400G QSFP112 SR4 | Transceivers

FREE SHIPPING on Orders Over US$99

English English

NVIDIA/Mellanox MMA1Z00-NS400 Compatible 400GBASE-SR4 QSFP112 PAM4 850nm 50m DOM MPO-12/APC MMF Ethernet Optical Transceiver Module

P/N: Q112-400G-SR4

$339.00

Solds

Reviews

Questions

4-Year Warranty

30-Day Returns

30-Day Exchange

（1 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

Specifications

Certification

Connectivity Solutions

Comparison Table

Q&A

Reviews

Resources

NVIDIA/Mellanox MMA1Z00-NS400 Compatible 400GBASE-SR4 QSFP112 PAM4 850nm 50m DOM MPO-12/APC MMF Ethernet 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

Form Factor

QSFP112

Data Rate

425Gbps

Media

MMF

Wavelength

850nm

Connector

MTP/MPO-12 APC

Distance

30m@OM3 50m@OM4

Transmitter Type

VCSEL

Receiver Type

Electrical Modulation

4x 106.25 PAM4

Optical Modulation

4x 106.25 PAM4

Power Consumption

≤9.0W

Case Operating Temperature

0 to 70°C (32 to 158°F)

Protocol

400 Gigabit Ethernet 400G RoCE 400G Infiniband NDR 200G Infiniband NDR200

Application

Swicth to Switch Switch to NIC Other Optical Links

Certification

Connectivity Solutions

NVIDIA 400G Infniband links：800G OSFP to 2x400G QSFP112

All

Comparison Table

	OSFP-400G-SR4	OSFP-400G-DR4	Q112-400G-DR4	Q112-400G-SR4
Form Factor	OSFP(Flat Top)	OSFP(Flat Top)	QSFP112	QSFP112
Data Rate	425Gbps	425Gbps	425Gbps	425Gbps
Media	MMF	SMF	SMF	MMF
Wavelength	850nm	1310nm	1310nm	850nm
Connector	MTP/MPO-12 APC	MTP/MPO-12 APC	MTP/MPO-12 APC	MTP/MPO-12 APC
Distance	30m@OM3 50m@OM4	500m	500m	30m@OM3 50m@OM4
Transmitter Type	VCSEL	SMF	EML	VCSEL
Receiver Type	PIN	PIN	PIN	PIN
Electrical Modulation	4x 106.25 PAM4	4x 106.25 PAM4	4x 106.25 PAM4	4x 106.25 PAM4
Optical Modulation	4x 106.25 PAM4	4x 106.25 PAM4	4x 106.25 PAM4	4x 106.25 PAM4
Power Consumption	≤8.5W	≤9.0W	≤10.0W	≤9.0W
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 RoCE 400G Infiniband NDR 200G Infiniband NDR200	400 Gigabit Ethernet 400G RoCE 400G Infiniband NDR 200G Infiniband NDR200	400 Gigabit Ethernet 400G RoCE 400G Infiniband NDR 200G Infiniband NDR200	400 Gigabit Ethernet 400G RoCE 400G Infiniband NDR 200G Infiniband NDR200
Application	NIC to Switch NIC to NIC Other Optical Links	NIC to Switch NIC to NIC Other Optical Links	Swicth to Switch Switch to NIC Other Optical Links	Swicth to Switch Switch to NIC Other Optical Links

Form Factor

Data Rate

Media

Wavelength

Connector

Distance

Transmitter Type

Receiver Type

Electrical Modulation

Optical Modulation

Power Consumption

Case Operating Temperature

Protocol

Application

NVIDIA Compatible 400GBASE-SR4 OSFP 850nm 100m DOM MTP/MPO-12 APC MMF Transceiver Module

OSFP(Flat Top)

QSFP112

425Gbps

MMF

SMF

MMF

850nm

1310nm

850nm

MTP/MPO-12 APC

30m@OM3 50m@OM4

500m

30m@OM3 50m@OM4

VCSEL

SMF

EML

VCSEL

4x 106.25 PAM4

≤8.5W

≤9.0W

≤10.0W

≤9.0W

0 to 70°C (32 to 158°F)

400 Gigabit Ethernet 400G RoCE 400G Infiniband NDR 200G Infiniband NDR200

NIC to Switch NIC to NIC Other Optical Links

Swicth to Switch Switch to NIC Other Optical Links

Questions & Answers

Ask a question

All (4) Product (3)Performance (1)

Is this product compliant with industry standards?

by 1***m on 2025-04-19 23:14:50

Yes, all modules meet international compliance and interoperability standards.

by AICPLIGHT on 2025-04-20 10:36:09

Helpful 0

Are these modules single-mode or multimode?

by 5***m on 2025-03-22 14:14:34

We offer both single-mode and multimode versions to meet different deployment needs.

by AICPLIGHT on 2025-03-23 01:46:37

Helpful 0

Is the firmware upgradeable?

by c***m on 2024-12-25 03:56:58

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

by AICPLIGHT on 2024-12-25 10:13:58

Helpful 0

Do these cables support PAM4 modulation?

by I***m on 2024-12-10 10:06:18

Yes, many modules and cables support PAM4 encoding.

by AICPLIGHT on 2024-12-11 05:57:22

Helpful 0

Customer Reviews

Write a review

All (12) Performance (3)Compatibility (2)Ease of Use (4)Customer Support (3)

g***m

2025-06-28 00:11:05

Confirmed Purchase

5.0

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

Helpful 0

L***m

2025-06-20 20:14:41

Confirmed Purchase

5.0

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

Helpful 0

r***m

2025-06-15 02:05:19

Confirmed Purchase

5.0

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

Helpful 0

X***m

2025-06-11 01:53:55

Confirmed Purchase

5.0

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

Helpful 0

a***m

2025-06-06 05:26:00

Confirmed Purchase

5.0

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

Helpful 0

7***m

2025-05-17 09:34:02

Confirmed Purchase

5.0

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

Helpful 0

R***m

2025-05-10 18:42:47

Confirmed Purchase

5.0

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

Helpful 0

i***m

2025-05-09 11:44:29

Confirmed Purchase

5.0

Recognized immediately by our monitoring system—no configuration needed.

Helpful 0

e***m

2025-05-05 18:47:59

Confirmed Purchase

5.0

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

Helpful 0

O***m

2025-05-03 09:29:34

Confirmed Purchase

5.0

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

Helpful 0

r***m

2025-04-22 04:51:57

Confirmed Purchase

5.0

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

Helpful 0

v***m

2025-04-13 23:43:47

Confirmed Purchase

5.0

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

Helpful 0

Resources

Q112-400G-SR4 Datasheet

Explore Our Extended Product Line

Keysight Compatible 100GBASE-LR4 QSFP28 100G 1310nm 10km Duplex LC/UPC Module SMF Transceiver Module

$229.00

Ciena Compatible 100GBASE-SR4 QSFP28 850nm 100m MPO-12/UPC MMF Transceiver Module

$39.00

Huawei Compatible 10GBASE-SR SFP+ 10G 850nm 300m Duplex LC/UPC MMF Transceiver Module

$9.00

Juniper Compatible 40GBASE-SR4 QSFP+40G 850nm 100m DOM MTP/MPO-12 UPC MMF Transceiver Module

$23.00

5m(16ft) 400G OSFP to 2x 200G QSFP56 Breakout AOC, NVIDIA (IB)

$752.00

Brocade Compatible 1GBASE-SX SFP 1G 850nm 550m Duplex LC/UPC MMF Transceiver Module

$7.00

15m(49ft) 200G QSFP56 to 2x100G QSFP56 Breakout AOC, NVIDIA (IB)

$402.00

Ubiquiti Compatible 100GBASE-SR4 QSFP28 850nm 100m MPO-12/UPC MMF Transceiver Module

$39.00

HPE Aruba Compatible 200G SR4 QSFP56 200G 850nm 100m DOM MTP/MPO-12 UPC MMF Transceiver Module

$189.00

Netgear Compatible 100GBASE-LR4 QSFP28 100G 1310nm 10km Duplex LC/UPC Module SMF Transceiver Module

$229.00

Product Highlights

Our Products

Get In Touch

Aicplight