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Generic Compatible 400GBASE-SR4 QSFP112 PAM4 850nm 50m DOM MPO-12/APC MMF Optical Transceiver Module
Generic Compatible 400GBASE-SR4 QSFP112 PAM4 850nm 50m DOM MPO-12/APC MMF Optical Transceiver Module
Generic Compatible 400GBASE-SR4 QSFP112 PAM4 850nm 50m DOM MPO-12/APC MMF Optical Transceiver Module
P/N: Q112-400G-SR4
US$339.00
12
Reviews
5
Questions
safeguard
4-Year Warranty
30-Day Returns
30-Day Exchange
（1000 In Stock）

Product Highlights

Built-in Broadcom 7nm Chip, Max. Power Consumption 9W
Tested in Targeted Switches for Superior Performance, Quality, and Reliability
Compliant with QSFP112 MSA CMIS Rev4.0
Hot-pluggable QSFP112 Form Factor
High-speed Electrical Compliant to IEEE 802.3db
4x 106.25G PAM4 Retimed 400GAUI-4 Electrical Interface
Interoperable with other IEEE-compliant 400GBASE interfaces where applicable
Class 1 Laser Safety
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Specifications
Q&A
Reviews
Resources
Generic Compatible 400GBASE-SR4 QSFP112 PAM4 850nm 50m DOM MPO-12/APC MMF Optical Transceiver Module
The 400GBASE-SR4 module, MTP/MPO-12 connector, up to 50m over parallel OM4 multi-mode fiber. It is compliant with QSFP112 MSA, CMIS 4.0 Interface and 400GAUI-4 standards.
The built-in digital diagnostics monitoring (DDM) allows access to real-time operating parameters. It is suitable for 400G ethernet and data center interconnect applications.
Specifications
Part Number
Q112-400G-SR4
Vendor Name
AICPLIGHT
Form Factor
QSFP112
Max Data Rate
425Gbps (4x106.25Gb/s)
Wavelength
850nm
Max Cable Distance
30m@OM3/50m@OM4
Connector
MPO-12 (APC)
Media
MMF
Transmitter Type
VCSEL
Receiver Type
PIN
TX Power
-4.6~4dBm
Minimum Receiver Power
-6.4dBm
Power Budget
1.8dB
Receiver Overload
4.0dBm
Max Power Consumption
9W
Extinction Ratio
>2.5dB
DDM/DOM
Supported
Commercial Temperature Range
0 to 70°C (32 to 158°F)
Modulation (Electrical)
4x100G-PAM4
Modulation (Optical)
4x100G-PAM4
CDR (Clock and Data Recovery)
TX & RX
Inbuilt FEC
Yes
Protocols
IEEE Std 802.3db, QSFP112 MSA, CMIS 4.0
Warranty
5 Years
Certification
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Questions & Answers
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All (5) Application (1)Compatibility (2)Installation (1)Performance (1)
Q:

Do I need to configure anything before installation?

by i***m on 2025-07-08 16:37:43

A:

No major configuration is required; most modules are plug-and-play.

by Helpful on 2025-07-08 16:50:56

like icon Helpful 0
comment icon Comment 0
Q:

Can these modules work with Cisco or Juniper platforms?

by a***m on 2025-07-08 16:14:12

A:

Yes, we ensure cross-vendor compatibility with most major brands.

by Helpful on 2025-07-08 16:48:44

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comment icon Comment 0
Q:

Do I need transceiver cages?

by h***m on 2025-07-08 15:38:02

A:

Most switches have integrated cages, no additional cages needed.

by Helpful on 2025-07-08 17:06:43

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Q:

What’s the signal integrity like?

by l***m on 2025-07-08 15:32:56

A:

Excellent signal integrity is maintained across rated distances.

by CPLIGHT on 2025-07-08 17:11:37

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Q:

Is this product suitable for data center deployments?

by Y***m on 2025-07-08 15:26:28

A:

Absolutely, all models are designed for high-density data center environments.

by Helpful on 2025-07-08 16:55:19

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Customer Reviews
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All (12) Performance (3)Compatibility (2)Ease of Use (4)Customer Support (3)
Y
Y***m
2025-06-19 02:03:55
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
t
t***m
2025-06-11 11:01:28
Confirmed Purchase
5.0

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

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comment icon Comment 0
q
q***m
2025-06-08 06:38:51
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
j
j***m
2025-05-28 10:26:29
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
Y
Y***m
2025-05-27 16:37:32
Confirmed Purchase
5.0

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

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comment icon Comment 0
6
6***m
2025-05-27 07:32:44
Confirmed Purchase
5.0

The pre-sales consultation was detailed and tailored to our specific data center needs. Very professional experience.

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y
y***m
2025-05-21 14:17:21
Confirmed Purchase
5.0

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

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2
2***m
2025-05-12 11:53:12
Confirmed Purchase
5.0

Recognized immediately by our monitoring system—no configuration needed.

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6
6***m
2025-05-05 02:15:12
Confirmed Purchase
5.0

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

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f
f***m
2025-04-25 01:19:29
Confirmed Purchase
5.0

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

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J
J***m
2025-04-19 01:26:17
Confirmed Purchase
5.0

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

link icon Helpful 0
comment icon Comment 0
V
V***m
2025-04-09 04:20:01
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
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