logo
Solutions
News
About Us
Contact Us
FREE SHIPPING on Orders Over US$99
Free Quotation

English English

By clicking the "Submit", you agree that your information is collected and used for the purpose of responding to your inquiry in accordance with the Privacy Policy and Terms of Use
Submit
2.5m(8ft) Juniper QDD-2X200G-2P5M Compatible 400G QSFP-DD to 2x 200G QSFP56 Ethernet Passive Direct Attach Copper Breakout Cable
2.5m(8ft) Juniper QDD-2X200G-2P5M Compatible 400G QSFP-DD to 2x 200G QSFP56 Ethernet Passive Direct Attach Copper Breakout Cable
2.5m(8ft) Juniper QDD-2X200G-2P5M Compatible 400G QSFP-DD to 2x 200G QSFP56 Ethernet Passive Direct Attach Copper Breakout Cable
P/N: Q400-2Q200-C2.5
US$138.00
4
Solds
3
Reviews
7
Questions
safeguard
4-Year Warranty
30-Day Returns
30-Day Exchange
（1000 In Stock）

Product Highlights

Max. Power Consumption 0.1W Per End, and Has Near Zero-latency Delays
Tested in Targeted Switches for Superior Performance, Quality, and Reliability
Simplifies Patching and Offers a Cost-effective Way for Short Links
Supports 400G to 2x 200G Ethernet Interoperability
Hot Pluggable QSFP-DD and QSFP56 MSA Compliant
Minimum Bend Radius 33.5mm for Flexible Routing
8x50G PAM4 Retimed 400GAUI-8 Electrical Interface
Low Insertion Loss and Ultra-low Crosstalk for Improved Performance
See more
Specifications
Q&A
Reviews
Resources
2.5m(8ft) Juniper QDD-2X200G-2P5M Compatible 400G QSFP-DD to 2x 200G QSFP56 Ethernet Passive Direct Attach Copper Breakout Cable
The 400G QSFP-DD to 2x 200G QSFP56 cable assembly is designed to meet the high density requirements of standard and combo connector configurations. QSFP-DD pluggable solutions enable 400G transmission. It is fully compliant with SFF-8679, QSFP-DD MSA, IEEE802.3bj, and IEEE802.3cd standards. QSFP-DD to 2x QSFP56 cable assemblies are high performance, high bandwidth and cost effective interconnect solutions that support 400G standard applications with different data rates. AICPLIGHT currently offers 400G QSFP-DD to 2x 200G QSFP56 DAC in lengths of 0.5, 1, 1.5, 2, 2.5, and 3 meters, ideal for SDN, ML, and Cloud Computing.
Specifications
Part Number
QDD-2X200G-2P5M
Vendor Name
AICPLIGHT
Form Factor
QSFP-DD to 2x QSFP56
Max Data Rate
400Gbps
Media
Copper
Cable Type
Passive Twinax
Cable Length
2.5m(8ft)
Wire AWG
30AWG
Minimum Bend Radius
33.5mm
Power Consumption
≤0.1W
Jacket Material
PVC(OFNR)
Temperature
0 to 70°C(32 to 158°F)
Modulation Technology
PAM4
Application
400G Ethernet
Protocols
IEEE802.3Bj, By, IEEE802.3CD, SFF-8679, SFF-8636
Warranty
5 Years
Certification
Product
Product
Product
Product
Product
Product
Product
Product
Product
Product
Questions & Answers
edit icon Ask a question
All (7) Application (1)Product (1)Compatibility (2)Installation (1)Performance (2)
Q:

Can this cable be used with OSFP/QSFP-DD ports?

by 8***m on 2025-09-19 02:33:34

A:

Yes, we offer cables with a wide range of interface compatibility.

by AICPLIGHT on 2025-09-19 06:48:09

like icon Helpful 0
comment icon Comment 0
Q:

Can these be used in harsh environments?

by r***m on 2025-09-15 22:20:47

A:

We offer industrial-grade models for rugged applications.

by AICPLIGHT on 2025-09-16 09:23:34

like icon Helpful 0
comment icon Comment 0
Q:

Can these transceivers auto-negotiate with older models?

by P***m on 2025-08-11 06:16:42

A:

Yes, backward compatibility is supported in many cases.

by AICPLIGHT on 2025-08-11 14:01:26

like icon Helpful 0
comment icon Comment 0
Q:

Does the product support hot-swappable installation?

by o***m on 2025-07-12 08:55:46

A:

Yes, all our transceivers are designed to be hot-swappable.

by AICPLIGHT on 2025-07-12 18:35:10

like icon Helpful 0
comment icon Comment 0
Q:

Is polarity important during installation?

by e***m on 2025-07-06 01:42:46

A:

Yes, ensure Type A/B polarity matches across the link.

by AICPLIGHT on 2025-07-06 10:19:17

like icon Helpful 0
comment icon Comment 0
Q:

Are these modules low power?

by U***m on 2025-07-02 01:31:26

A:

Yes, we offer energy-efficient versions with low power consumption.

by AICPLIGHT on 2025-07-02 08:50:13

like icon Helpful 0
comment icon Comment 0
Customer Reviews
edit icon Write a review
All (3) Performance (1)Ease of Use (1)Value (1)
M
M***m
2025-08-06 13:02:10
Confirmed Purchase
5.0

High-quality interconnects at a fraction of the price of branded cables. Ideal for scaling AI clusters on a budget.

link icon Helpful 0
comment icon Comment 0
B
B***m
2025-08-05 09:22:41
Confirmed Purchase
5.0

Used in our GPU training pod (8x H100s) to connect each server node. Latency remained sub-microsecond, even with large tensor workloads.

link icon Helpful 0
comment icon Comment 0
H
H***m
2025-05-13 03:41:40
Confirmed Purchase
5.0

Plug-and-play experience was excellent. The cables came clean and ready for immediate deployment.

link icon Helpful 0
comment icon Comment 0
Explore Our Extended Product Line