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

United States - English / $USD
United States -   English / $USD
  • Bosnia and Herzegovina - English / $USD
  • Benin - English / $USD
  • Bermuda - English / $USD
  • Bhutan - English / $USD
  • Bolivia - English / $USD
  • Botswana - English / $USD
  • Brazil - English / $USD
  • Brunei - English / $USD
  • Cambodia - English / $USD
  • Cameroon - English / $USD
  • Canada - English / $USD
  • Bulgaria - English / $USD
  • Chad - English / $USD
  • Chile - English / $USD
  • Colombia - English / $USD
  • Costa Rica - English / $USD
  • Djibouti - English / $USD
  • Dominica - English / $USD
  • Dominican Republic - English / $USD
  • Egypt - English / $USD
  • Fiji - English / $USD
  • Gabon - English / $USD
  • Canary Islands - English / $USD
  • The Gambia - English / $USD
  • Georgia - English / $USD
  • Ghana - English / $USD
  • Grenada - English / $USD
  • Guinea - English / $USD
  • Guyana - English / $USD
  • Hong Kong - English / $USD
  • India - English / $USD
  • Indonesia - English / $USD
  • Israel - English / $USD
  • Ceuta - English / $USD
  • Jamaica - English / $USD
  • Jordan - English / $USD
  • Kazakhstan - English / $USD
  • Kenya - English / $USD
  • Kiribati - English / $USD
  • Republic of Korea - English / $USD
  • Kuwait - English / $USD
  • Kyrgyzstan - English / $USD
  • Laos - English / $USD
  • Liberia - English / $USD
  • Croatia - English / $USD
  • Macao - English / $USD
  • Madagascar - English / $USD
  • Malawi - English / $USD
  • Malaysia - English / $USD
  • Maldives - English / $USD
  • Mali - English / $USD
  • Mauritania - English / $USD
  • Mauritius - English / $USD
  • Mexico - English / $USD
  • Mongolia - English / $USD
  • Cyprus - English / $USD
  • Montserrat - English / $USD
  • Morocco - English / $USD
  • Mozambique - English / $USD
  • Namibia - English / $USD
  • Nepal - English / $USD
  • Niger - English / $USD
  • Nigeria - English / $USD
  • Norfolk Island - English / $USD
  • Northern Ireland - English / $USD
  • Oman - English / $USD
  • Denmark - English / $USD
  • Pakistan - English / $USD
  • Panama - English / $USD
  • Papua New Guinea - English / $USD
  • Paraguay - English / $USD
  • Peru - English / $USD
  • Philippines - English / $USD
  • Qatar - English / $USD
  • Rwanda - English / $USD
  • Samoa[12] - English / $USD
  • Saudi Arabia - English / $USD
  • Estonia - English / $USD
  • Senegal - English / $USD
  • Seychelles - English / $USD
  • Sierra Leone - English / $USD
  • Singapore - English / $USD
  • Solomon Islands - English / $USD
  • South Africa - English / $USD
  • Sri Lanka - English / $USD
  • Saint Kitts and Nevis - English / $USD
  • Saint Lucia - English / $USD
  • Saint Vincent and the Grenadines - English / $USD
  • Finland - English / $USD
  • Suriname - English / $USD
  • Tajikistan - English / $USD
  • Tanzania - English / $USD
  • Thailand - English / $USD
  • Togo - English / $USD
  • Tonga - English / $USD
  • Trinidad and Tobago - English / $USD
  • Tunisia - English / $USD
  • Turkmenistan - English / $USD
  • United Arab Emirates - English / $USD
  • France - English / $USD
  • Uruguay - English / $USD
  • Uzbekistan - English / $USD
  • Vanuatu - English / $USD
  • Zambia - English / $USD
  • Vietnam - English / $USD
  • Antigua and Barbuda - English / $USD
  • Australia - English / $USD
  • Belarus - English / $USD
  • Belize - English / $USD
  • Burkina Faso - English / $USD
  • French Guiana - English / $USD
  • Burundi - English / $USD
  • Cape Verde Islands - English / $USD
  • Cayman Islands - English / $USD
  • Central African Republic - English / $USD
  • Democratic Republic of the Congo - English / $USD
  • Democratic Republic of the Congo[3] - English / $USD
  • Cook Islands - English / $USD
  • Cuba - English / $USD
  • England - English / $USD
  • Equatorial Guinea - English / $USD
  • Germany - English / $USD
  • Eritrea - English / $USD
  • Ethiopia - English / $USD
  • Faroe Islands - English / $USD
  • French Polynesia - English / $USD
  • Gibraltar - English / $USD
  • Guatemala - English / $USD
  • Guernsey - English / $USD
  • Guinea-Bissau - English / $USD
  • Honduras - English / $USD
  • Iraq - English / $USD
  • Greece - English / $USD
  • Cote d'Ivoire - English / $USD
  • Japan - English / $USD
  • Jersey - English / $USD
  • Lebanon - English / $USD
  • The Kingdom of Lesotho - English / $USD
  • Libya - English / $USD
  • Liechtenstein - English / $USD
  • New Caledonia - English / $USD
  • New Zealand - English / $USD
  • Nicaragua - English / $USD
  • Greenland - English / $USD
  • Russian Federation - English / $USD
  • Saba - English / $USD
  • São Tomé and Príncipe - English / $USD
  • Scotland - English / $USD
  • Saint Kitts - English / $USD
  • Sint Eustatius - English / $USD
  • Eswatini - English / $USD
  • Tahiti - English / $USD
  • Tuvalu - English / $USD
  • Uganda - English / $USD
  • Guadeloupe - English / $USD
  • Ukraine - English / $USD
  • Union Island - English / $USD
  • United Kingdom of Great Britain and Northern Ireland - English / $USD
  • Venezuela - English / $USD
  • Wales - English / $USD
  • Wallis and Futuna - English / $USD
  • Yemen - English / $USD
  • Zimbabwe - English / $USD
  • Hungary - English / $USD
  • Iceland - English / $USD
  • Italy - English / $USD
  • Kosovo - English / $USD
  • Latvia - English / $USD
  • Albania - English / $USD
  • Lithuania - English / $USD
  • Luxembourg - English / $USD
  • Macedonia - English / $USD
  • Madeira - English / $USD
  • Malta - English / $USD
  • Martinique - English / $USD
  • Mayotte - English / $USD
  • Melilla - English / $USD
  • Moldova - English / $USD
  • Monaco - English / $USD
  • Andorra - English / $USD
  • Montenegro - English / $USD
  • Netherlands - English / $USD
  • Norway - English / $USD
  • Poland - English / $USD
  • Portugal - English / $USD
  • Republic of Ireland - English / $USD
  • Reunion - English / $USD
  • Romania - English / $USD
  • Saint Barthelemy - English / $USD
  • San Marino - English / $USD
  • Aran Islands - English / $USD
  • Serbia - English / $USD
  • Slovakia - English / $USD
  • Slovenia - English / $USD
  • Spain - English / $USD
  • Sweden - English / $USD
  • Switzerland - English / $USD
  • The Czech Republic - English / $USD
  • Turkey - English / $USD
  • Vatican City State - English / $USD
  • Afghanistan - English / $USD
  • Aruba - English / $USD
  • American Samoa - English / $USD
  • Bonaire - English / $USD
  • British Virgin Islands - English / $USD
  • Comoros - English / $USD
  • Curacao - English / $USD
  • Timor-Leste - English / $USD
  • Ecuador - English / $USD
  • El Salvador - English / $USD
  • Guam - English / $USD
  • Kosrae - English / $USD
  • Austria - English / $USD
  • Marshall Islands - English / $USD
  • Federated States of Micronesia - English / $USD
  • Northern Mariana Islands - English / $USD
  • Palau - English / $USD
  • Pohnpei Island - English / $USD
  • Puerto Rico - English / $USD
  • Rota - English / $USD
  • Saipan - English / $USD
  • Santa Cruz - English / $USD
  • Saint John - English / $USD
  • Azores - English / $USD
  • saint martin - English / $USD
  • St. Thomas - English / $USD
  • Tinian Island - English / $USD
  • Tortola Island - English / $USD
  • Truk Islands - English / $USD
  • Turks and Caicos Islands - English / $USD
  • U.S. Virgin Islands - English / $USD
  • United States - English / $USD
  • Virgin Gorda - English / $USD
  • Yap Islands - English / $USD
  • Belgium - English / $USD
  • Algeria - English / $USD
  • Angola - English / $USD
  • Anguilla - English / $USD
  • Argentina - English / $USD
  • Armenia - English / $USD
  • Azerbaijan - English / $USD
  • The Bahamas - English / $USD
  • Bahrain - English / $USD
  • Bangladesh - English / $USD
  • Barbados - English / $USD
Search

Cart

0
Free shipping on orders over US$ 79.8
United States

-
+

Add to Cart

0.5M Cisco QSFP-100G-CU0.5M Compatible 100G QSFP28 Passive Direct Attach Copper Twinax Cable

Product No :99226
US$ 25.00  US$ 30.88
415 in real-time stock, 22Apr, 2025
Delivered in 5 business days in the U.S. ;jsessionid=29A16CC2A364C76F54007F75467724FB
-
+
1. 100G QSFP28 to QSFP28 Connetor
2. Low Latency and Power Consumption
3. Compatible with 200+ Vendors
4. Applied in 100G Ethernet Hub, Switches, Routers and Servers, etc.
5. QSFP28 MSA Compliant
See more

Specifications

Cisco QSFP-100G-CU0.5M Compatible 100G QSFP28 Direct Attach Cable (DAC) Twinax Cable (0.5-meter, Passive, QSFP28 to QSFP28)

 

Cisco QSFP-100G-CU0.5M compatible 100G QSFP28 DAC is comprised of a Twinax copper cable terminated with QSFP28 form factor modules on both ends. 100G DAC cable has the advantage of convenient installation since the structure of modules is permanently attached to each end.

 

QSPF28 to QSFP28 100G DAC cable is suitable for very short-distance transmission. It provides a cost-effective and low power consumption way to build a 100Gb link between QSFP28 ports of switches or routers with racks and across adjacent racks.

Part Number

QT-Q28-PC0.5

Vendor Name

QSFPTEK

Connector Type

QSFP28 to QSFP28

Data Rate

100Gbps

Minimum Bend Radius

33mm

Wire AWG

30AWG

Cable Length

0.5M

Cable Jacket

PVC (OFNR)

 

Quality Testing Program
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 ToR, adjacent racks and short-range server-to-switch connections.
  • 3. Protocols
    Compliant with QSFP28 MSA, IEEE802.3bj and 100GEBASE-CR.
  • 4. Quality Certifications
    Backed by CE, FCC, ROSH, ISO9001.

Applications

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

Related Products:

S7600-48X8C, 48-Port Ethernet L3+ Data Center Switch, 48 x10Gb SFP+, 8 x100Gb QSFP28, Support MLAG

S7600-24Y4C, 24-Port Ethernet L3+ Switch, 24 x25GE SFP28, with 4 x100GE QSFP28 Uplinks, Support MLAG

  


         

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

Related Products:

S7600-48X8C, 48-Port Ethernet L3+ Data Center Switch, 48 x10Gb SFP+, 8 x100Gb QSFP28, Support MLAG

Intel E810-CAM2 Based Network Interface Card, 100G Dual Port QSFP28, PCIe 4.0 X 16, Half & Full Bracket

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


         

100G QSFP28 Cables Contrast Table

       

Part Number QT-Q28-PCx QT-Q28-4S28-PCx QT-Q28-Ax QT-Q28-4S28-Ax
Image
Cable Type Passive Direct Attach Copper Passive Direct Attach Copper Breakout Active Optical Cable Active Optical Cable Breakout
Max Data Rate 100Gbps 100Gbps 100Gbps 100Gbps
Connector Type QSFP28 to QSFP28 100G QSFP28 to 4x25 SFP28 QSFP28 to QSFP28 100G QSFP28 to 4x25 SFP28
Wire AWG 30AWG 30AWG / /
Minimum Bend Radius 33mm 25mm 7.5mm 7.5mm
Media Copper Copper Optic Fiber Optic Fiber
Jacket Material PVC (OFNR) PVC (OFNR) LSZH LSZH

Questions & Answers

Customer Reviews

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

5 stars

22 Reviews

4 stars

5 Reviews

3 stars

0 Reviews

2 stars

0 Reviews

1 stars

0 Reviews

Reviews with images

See all photos

Read reviews that mention

  • ALL (8)
  • Premium Service (2)
  • Excellent Quality (2)
  • Plug-and-Play (1)
  • Batch Order Discount (1)
  • Repurchse (1)
  • High Performance (1)
  • Good Price (1)
  • Good Packaging (1)
  • After-sales (1)
  • Fast Delivery (1)
  • Gary United States of America
    2024-11-08

    I wasn’t sure how to choose the right DAC cable for my network, so I reached out to customer support. They recommended one that was in stock in the U.S., and the cable arrived quickly.

    Transceivers typeQSFP-100G-CU0.5M

    CompatibleCisco

    Verified Purchase

    Helpful

    0

  • Shawn United States of America
    2024-10-11

    I’m extremely pleased with the performance of this cable. From the moment I connected it to my networking equipment, everything worked well. There were no hiccups or interruptions during data transfer, allowing for smooth communication between devices.

    Transceivers typeQSFP-100G-CU0.5M

    CompatibleCisco

    Verified Purchase

    Helpful

    0

  • Emma MacMillan United States of America
    2023-04-21

    The price is proportional to the quality, I believe this is a good choice and will buy again.

    Transceivers typeQSFP-100G-CU0.5M

    CompatibleCisco

    Verified Purchase

    Helpful

    0

  • Terrell United States of America
    2023-02-15

    For the connection of 100G core layer equipment in the rack, we considered using 100G-SR4 modules, but Wendy recommended that we use 100G DAC cables, which reduces costs and improves durability. Thanks to her advice, we saved 40% of our budget.

    Transceivers typeQSFP-100G-CU0.5M

    CompatibleCisco

    Helpful

    0

  • Daisy Jim United States of America
    2023-01-10

    Compared with transceivers, I prefer DACs. For lazy people like me, plugging in cables is too troublesome. I am very satisfied with qsfptek's DACs!

    Transceivers typeQSFP-100G-CU0.5M

    CompatibleCisco

    Verified Purchase

    Helpful

    0

  • Deirdre Leopold United States of America
    2022-12-09

    This DAC is the best one I have used so far, great product, will continue to support.

    Transceivers typeQSFP-100G-CU0.5M

    CompatibleCisco

    Verified Purchase

    Helpful

    0

  • Pearl V United States of America
    2022-11-10

    The quality of the cables is very good, the same as what we get from other high-end brands.

    Transceivers typeQSFP-100G-CU0.5M

    CompatibleCisco

    Verified Purchase

    Helpful

    0

  • Margaret Terry United States of America
    2022-09-29

    I used to buy a lot of 10G and 40G DAC/AOC cables from QSFPTEK for my switch room and they always did a great job. My 100G DAC sample order also works fine.

    Transceivers typeQSFP-100G-CU0.5M

    CompatibleCisco

    Verified Purchase

    Helpful

    0

Video

Resources

  • PDF Document
    QT-Q28-PCx Datasheet.pdf
Contact us
Write a Review
0.5M Cisco QSFP-100G-CU0.5M Compatible 100G QSFP28 Passive Direct Attach Copper Twinax Cable

Compatible Cisco

Transceivers type QSFP-100G-CU0.5M

* Review
0/1000
Allow files type of JPG, PNG, MP4. Maximum file size: 5MB

Maximum size: 5MB

Satisfaction
Customer Gallery
View All Customer Gallery

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

Sign in to vote
Added to Cart
0.5M Cisco QSFP-100G-CU0.5M Compatible 100G QSFP28 Passive Direct Attach Copper Twinax Cable
US$ 25.00
Compatible
Cisco
Transceivers type
QSFP-100G-CU0.5M
Quantity
Subtotal
View Cart
Check Out
Continue shopping

Confirmation

Successfully added shopping cart

Bulk Order Quotes
0.5M Cisco QSFP-100G-CU0.5M Compatible 100G QSFP28 Passive Direct Attach Copper Twinax Cable ;jsessionid=29A16CC2A364C76F54007F75467724FB

Compatible Cisco ;jsessionid=29A16CC2A364C76F54007F75467724FB

Transceivers type QSFP-100G-CU0.5M ;jsessionid=29A16CC2A364C76F54007F75467724FB

  • Qty:

  • Name:

  • E-mail:

  • Country