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    Home / Products / Transceivers / NVIDIA InfiniBand Transceivers / 1.6T DAC InfiniBand XDR / 202900

    1m (3ft) NVIDIA/Mellanox Compatible Twin-Port 2x 800G OSFP224 to Twin-Port 2x 800G OSFP224 RHS Flat-Top InfiniBand XDR Passive Twinax Direct Attach Copper (DAC) Cable

    Product No: 202900
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    US$ 665.04
    Compatible
    Transceivers type
    10 in real-time stock, 14 Jul, 2026
    Delivered in 5 business days in the U.S.
    5-Year Warranty 1-Year 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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    1. Delivers dual 800G links using 8×200G PAM4 electrical lanes per port.
2. Passive copper design consumes up to 0.1W per end, reducing heat in dense GPU environments.
3. Ultra-low insertion loss prevents bandwidth bottlenecks in AI clusters.
4. Shielded copper construction minimizes EMI and crosstalk at 200G per lane.
5. Support both InifiniBand XDR and Ethernet.
    See more

    Specifications

    Nvidia/Mellanox Compatible Twin-Port 2x800G OSFP224 RHS Flat-Top InfiniBand Twinax DAC Cable (1m, Passive, 26AWG, 0-70°C, OSFP224 to OSFP224)

     

    The 1.6T Twinax DAC high-speed cable is comprised of passive copper cables with a pair of 1.6T OSFP224 connectors. 1.6T OSFP224 DAC is a cost-effective alternative solution to 800G fiber optic products, quite suitable for short-range 1.6T InfiniBand XDR and Ethernet applications.

     

    QSFPTEK 1.6T DAC is compliant with InfiniBand and OSFP Multi-Source Agreement (MSA). The 1.6T OSFP direct attach copper cables enable high speed and reduced power requirements for data centers at a cost-effective price. Rigorous cable testing requirement ensures cables with high performance and superior durability.

     

    Part Number QT-O224-1.6T-DAC-P1M Vendor Name QSFPTEK
    Form Factor Twin-port OSFP224-RHS/Flat Top Max Data Rate 1600 Gbps
    Media Copper Cable Type Passive Twinax
    Cable Length 1m Minimum Bend Radius 90mm
    Jacket Material PET Wire AWG 26 AWG
    Max. Power Consumption <0.1W per end Modulation Format 8x200G-PAM4 to 8x200G-PAM4
    Power supply 3.3V Temperature 0 to 70°C (32 to 158°F)
    Protocols OSFP MSA, InfiniBand XDR and Ethernet 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

    Applications

    Scenario 1: 1.6T XDR Switch to 1.6T XDR Switch Direct Connectivity:

     

    Scenario 1: 1.6T XDR Switch to 1.6T XDR Switch Direct Connectivity

     

    Product details

    Various Switch Tests

      

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

                                 

    QSFPTEK Test Devices

     

    Questions & Answers

    • ALL (7)
    • QT-O224-1.6T-ACC (4)

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    1m (3ft) NVIDIA/Mellanox Compatible Twin-Port 2x 800G OSFP224 to Twin-Port 2x 800G OSFP224 RHS Flat-Top InfiniBand XDR Passive Twinax Direct Attach Copper (DAC) Cable

    Compatible NVIDIA (InfiniBand/Ethernet)

    Transceivers type 1.6T OSFP224 Passive DAC | 1m (3ft) | RHS

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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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    1m (3ft) NVIDIA/Mellanox Compatible Twin-Port 2x 800G OSFP224 to Twin-Port 2x 800G OSFP224 RHS Flat-Top InfiniBand XDR Passive Twinax Direct Attach Copper (DAC) Cable
    US$ 665.04
    Compatible
    NVIDIA (InfiniBand/Ethernet)
    Transceivers type
    1.6T OSFP224 Passive DAC | 1m (3ft) | RHS
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    Bulk Order Quotes
    1m (3ft) NVIDIA/Mellanox Compatible Twin-Port 2x 800G OSFP224 to Twin-Port 2x 800G OSFP224 RHS Flat-Top InfiniBand XDR Passive Twinax Direct Attach Copper (DAC) Cable

    Compatible NVIDIA (InfiniBand/Ethernet)

    Transceivers type 1.6T OSFP224 Passive DAC | 1m (3ft) | RHS

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