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Cisco Compatible 100GBASE-CWDM4 QSFP28 100G 1310nm 2km DOM Duplex LC/UPC SMF Optical Transceiver Module
Cisco Compatible 100GBASE-CWDM4 QSFP28 100G 1310nm 2km DOM Duplex LC/UPC SMF Optical Transceiver Module
Cisco Compatible 100GBASE-CWDM4 QSFP28 100G 1310nm 2km DOM Duplex LC/UPC SMF Optical Transceiver Module
P/N: QSFP-100G-CWDM4
US$109.00
8
Reviews
5
Questions
safeguard
4-Year Warranty
30-Day Returns
30-Day Exchange
（1000 In Stock）

Product Highlights

Built-in Semtech Chip, and Max. Power Consumption 3.5W
Tested in Targeted Switches for Superior Performance, Quality, and Reliability
Hot Pluggable QSFP28 MSA Compliant, Class 1 FDA Laser Safety, and RoHS Compliant
Interoperable with Other IEEE-compliant 100G Interfaces for Seamless Integration
Digital Optical Monitoring Capability for Strong Diagnostic Capabilities
High-Speed Electrical Interface Compliant to IEEE 802.3bm
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Specifications
Q&A
Reviews
Resources
Cisco Compatible 100GBASE-CWDM4 QSFP28 100G 1310nm 2km DOM Duplex LC/UPC SMF Optical Transceiver Module
The QSFP-100G-CWDM4 QSFP28 Optical Transceiver Module is designed for use in 100GBASE Ethernet throughput up to 2km over single mode fiber (SMF). The 100 Gigabit Ethernet signal is carried over four wavelengths at 1271, 1291, 1311, 1331 nm. This transceiver is compliant with IEEE 802.3ba, IEEE 802.3bm, 100G CWDM4 MSA, SFF-8665, SFF-8636 and ITU-T G.694.2 standards. With these features, this is suitable to be used in various applications, such as data centers, high-performance computing networks,enterprise core and distribution layer applications.
Specifications
Part Number
QSFP-100G-CWDM4
Vendor Name
AICPLIGHT
Form Factor
QSFP28
Max. Data Rate
103.125Gbps (4x 25.78Gbps)
Wavelength
1271nm, 1291nm, 1311nm and 1331nm
Max. Cable Distance
2km
Connector
Duplex LC
Media
SMF
Transmitter Type
4 x CWDM DML (DFB)
Receiver Type
PIN
TX Power
-6.5~2.5dBm
Minimum Receiver Power
-11.5dBm
Power Budget
5dB
Receiver Overload
2.5dBm
Typical Power Consumption
≤3.5W
Extinction Ratio
＞3.5dB
DDM/DOM
Supported
Commercial Temperature Range
0 to 70°C (32 to 158°F)
Core Size
G.652/9um
Inbuilt FEC
Yes
Protocols
IEEE 802.3ba, IEEE 802.3bm, 100G CWDM4 MSA, QSFP28 MSA, SFF-8665, SFF-8636
Warranty
5 Years
Certification
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Questions & Answers
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All (5) Application (1)Product (1)Compatibility (1)Installation (1)Performance (1)
Q:

Are MSA standards followed?

by 4***m on 2025-07-09 15:08:53

A:

Yes, all modules conform to the appropriate MSA standards.

by Helpful on 2025-07-09 15:15:00

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Q:

What is the maximum distance supported?

by 4***m on 2025-07-09 15:04:51

A:

Up to 10km depending on the model and fiber type.

by CPLIGHT on 2025-07-09 15:23:08

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Q:

What is the typical use case?

by i***m on 2025-07-09 14:40:56

A:

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

by CPLIGHT on 2025-07-09 15:18:03

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Q:

Are installation tools provided?

by C***m on 2025-07-09 14:15:55

A:

We provide installation guidance and optional tool kits.

by CPLIGHT on 2025-07-09 15:20:48

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Q:

Are these products RoHS compliant?

by C***m on 2025-07-09 13:46:33

A:

Yes, all our products comply with RoHS environmental standards.

by Helpful on 2025-07-09 15:12:45

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Customer Reviews
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All (8) Performance (1)Compatibility (1)Ease of Use (2)Customer Support (3)Value (1)
d
d***m
2025-07-04 18:03:09
Confirmed Purchase
5.0

Installation was as simple as plug-and-play. The transceivers clicked into place securely, and link lights came up immediately.

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5
5***m
2025-06-30 08:14:27
Confirmed Purchase
5.0

Allowed us to expand port capacity without blowing the budget. Ideal for mid-sized IT teams and MSPs.

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S
S***m
2025-06-26 11:01:23
Confirmed Purchase
5.0

The RMA process for one faulty unit was smooth and quick. Replacement shipped out the same day, with excellent communication throughout.

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Y
Y***m
2025-05-18 03:58:11
Confirmed Purchase
5.0

These transceivers were immediately recognized by our Dell and HPE servers with no firmware complaints. It was a simple swap from our OEM modules.

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h
h***m
2025-05-11 13:04:43
Confirmed Purchase
5.0

The 25G modules provided the bandwidth we needed for our ESXi hosts without causing compatibility issues with our SFP28 ports. Latency stayed under control and the modules remained cool to the touch.

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K
K***m
2025-05-10 04:15:47
Confirmed Purchase
5.0

They came with dust caps and clear product labeling, making it easy for our technicians to inventory and deploy them across racks.

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e
e***m
2025-04-16 00:11:14
Confirmed Purchase
5.0

We had a question about DOM support, and the vendor provided full documentation within hours, including screenshots and test results.

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P
P***m
2025-04-07 07:46:34
Confirmed Purchase
5.0

Pre-sales support helped us understand which optics would support both backward compatibility and future scalability.

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