Welcome to QSFPTEK Global     Free shipping on orders over US$ 79.8     US and Poland Local warehouse

United States - Enlish / $USD
United States -   Enlish / $USD
  • Australia - Enlish / $USD
  • Canada - Enlish / $USD
  • India - Enlish / $USD
  • Malaysia - Enlish / $USD
  • New Zealand - Enlish / $USD
  • Pakistan - Enlish / $USD
  • Philippines - Enlish / $USD
  • Republic of Malta - Enlish / $USD
  • Republic of Ireland - Enlish / $USD
  • Singapore - Enlish / $USD
  • United Kingdom - Enlish / $USD
  • United States - Enlish / $USD


Free shipping on orders over US$ 79.8
United States


Add to Cart

2m (7ft) Generic Compatible 800G OSFP to 2x 400G OSFP112 Passive Twinax Direct Attach Copper (DAC) Breakout Cable

Product No :102648
US$ 263.90  US$ 299.00
100 in real-time stock, 20Jul, 2024
Delivered in 5 business days in the U.S. ;jsessionid=EA930ECF4379F9147FF962CCFEB1F9AD
1. Compliant with IEEE 802.3ck, SFF-8636, OSFP MSA
2. Minimum Bend Radius 40.5mm
3. Cost-effective 800G interconnect solution
4. Max. Power Consumption 0.1W
5. Ideal for data center short-range connection between servers, switches, etc.
See more


Generic Compatible 800G OSFP to 2x 400G OSFP112 Twinax DAC Breakout Cable (2m, Passive, 28AWG, 0-70°C, OSFP112 to OSFP112)


The high-speed 800G OSFP to 2x 400G OSFP112 Twinax DAC breakout cable is comprised of passive copper cables with an 800G OSFP connector and two 400G OSFP112 connectors. The 800G OSFP to 2x 400G OSFP DAC is a cost-effective alternative solution to 800G fiber optic products, quite suitable for short-range 800G Ethernet breakout solutions.


QSFPTEK 800G DAC is compliant with IEEE 802.3ck, CMIS, and OSFP Multi-Source Agreement (MSA). The OSFP-2OSFP112-DAC direct attach copper cables to 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-O-2O112-P2M Vendor Name QSFPTEK
Connector Type 800G OSFP to 2× 400G
Data Rate 800 Gbps
Minimum Bend Radius 40.5mm Wire AWG 28AWG
Cable Length 2m (7ft) Jacket Material PVC (OFNR)
Cable Type Passive Twinax Media Copper
Power Consumption ≤0.1W Temperature 0 to 70°C (32 to 158°F)
Protocols IEEE 802.3ck, CMIS, OSFP MSA Modulation PAM4
Quality Testing Program
Quality Certifications


  • 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 ToR, adjacent racks, and short-range 800G Ethernet connections.
  • 3. Protocols
    Compliant with IEEE 802.3cd/ck, CMIS, OSFP112/OSFP MSA, InfiniBand HDR.
  • 4. Quality Certifications
    Backed by CE, FCC, ROSH, ISO9001.


800G to 2x 400G Breakout Connectivity:


Product details

Various Switch Tests


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


transceiver compatibility tests



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.




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


Questions & Answers

  • Once I place an order for my direct attach cables, how long will it take to receive them?
    QSFPTEK has been maintaining adequate stock level of kinds of Direct Attach Copper Cables in the warehouse. As long as the products you order are all in stock, we will ship them out the same day you place your order. As for some specific products or products that have a short stock, we will keep you informed ahead of time before you place your order.
  • Why should I trust QSFPTEK compatible direct attach cables?
    Exceting the price advantage we have compared to branded cables, QSFPTEK DACs also maintain the same performance and reliability. To satisfy our customers' needs of high performance, all of our DACs are tested multiple times in mainstream original brand switches in our test center before shipped out. What's more, using compatible optics in brand devices will not negatively affect manufacturers' warranty if that's your concern.
  • Can I have different compatibilities for each end of my direct attach cables?
    Yes, QSFPTEK offers customized dual compatibility solutions for direct attach cables so that you can choose compatibilities for each end individually. Just contact your sales rep. for detailed compatible customization on dual ends.
See more

Customer Reviews

Write a Review
Sign in to write a review
Write a Review

5 stars

0 Reviews

4 stars

0 Reviews

3 stars

0 Reviews

2 stars

0 Reviews

1 stars

0 Reviews

Reviews with images

See all photos

Read reviews that mention