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1m(3ft) Arista Compatible 400G OSFP Finned Top to 2x 200G QSFP56 Ethernet Passive Direct Attach Copper Breakout Cable
1m(3ft) Arista Compatible 400G OSFP Finned Top to 2x 200G QSFP56 Ethernet Passive Direct Attach Copper Breakout Cable
1m(3ft) Arista Compatible 400G OSFP Finned Top to 2x 200G QSFP56 Ethernet Passive Direct Attach Copper Breakout Cable
P/N: O400-2Q200-C1
$109.00
1
Solds
2
Reviews
1
Questions
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4-Year Warranty
30-Day Returns
30-Day Exchange
（1 In Stock）

Product Highlights

Max. Power Consumption 0.1W Each OSFP and QSFP56 Ends
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 OSFP MSA Compliant
Based on 50G-PAM4 Modulation
Low Insertion Loss and Ultra-low Crosstalk for Improved Performanc
See more
Specifications
Certification
Connectivity Solutions
Comparison Table
Q&A
Reviews
Resources
1m(3ft) Arista Compatible 400G OSFP Finned Top to 2x 200G QSFP56 Ethernet Passive Direct Attach Copper Breakout Cable
The OSFP to 2x QSFP56 cable assemblies are high performance, high bandwidth and cost effective interconnect solutions. OSFP pluggable solutions enable 400G standard applications with different data rates. It is fully compliant with OSFP MSA, CMISRev4.0, IEEE802.3cd, SFF-8436, SFF-8665, SFF-8679, and SFF-8636 standards, ideal for 400G Ethernet application.
Specifications
Connector Type
OSFP(Finned Top) to 2x QSFP56
Data Rate
425Gbps to 2x 212.5Gbps
Media
Copper
Cable Type
DAC
Cable Length
1m~2m(3ft~7ft)
Outer Diameter
1m@AWG 30 1.5m~2m@AWG 28
Jacket Material
PVC
Minimum Bend Radius
23mm@AWG 30 25mm@AWG 28
Power Consumption
≤0.1W
Case Operating Temperature
0 to 70°C (32 to 158°F)
Protocol
2x 200G Breakout Ethernet 2x 200G RoCE 2x 200G Breakout Infiniband HDR
Application
Swicth to Switch Switch to NIC Other Links
Certification
Product
Product
Product
Product
Product
Product
Product
Product
Product
Product
Connectivity Solutions
Arista Switch links：400G OSFP to 2x200 QSFP56（2）
Arista Switch links：400G OSFP to 2x200 QSFP56（1）
All
Arista Switch links：400G OSFP to 2x200 QSFP56（2）
Comparison Table
Cisco Compatible 400G QSFP-DD Passive DAC, 1m(3ft)
QDD-QDD-C1
Cisco Compatible 400G QSFP-DD to 2x 200G QSFP56 Passive Breakout DAC, 1m(3ft)
Q400-2Q200-C1
Cisco Compatible 400G OSFP Flat Top to 400G QSFP-DD Passive DAC, 1m(3ft)
O400-QDD-C1
Cisco Compatible 400G OSFP Finned Top to 2 x 200G QSFP56 Breakout DAC, 1m(3ft)
O400-2Q200-C1
Connector Type QSFP-DD to QSFP-DDQSFP-DD to 2x QSFP56OSFP(Flat Top) to QSFP-DDOSFP(Finned Top) to 2x QSFP56
Data Rate 425Gbps to 425Gbps425Gbps to 2x 212.5Gbps425Gbps to 425Gbps425Gbps to 2x 212.5Gbps
Media CopperCopperCopperCopper
Cable Type DACDACDACDAC
Cable Length 0.5m~3m(2ft~10ft)1m~3m(3ft~10ft)0.5m~2.5m(2ft~8ft)1m~2m(3ft~7ft)
Outer Diameter 0.5m~1.5m@AWG 30 2~3m@AWG 281m@AWG 30 1.5~3m@AWG 280.5m~1m@AWG 30 1.5m~3m@AWG 281m@AWG 30 1.5m~2m@AWG 28
Jacket Material PVCPVCPVCPVC
Minimum Bend Radius 23mm@AWG 30 25mm@AWG 2823mm@AWG 30 25mm@AWG 2823mm@AWG 30 25mm@AWG 2823mm@AWG 30 25mm@AWG 28
Power Consumption ≤0.1W≤0.1W≤0.1W≤0.1W
Case Operating Temperature 0 to 70°C (32 to 158°F)0 to 70°C (32 to 158°F)0 to 70°C (32 to 158°F)0 to 70°C (32 to 158°F)
Protocol 400 Gigabit Ethernet 400G RoCE2x 200G Breakout Ethernet 2x 200G RoCE400 Gigabit Ethernet 400G RoCE2x 200G Breakout Ethernet 2x 200G RoCE 2x 200G Breakout Infiniband HDR
Application Swicth to Switch Switch to NIC Other LinksSwicth to Switch Switch to NIC Other LinksSwicth to Switch Switch to NIC Other LinksSwicth to Switch Switch to NIC Other Links
Connector Type
Data Rate
Media
Cable Type
Cable Length
Outer Diameter
Jacket Material
Minimum Bend Radius
Power Consumption
Case Operating Temperature
Protocol
Application
Cisco Compatible 400G QSFP-DD Passive DAC, 1m(3ft)
QDD-QDD-C1
Cisco Compatible 400G QSFP-DD to 2x 200G QSFP56 Passive Breakout DAC, 1m(3ft)
Q400-2Q200-C1
Cisco Compatible 400G OSFP Flat Top to 400G QSFP-DD Passive DAC, 1m(3ft)
O400-QDD-C1
Cisco Compatible 400G OSFP Finned Top to 2 x 200G QSFP56 Breakout DAC, 1m(3ft)
O400-2Q200-C1
QSFP-DD to QSFP-DD
QSFP-DD to 2x QSFP56
OSFP(Flat Top) to QSFP-DD
OSFP(Finned Top) to 2x QSFP56
425Gbps to 425Gbps
425Gbps to 2x 212.5Gbps
425Gbps to 425Gbps
425Gbps to 2x 212.5Gbps
Copper
Copper
Copper
Copper
DAC
DAC
DAC
DAC
0.5m~3m(2ft~10ft)
1m~3m(3ft~10ft)
0.5m~2.5m(2ft~8ft)
1m~2m(3ft~7ft)
0.5m~1.5m@AWG 30 2~3m@AWG 28
1m@AWG 30 1.5~3m@AWG 28
0.5m~1m@AWG 30 1.5m~3m@AWG 28
1m@AWG 30 1.5m~2m@AWG 28
PVC
PVC
PVC
PVC
23mm@AWG 30 25mm@AWG 28
23mm@AWG 30 25mm@AWG 28
23mm@AWG 30 25mm@AWG 28
23mm@AWG 30 25mm@AWG 28
≤0.1W
≤0.1W
≤0.1W
≤0.1W
0 to 70°C (32 to 158°F)
0 to 70°C (32 to 158°F)
0 to 70°C (32 to 158°F)
0 to 70°C (32 to 158°F)
400 Gigabit Ethernet 400G RoCE
2x 200G Breakout Ethernet 2x 200G RoCE
400 Gigabit Ethernet 400G RoCE
2x 200G Breakout Ethernet 2x 200G RoCE 2x 200G Breakout Infiniband HDR
Swicth to Switch Switch to NIC Other Links
Swicth to Switch Switch to NIC Other Links
Swicth to Switch Switch to NIC Other Links
Swicth to Switch Switch to NIC Other Links
Questions & Answers
edit icon Ask a question
All (1) Compatibility (1)
Q:

Can these transceivers auto-negotiate with older models?

by W***m on 2025-09-05 17:13:06

A:

Yes, backward compatibility is supported in many cases.

by AICPLIGHT on 2025-09-06 00:01:30

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comment icon Comment 0
Customer Reviews
edit icon Write a review
All (2) Compatibility (1)Ease of Use (1)
x
x***m
2025-11-20 17:43:02
Confirmed Purchase
5.0

Fully compatible with our NVIDIA ConnectX-6 NICs and Mellanox switches. No firmware warnings or handshake delays.

link icon Helpful 0
comment icon Comment 0
V
V***m
2025-09-27 11:36:30
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
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