0
2023-05-27
Good website. Fast shipping great service.
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