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Generic Compatible 200GBASE-FR4 QSFP56 1310nm 2km DOM Duplex LC/UPC SMF Optical Transceiver Module
Generic Compatible 200GBASE-FR4 QSFP56 1310nm 2km DOM Duplex LC/UPC SMF Optical Transceiver Module
Generic Compatible 200GBASE-FR4 QSFP56 1310nm 2km DOM Duplex LC/UPC SMF Optical Transceiver Module
P/N: Q56-200G-FR4
US$329.00
12
Reviews
6
Questions
safeguard
4-Year Warranty
30-Day Returns
30-Day Exchange
（1000 In Stock）

Product Highlights

Built-in Inphi Chip, Max. Power Consumption 6.5W
Tested in Targeted Switches for Superior Performance, Quality, and Reliability
Hot Pluggable QSFP56 Form Factor
High-speed Electrical Compliant to IEEE 802.3bs and IEEE 802.3cd
Compliant with QSFP56 MSA CMIS V4.0
4x50G PAM4 Retimed 200GAUI-4 Electrical Interface
Digital Optical Monitoring Capability for Strong Diagnostic Capabilities
Class 1 FDA Laser Safety
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Specifications
Q&A
Reviews
Resources
Generic Compatible 200GBASE-FR4 QSFP56 1310nm 2km DOM Duplex LC/UPC SMF Optical Transceiver Module
The Arista Networks QSFP-200G-FR4 Compatible QSFP56 Transceiver Module is designed for 200GBASE Ethernet throughput up to 2km over single-mode fiber (SMF) using a wavelength of 1295nm to 1309nm with duplex LC connectors.
This transceiver is compliant with IEEE 802.3cd, IEEE 802.3bs, QSFP56 MSA, SFF-8665, SFF-8024, and SFF-8679 standards. The built-in digital diagnostics monitoring (DDM) allows access to real-time operating parameters. It is suitable for 200G Ethernet, Data Center, and Cloud Networks.
Specifications
Part Number
Q56-200G-FR4
Vendor Name
AICPLIGHT
Form Factor
QSFP56
Max Data Rate
200Gbps (4x50Gbps)
Wavelength
1271nm, 1291nm, 1311nm and 1331nm
Max Cable Distance
2km
Connector
Duplex LC/UPC
Media
SMF
Transmitter Type
DFB
Receiver Type
PIN
TX Power
-4.2~4.7dBm
Minimum Receiver Power
-8.2dBm
Power Budget
4dB
Receiver Overload
4.7dBm
Max Power Consumption
6.5W
Extinction Ratio
＞3.5dB
DDM/DOM
Supported
Commercial Temperature Range
0 to 70°C (32 to 158°F)
Modulation (Electrical)
4x50G-PAM4
Modulation (Optical)
4x50G-PAM4
Protocols
IEEE 802.3cd, IEEE 802.3bs, QSFP56 MSA, SFF-8665, SFF-8024, SFF-8679
Warranty
5 Years
Certification
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Questions & Answers
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All (6) Application (2)Product (1)Compatibility (1)Performance (2)
Q:

Are these modules suitable for long-distance transmission?

by k***m on 2025-07-08 10:55:35

A:

Yes, we offer both short-reach and long-reach models.

by CPLIGHT on 2025-07-08 11:20:23

like icon Helpful 0
comment icon Comment 0
Q:

Is the firmware upgradeable?

by n***m on 2025-07-08 10:17:28

A:

Some models support firmware upgrades; please contact us for details.

by Helpful on 2025-07-08 10:23:49

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Q:

What is the typical use case?

by 3***m on 2025-07-08 10:06:42

A:

Use cases include HPC, DCI, AI clusters, and hyperscale networks.

by CPLIGHT on 2025-07-08 10:50:27

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Q:

What fiber connectors are supported?

by w***m on 2025-07-08 09:52:48

A:

We support LC, MPO, and MTP connectors based on the module type.

by Helpful on 2025-07-08 10:35:38

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Q:

Do these cables support 100Gbps per lane?

by 9***m on 2025-07-08 09:52:16

A:

Yes, some models support up to 100Gbps/lane.

by CPLIGHT on 2025-07-08 11:17:56

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Q:

Can I use this module in AI training environments?

by t***m on 2025-07-08 09:49:38

A:

Yes, our IB and high-speed Ethernet modules are suitable for AI workloads.

by CPLIGHT on 2025-07-08 10:45:59

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Customer Reviews
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All (12) Performance (3)Compatibility (3)Ease of Use (3)Customer Support (3)
t
t***m
2025-07-05 08:30:35
Confirmed Purchase
5.0

Prompt response to our compatibility inquiry with various switch firmware versions.

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comment icon Comment 0
T
T***m
2025-06-28 04:57:22
Confirmed Purchase
5.0

Packet delivery is reliable even in oversubscribed Layer 3 routing environments.

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comment icon Comment 0
T
T***m
2025-06-17 04:44:11
Confirmed Purchase
5.0

We observed stable performance even under peak usage conditions. These transceivers maintain high data integrity and are perfect for our 400G infrastructure.

link icon Helpful 0
comment icon Comment 0
p
p***m
2025-06-10 08:28:13
Confirmed Purchase
5.0

These Ethernet modules run flawlessly under sustained 800G load, with consistent throughput and thermal stability.

link icon Helpful 0
comment icon Comment 0
p
p***m
2025-06-07 02:44:42
Confirmed Purchase
5.0

Recognized immediately by our monitoring system—no configuration needed.

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2
2***m
2025-06-04 22:04:49
Confirmed Purchase
5.0

Our team appreciated the quick connection and automatic link detection—very efficient.

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comment icon Comment 0
K
K***m
2025-05-17 06:50:07
Confirmed Purchase
5.0

The latch design makes removal and re-insertion quick even in tight spaces.

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comment icon Comment 0
j
j***m
2025-05-11 21:46:08
Confirmed Purchase
5.0

Worked seamlessly with legacy 100G breakout topologies.

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h
h***m
2025-04-17 16:23:34
Confirmed Purchase
5.0

Clearly marked interface types and power class labels simplified identification and planning.

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1
1***m
2025-04-11 04:47:47
Confirmed Purchase
5.0

Coordination with logistics and documentation was smooth and proactive.

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N
N***m
2025-04-09 19:55:16
Confirmed Purchase
5.0

Smooth deployment into our RoCEv2-based infrastructure without any link negotiation issues.

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comment icon Comment 0
b
b***m
2025-04-04 18:27:40
Confirmed Purchase
5.0

Technical support provided clear guidance on 800G-to-2x400G breakouts for our aggregation layer.

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