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    Home / Products / Transceivers / 10G Transceivers / 10G SFP+ / 100784

    Cisco SFP-10G-LR-X Compatible 10GBASE-LR SFP+ 1310nm 10km DOM LC SMF Transceiver

    Product No: 100784
    8 Reviews
    157 Sold
    US$ 11.90  US$ 15.90
    Compatible
    Transceivers type
    3695 in real-time stock, 13 Jun, 2026

    Free Shipping over US$ 79.8

    Global warehouses in stock

    30-day Return and Refund

    5-Year Warranty 30-Day Returns 90-Day Exchange
    Warranty
    Providing industry-leading limited lifetime warranty.
    Please check our warranty policy for details.
    Returns & Exchange
    Exchanges caused by the customer's reasons will not be accepted.
    Please ensure that the item you're returning is repackaged with all the cords, adapters, and documentation included when you receive it.
    Please check our Return Policy for details.
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    Add to Cart Bulk Order Quotes 
    1. Rate: 10G; Connector: Duplex LC
2. DFB+PIN; Low Power Consumption <1W
3. Applied in Data Center and Campus Networks
4. Fully Compatible with 100+ Vendors
5. SFP+ MSA Compliant
6. Industrial Temperature Range -40°C to 85°C
    See more

    Specifications

    Cisco SFP-10G-LR-X Compatible 10GBASE-LR SFP+ Transceiver Module (SMF, 1310nm, 10km, LC, DOM)

     

    The Cisco SFP-10G-LR-X compatible SFP+ optical transceiver is equipped with an LC duplex connector, reaching a link up to 10km over OS2. QSFPTEK manufactured 10GBASE-LR SFP+ transceiver module is compliant with SFP+ MSA, IEEE 802.3ae, SFF-8472. Besides, DDM (digital diagnostics monitoring) function is supported on the 10G fiber optic transceiver to achieve real-time operating parameters monitoring. This 10G SFP+ transceiver is applied in various application scenarios such as data centers, campus networks. It's also fully compatible with almost all Cisco devices.

     

    Model Name:

    SFP-10G-LR-X

    Vendor Name:

    QSFPTEK

    Form Factor:

    SFP+

    Data Rate:

    10Gbps

    Wavelength:

    1310nm

    Distance:

    [email protected]

    Connector:

    LC Duplex

    Cable Type:

    OS2 SMF

    Transmitterr Type:

    DFB

    Receiver Type:

     PIN

    TX Power:

    -6.5~-0.5dBm

    Receiver Sensitivity:

    <-12.6dBm

    Power Consumption:

    <0.8W

    Commercial Temperature Range:

     -40 to 85°C (-40 to 185°F)

    DDM:

    Support

    Bit Error Ratio (BER):

    1.00E-12

    Protocols:

    IEEE 802.3ae, SFF-8472

    Warranty:

     5 Years
    Quality Testing Program
    Optical Transceivers Testing

    Take a look at our test program to get the reliable and high-performance optical transceivers.

    Quality Certifications

    Features

    • 1. High Reliablility and Best Price
      Proudly self-producing and rigorous testing, QSFPTEK is dedicated to delivering cost-effective products with high reliability and performance at trade price.
    • 2. Wide Application Scenarios
      Ideal for data center, campus network and 40G-10G Break-out.
    • 3. Protocols
      Compliant with IEEE 802.3ae, SFF-8472, SFF-8431, SFF-8432.
    • 4. Quality Certifications
      Backed by CE, FCC, ROSH, ISO9001.

    Applications

    Scenario 1: 10G Switch to 10G Switch Direct Connectivity

    Scenario 1: 10G Switch to 10G Switch Direct Connectivity

     

     

    Scenario 2: 10G Switch to 10G NIC Direct Connectivity

    Scenario 2: 10G Switch to 10G NIC Direct Connectivity

      

     

    Scenario 3: 40G to 10GBASE-LR Breakout Connectivity

    Scenario 3: 40G to 10GBASE-LR Breakout Connectivity

     

    Product details

    Various Switch Tests

     

    Every module is quality tested for compatibility in the multi-brand switches environment, which guarantees flawless operations.

       

    QSPFTEK LAB All Brands Switches Show

     

     

    Tested in The Host Device to Prove Interoperability

     

    Every unit sold undergoes rigorous quality testing, to ensure compatibility in the target switch environment, guaranteeing perfect operation.

     

    QSFPTEK Test Rack

     

     

    Comprehensive Testing

     

    Every module is qualified through rigorous procedures and advanced equipment to ensure high-quality and reliable optical devices for you.

     

    QSFPTEK Test Devices

     

     

    10G SFP+ Model Contrast Table

                                        

    Part Number

    QT-SFP+-T

    QT-SFP+-IT

    QT-SFP+-T-80

    QT-SFP+-SR

    QT-SFP+-IR

    QT-SFP+-LR

    QT-SFP+-LH

    QT-SFP+-ER

    QT-SFP+-ZR

    QT-SFP+-ZR+

    Image

    Wavelength

    —

    —

    850nm

    1310nm

    1310nm

    1310nm

    1550nm

    1550nm

    1550nm

    Max Distance

    30m@Cat6a/7

    80m@Cat6a/7

    300m

    2km

    10km

    20km

    40km

    80km

    100km

    Cable Type

    Copper

    Copper

    OM3/OM4 MMF

    OS2 SMF

    OS2 SMF

    OS2 SMF

    OS2 SMF

    OS2 SMF

    OS2 SMF

    Connector

    RJ45

    RJ45

    LC Duplex

    LC Duplex

    LC Duplex

    LC Duplex

    LC Duplex

    LC Duplex

    LC Duplex

    Tx Power(dBm)

    —

    —

    -6.5~-0.5

    -8.2 ~ -0.5

    -6.5~-0.5

    -6~-1

    -2~4

    0 ~ 5

    1 ~ 5

    Rx Sensitivity(dBm)

    —

    —

    -11.1

    -12.6

    -12.6

    -14.4

    -15.8

    -24

    -25

    Power Consumption

    <2.5W

    <2.5W

    <0.8W

    <0.8W

    <0.8W

    < 1W

    <1.5W

    <1.5W

    <1.5W

    Source

    —

    —

    VCSEL + PIN

    FP + PIN

    DFB + PIN

    DFB + PIN

    EML + PIN

    EML + APD

    EML + APD

    Operating Temperature

    0 to 70°C

    -40 to 85°C (IND)

    0 to 70°C

    0 to 70°C

    0 to 70°C

    0 to 70°C

    0 to 70°C

    0 to 70°C

    0 to 70°C

    0 to 70°C
     

    Questions & Answers

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    Customer Reviews

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    5 stars

    7 Reviews

    4 stars

    1 Reviews

    3 stars

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    0 Reviews

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    • ALL (8)
    • Premium Service (2)
    • Excellent Quality (4)
    • Good Price (1)
    • Shopping Experience (2)
    • Good Packaging (1)
    • Plug-and-Play (3)
    • Performance (1)
    • Fast Delivery (1)
    • Compatibility (3)
    • Calvin United States of America
      2025-12-31

      Using this 10G LR for building-to-building connections and it's been working exactly as expected. Easy install, no compatibility issues, and consistent performance over single-mode fiber. A dependable option for everyday enterprise networks.

      Transceivers typeSFP-10G-LR-X

      CompatibleCisco

      Verified Purchase

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    • Emlyn United States of America
      2025-11-20

      Bought the 10G LR module for upgrading several access-layer switches. Installation was plug-and-play, and the link came up instantly at full 10 km range. The build quality feels good, and compatibility hasn't been an issue with mixed-vendor gear. Would've given 5 stars if the shipping was a bit faster, but the product itself is excellent.

      Transceivers typeSFP-10G-LR-X

      CompatibleCisco

      Verified Purchase

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      0

    • Tom United States of America
      2025-11-06

      I've used several 10G LR modules from QSFPTEK, and they all work flawlessly with Juniper gear. Stable 10km performance, quick shipping, and clear communication from the sales team. Definitely reliable for data center use!

      Transceivers typeSFP-10G-LR-X

      CompatibleCisco

      Verified Purchase

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      0

    • Isaac United States of America
      2025-09-26

      This 10G LR module works perfectly on our switches. After continuous operation, the link remains stable with no errors. It’s fully compatible with our setup and offers great value compared to brand-name modules. Highly recommended for cost-effective 10G deployments.

      Transceivers typeSFP-10G-LR-X

      CompatibleCisco

      Verified Purchase

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      0

    • Lionel United States of America
      2025-09-12

      The 10G LR module turned out to be an excellent choice. It worked seamlessly on my Cisco switch, plug and play, with no compatibility issues. Shipping was quick, and the product arrived well-packaged with anti-static protection. After weeks of use, performance is consistent, the link is stable, and the module runs at a safe temperature. The price is much lower than OEM while delivering the same performance—great value!

      Transceivers typeSFP-10G-LR-X

      CompatibleCisco

      Verified Purchase

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      0

    • Theodoric United States of America
      2025-08-29

      The 10G LR module I purchased here exceeded my expectations. The website was easy to navigate, and ordering was straightforward. Delivery was fast, and the module came in excellent condition. After testing, I found the performance and stability to be on par with branded versions, but at a much better price point. It has been running without any issues, making it a cost-effective and reliable choice.

      Transceivers typeSFP-10G-LR-X

      CompatibleCisco

      Verified Purchase

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      0

    • Timothy United States of America
      2025-08-15

      Huge shoutout to the QSFPTEK for the awesome 10G LR module! Easy to order, quick delivery, and flawless performance on our Cisco gear. Stable, reliable, and priced right—couldn't ask for more.

      Transceivers typeSFP-10G-LR-X

      CompatibleCisco

      Verified Purchase

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      0

    • Rory United States of America
      2025-08-08

      I bought this 10G LR to connect to the NIC. It's plug-and-play and has stable transmission. The account manager responded promptly and the shipping was also fast. I recommend buying from QSFPTEK.

      Transceivers typeSFP-10G-LR-X

      CompatibleCisco

      Verified Purchase

      Helpful

      0

    Resources

    • PDF Document
      QT-SFP+-LR Datasheet.pdf
    • PDF Document
      Transceiver Module User Guide.pdf
    Check Test Reports on Target Device
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    Cisco SFP-10G-LR-X Compatible 10GBASE-LR SFP+ 1310nm 10km DOM LC SMF Transceiver

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    Transceivers type SFP-10G-LR-X

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    Mark

    2023-12-15
    This product works well with my switch, and I plan to buy some DWDM transceivers from QT. Excellent value fo ct works well with my switch, and I plan to buy some DWDM transceivers from QT. Excellent valur money!

    Verified Purchase

    Helpful

    8

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    Cisco SFP-10G-LR-X Compatible 10GBASE-LR SFP+ 1310nm 10km DOM LC SMF Transceiver
    US$ 15.90
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    Cisco
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    Cisco SFP-10G-LR-X Compatible 10GBASE-LR SFP+ 1310nm 10km DOM LC SMF Transceiver

    Compatible Cisco

    Transceivers type SFP-10G-LR-X

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