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Cisco Compatible 400GBASE-DR4 QSFP-DD PAM4 1310nm 500m DOM MPO-12/APC SMF Optical Transceiver Module, Breakout to 4 x 100G-DR
Cisco Compatible 400GBASE-DR4 QSFP-DD PAM4 1310nm 500m DOM MPO-12/APC SMF Optical Transceiver Module, Breakout to 4 x 100G-DR
Cisco Compatible 400GBASE-DR4 QSFP-DD PAM4 1310nm 500m DOM MPO-12/APC SMF Optical Transceiver Module, Breakout to 4 x 100G-DR
P/N: QDD-400G-DR4
US$359.00
11
Reviews
5
Questions
safeguard
4-Year Warranty
30-Day Returns
30-Day Exchange
（1000 In Stock）

Product Highlights

Built-in Inphi Chip, Max. Power Consumption 9W
Tested in Targeted Switches for Superior Performance, Quality, and Reliability
Compliant with QSFP-DD CMIS Rev5.0, QSFP-DD MSA HW Rev 5.1
Support 4x 100G Breakout to QSFP-DR-100G
Hot Pluggable QSFP-DD Form Factor
High-speed Electrical Compliant to IEEE 802.3bs
QSFP-DD Port is Backward Compatible with QSFP+, QSFP28 and QSFP56 Modules
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Specifications
Q&A
Reviews
Resources
Cisco Compatible 400GBASE-DR4 QSFP-DD PAM4 1310nm 500m DOM MPO-12/APC SMF Optical Transceiver Module, Breakout to 4 x 100G-DR
The 400GBASE-DR4 module, MTP/MPO-12 connector, up to 500m over parallel single-mode fiber. It is compliant with QSFP-DD MSA, IEEE 802.3bs protocol and 400GAUI-8 standards.
The 400 Gigabit Ethernet signal is carried over four parallel lanes by one wavelength per lane. It can be used as 4x100G breakout to QSFP-DR-100G. It is a cost-effective and lower power consumption solution for 400GBASE data center.
Specifications
Part Number
QDD-400G-DR4
Vendor Name
AICPLIGHT
Form Factor
QSFP-DD
Max Data Rate
425Gbps (4x106.25Gb/s)
Wavelength
1310nm
Max Cable Distance
500m
Connector
MPO-12/APC
Media
SMF
Modulation Format
PAM4
Receiver Type
PIN
TX Power
-2.9~4dBm
Minimum Receiver Power
-5.9dBm
Power Budget
3dB
Receiver Overload
4.0dBm
Max Power Consumption
9W
Extinction Ratio
3.5dB
DDM/DOM
Supported
Commercial Temperature Range
0 to 70°C (32 to 158°F)
Modulation (Electrical)
8x50G-PAM4
Modulation (Optical)
4x100G-PAM4
BER
2.4x10^-4
Inbuilt FEC
No
Protocols
IEEE 802.3bs, QSFP-DD CMIS Rev 5.0, QSFP-DD MSA HW Rev 5.1
Warranty
5 Years
Certification
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Questions & Answers
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All (5) Product (2)Installation (1)Performance (2)
Q:

Are temperature variations an issue?

by V***m on 2025-07-08 14:10:45

A:

Our modules are tested for stability across wide temperature ranges.

by Helpful on 2025-07-08 14:51:52

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Q:

What is the operating temperature range?

by S***m on 2025-07-08 14:05:32

A:

Most modules operate between 0°C to 70°C, with extended versions available.

by CPLIGHT on 2025-07-08 14:19:56

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Q:

Can I request a test report for each batch?

by I***m on 2025-07-08 13:50:04

A:

Yes, test reports can be provided for all outgoing batches.

by CPLIGHT on 2025-07-08 14:18:13

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Q:

Do the modules support FEC?

by E***m on 2025-07-08 13:20:33

A:

Yes, forward error correction is supported.

by Helpful on 2025-07-08 14:50:11

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Q:

Is polarity important during installation?

by H***m on 2025-07-08 13:07:33

A:

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

by CPLIGHT on 2025-07-08 14:39:18

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Customer Reviews
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All (11) Performance (3)Compatibility (2)Ease of Use (4)Customer Support (2)
p
p***m
2025-06-30 09:31:46
Confirmed Purchase
5.0

The signal quality remains intact even at extended range over single-mode fiber.

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k
k***m
2025-06-22 01:42:12
Confirmed Purchase
5.0

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

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comment icon Comment 0
8
8***m
2025-06-21 12:07:05
Confirmed Purchase
5.0

These modules were pre-programmed and ready to install out of the box—zero configuration needed.

link icon Helpful 0
comment icon Comment 0
d
d***m
2025-06-16 05:51:22
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
Q
Q***m
2025-06-09 04:47:01
Confirmed Purchase
5.0

The plug-and-play functionality helped speed up our Ethernet DCI rollout significantly.

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7
7***m
2025-06-05 07:01:16
Confirmed Purchase
5.0

After deployment, support followed up to ensure the modules had passed our internal benchmarks.

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q
q***m
2025-06-01 19:27:02
Confirmed Purchase
5.0

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

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comment icon Comment 0
D
D***m
2025-05-28 19:11:17
Confirmed Purchase
5.0

Ideal for large-scale cloud and DCI applications—maintains excellent performance across long-haul distances.

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L
L***m
2025-05-25 18:27:58
Confirmed Purchase
5.0

Fully interoperable with Arista, Dell, and white-box switches in our lab.

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a
a***m
2025-05-08 14:59:09
Confirmed Purchase
5.0

These modules were pre-programmed and ready to install out of the box—zero configuration needed.

link icon Helpful 0
comment icon Comment 0
e
e***m
2025-04-14 04:39:13
Confirmed Purchase
5.0

Recognized immediately by our monitoring system—no configuration needed.

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