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Ruijie Compatible 400GBASE-SR4 QSFP112 PAM4 850nm 100m DOM MTP/MPO-12 APC MMF Transceiver Module
Ruijie Compatible 400GBASE-SR4 QSFP112 PAM4 850nm 100m DOM MTP/MPO-12 APC MMF Transceiver Module
Ruijie Compatible 400GBASE-SR4 QSFP112 PAM4 850nm 100m DOM MTP/MPO-12 APC MMF Transceiver Module
P/N: Q112-400G-SR4
US$339.00
1
Solds
12
Reviews
11
Questions
safeguard
4-Year Warranty
30-Day Returns
30-Day Exchange
（999 In Stock）

Product Highlights

Qualified for Ethernet End-to-End Systems
Built-in 7nm DSP, Max. Power Consumption 8.5W
Low Bit Error Rate (BER) with FS systems
Flat-top OSFP for ConnectX-7 Adapter
Support 800G-to-Two 400G Links for Switch-to-Adapter
4x 100G-PAM4 Electrical to 4x 100G-PAM4 Optical Parallel
Compliant with OSFP MSA, IEEE 802.3ck and Class 1 Laser Safety, with DDM Support
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Specifications
Q&A
Reviews
Resources
Ruijie Compatible 400GBASE-SR4 QSFP112 PAM4 850nm 100m DOM MTP/MPO-12 APC MMF Transceiver Module
The 400G-Q112-SR4 is a high-performance, multi-mode optical transceiver module designed for 400 Gigabit Ethernet applications.It supports data rates of up to 425 Gbps and is optimized for short-reach communication, with a maximum transmission distance of up to 100 meters on OM4 multi-mode fiber (MMF) and 70 meters on OM3 MMF. This QSFP112 module operates at a wavelength of 850nm and utilizes an MTP/MPO-12 APC connector, making it ideal for high-speed data center interconnects, enterprise networks, and other short-distance applications. It is fully compliant with industry standards, including IEEE 802.3db, CMIS 5.2, and QSFP112 MSA, ensuring reliable and efficient data transmission.
Specifications
Part Number
Q112-400G-SR
Vendor Name
AIAICPLIGHT
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 (11) Application (3)Product (3)Compatibility (2)Installation (2)Performance (1)
Q:

Is this product designed for enterprise LANs?

by X***m on 2025-07-17 16:07:00

A:

Yes, lower speed modules are ideal for LAN and campus networks.

by CPLIGHT on 2025-07-17 16:24:40

like icon Helpful 0
comment icon Comment 0
Q:

Is it compatible with breakout configurations?

by t***m on 2025-07-17 15:58:44

A:

Yes, we support various breakout and parallel transmission structures.

by Helpful on 2025-07-17 16:05:40

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comment icon Comment 0
Q:

What is the operating temperature range?

by y***m on 2025-07-17 15:43:03

A:

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

by Helpful on 2025-07-17 16:23:58

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comment icon Comment 0
Q:

Are installation tools provided?

by 1***m on 2025-07-17 15:22:11

A:

We provide installation guidance and optional tool kits.

by CPLIGHT on 2025-07-17 16:23:04

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comment icon Comment 0
Q:

Can I request a test report for each batch?

by H***m on 2025-07-17 15:07:50

A:

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

by Helpful on 2025-07-17 16:06:29

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comment icon Comment 0
Q:

Can this cable be used for GPU interconnect?

by U***m on 2025-07-17 14:51:49

A:

Yes, especially our IB and AOC cables are ideal for GPU-to-GPU communication.

by Helpful on 2025-07-17 16:24:54

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Customer Reviews
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All (12) Performance (3)Compatibility (3)Ease of Use (4)Customer Support (2)
Y
Y***m
2025-07-01 17:40:44
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
L
L***m
2025-06-21 03:41:57
Confirmed Purchase
5.0

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

link icon Helpful 0
comment icon Comment 0
D
D***m
2025-06-13 19:01:48
Confirmed Purchase
5.0

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

link icon Helpful 0
comment icon Comment 0
x
x***m
2025-05-26 15:28:16
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
s
s***m
2025-05-23 05:52:52
Confirmed Purchase
5.0

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

link icon Helpful 0
comment icon Comment 0
C
C***m
2025-05-08 14:10:08
Confirmed Purchase
5.0

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

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comment icon Comment 0
t
t***m
2025-05-07 23:46:47
Confirmed Purchase
5.0

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

link icon Helpful 0
comment icon Comment 0
B
B***m
2025-05-05 07:14:49
Confirmed Purchase
5.0

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

link icon Helpful 0
comment icon Comment 0
Q
Q***m
2025-04-30 23:17:10
Confirmed Purchase
5.0

Our team tested it across different fiber types and connector standards, and it adapted well to all.

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comment icon Comment 0
j
j***m
2025-04-23 12:06:41
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
c
c***m
2025-04-19 19:46:38
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
2025-04-10 12:29:37
Confirmed Purchase
5.0

Recognized immediately by our monitoring system—no configuration needed.

link icon Helpful 0
comment icon Comment 0
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