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    Products / Transceivers / 100G/200G Transceivers / 100G QSFP28 / 100300
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    Arista QSFP-100/112G-LR4 Compatible 100GBASE-LR4 and 112GBASE-OTU4 QSFP28 Dual Rate 1310nm 10km LC Duplex SMF DDM Optical Transceiver Module

    Product No: 100300
    0 Reviews
    183 Sold
    $289.90
    Compatible
    Transceivers type
    242 in real-time stock, 23Oct, 2026

    Free Shipping over US$ 79.8

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    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. Dual Rate: 100G&112G; Connector: LC; with DDM
2. DML+PIN; Low Power Consumption ≤3.5W
3. Applied in Campus Network, Data Center and Enterprise Core Layer
4. Compatible with 200+ Vendors
5. Hot Pluggable QSFP28 MSA Compliant
    See more

    Specifications

    Arista QSFP-100/112G-LR4 Compatible Dual Rate 100GBASE-LR4 and 112GBASE-OTU4 QSFP28 Optical Transceiver Module (SMF, 1310nm, 10km, LC, DOM)

     

    The Arista dual rate QSFP-100/112G-LR4 compatible QSFP28 optical transceiver module supports 100GBASE Ethernet and 4x28G OTN client interfaces throughput up to 10km over single-mode fiber (SMF) via duplex LC connectors. QSFPTEK QSFP-100/112G-LR4 module has great reliability, airtightness, and heat dissipation performance. This transceiver is compliant with IEEE 802.3ba 100GBASE-LR4 and OTU4 4I1-9D1F standards. Digital diagnostics functions are also available via the I2C interface. The module is capable of 100G Ethernet, 112G OTN OTU4, telecom, service provider applications, and 5G wireless networks.

     

    Part Number

    QT-QSFP28-LR4-OUT4

    Vendor Name

    QSFPTEK

    Form Factor

    QSFP28

    Data Rate

    Dual Rate 103.1Gbps and 112Gbps

    Wavelength

    1310nm

    Distance

    10km

    Connector

    Duplex LC

    Cable Type

    OS2 SMF

    Transmitter

    4 x LAN WDM DML TOSA

    Receiver Type

    4 x PIN ROSA

    TX Power(100G)

    -4.3~4.5dBm

    Receiver Sensitivity(100G)

    <-8.6dBm

    Power Consumption

    ≤3.5W

    Temperature

    0 to 70°C (32 to 158°F)

    DDM

    Support

    Bit Error Ratio (BER)

    1.00E-12

    Protocols

    QSFP28 MSA Compliant, SFF-8636

    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.

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    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 Scenario
      Fully compatible with most industry OEM devices. Ideal for 100G telecom connections, data centers, high-performance computing networks, enterprise cores, distribution layers, etc.
    • 3. Protocols
      Compliant with IEEE 802.3ba 100GBASE-LR4, OTU4 4I1-9D1F, and QSFP28 MSA standard
    • 4. Quality Certifications
      Backed by CE, FCC, ROSH, ISO9001.

    Applications

    Scenario 1: 100G Switch to 100G Switch Direct Connectivity

    QT-QSFP28-LR4 Scenario 1 100G Switch to 100G Switch Direct Connectivity  

     

    Scenario 2: 100G Switch to 100G NIC Direct Connectivity

    QT-QSFP28-LR4 Scenario 2 100G Switch to 100G NIC Direct Connectivity  

    Product details

    Various Switch Tests

     

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

     

    100G QSFP28 Model Contrast Table

            

    Part Number

    QT-QSFP28-SR4

    QT-QSFP28-PSM4

    QT-QSFP28-IR4

    QT-QSFP28-LR4

    QT-QSFP28-CWDM-LR4

    QT-QSFP28-ER4 (Rx SOA)

    QT-QSFP28-ZR4

    Image

    Wavelength

    850nm

    1310nm

    1271~1331nm

    1310nm

    1271~1331nm

    1310nm

    1310nm

    Max Distance

    100m

    500m

    2km

    10km

    10km

    40km

    80km

    Cable Type

    OM3/OM4 MMF

    OS2 SMF

    OS2 SMF

    OS2 SMF

    OS2 SMF

    OS2 SMF

    OS2 SMF

    Connector

    MPO/MTP-12

    MPO/MTP-12

    LC Duplex

    LC Duplex

    LC Duplex

    LC Duplex

    LC Duplex

    Tx Power(dBm)

    -8.4~+2.4

    -9.4~+2

    -6.5~+2.5

    -4.3~+4.5

    -6.5~+2.5

    -2.9~+4.5

    +2~+7

    Rx Sensitivity(dBm)

    -10.3

    -12.66

    -11.5

    -10.6

    -11.5

    -20.9

    -27

    Max Power Consumption

    2.5W

    3.5W

    3.5W

    4W

    3.5W

    5W

    5.5W

    Source

    VCSEL+PIN

    DFB+PIN

    CWDM DFB+ PIN

    EML+PIN

    CWDM DFB +PIN

    4x EML+SOA+PIN

    EML+SOA+PIN

    Operating Temperature

    0~70°C

    0~70°C

    0~70°C

    0~70°C

    -40~85°C (Available)

    0~70°C

    0~70°C

    -20~85°C (Available)

    0~70°C

    -40~85°C (Available)

     

    Questions & Answers

    • All (26)
    • What is the laser level of 100G SR4? Can you provide a test report of the laser level of this module?
      Class I. Of course, you can contact our sales to get the report.
    • The transmission distance is less than 550m, should I use multi-mode?
      I'm afraid you should purchase the single-mode optics, like 100G LR4.
    • What is the Packaging Technology of the 100g lr4?
      BOX Packaging

    Customer Reviews

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    Resources

    • PDF Document
      QT-QSFP28-LR4-OTU4 Datasheet.pdf
    • PDF Document
      Transceiver Module User Guide.pdf
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    Product image
    Arista QSFP-100/112G-LR4 Compatible 100GBASE-LR4 and 112GBASE-OTU4 QSFP28 Dual Rate 1310nm 10km LC Duplex SMF DDM Optical Transceiver Module

    Compatible Arista

    Transceivers type QSFP-100/112G-LR4

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    Satisfaction
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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

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    Product image
    Arista QSFP-100/112G-LR4 Compatible 100GBASE-LR4 and 112GBASE-OTU4 QSFP28 Dual Rate 1310nm 10km LC Duplex SMF DDM Optical Transceiver Module
    $289.90
    Compatible
    Arista
    Transceivers type
    QSFP-100/112G-LR4
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    Bulk Order Quotes
    Product image
    Arista QSFP-100/112G-LR4 Compatible 100GBASE-LR4 and 112GBASE-OTU4 QSFP28 Dual Rate 1310nm 10km LC Duplex SMF DDM Optical Transceiver Module

    Compatible Arista

    Transceivers type QSFP-100/112G-LR4

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