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50m(164ft) Dell Compatible 100G QSFP28 to 4 x 25G SFP28 Ethernet Active Optical Breakout Cable
50m(164ft) Dell Compatible 100G QSFP28 to 4 x 25G SFP28 Ethernet Active Optical Breakout Cable
50m(164ft) Dell Compatible 100G QSFP28 to 4 x 25G SFP28 Ethernet Active Optical Breakout Cable
P/N: Q100-4S25-A50
$155.00
7
Solds
4
Reviews
4
Questions
safeguard
4-Year Warranty
30-Day Returns
30-Day Exchange
（1 In Stock）

Product Highlights

Max. Power Consumption 2.2W
Tested in Targeted Switches for Superior Performance, Quality, and Reliability
Minimum Bend Radius 30mm for Flexible Routing
Supports 100G to 4x 25G Ethernet Interoperability
Simplifies the Patching and Offers a Cost-effective Way for Short Links
Hot Pluggable QSFP28 and SFP28 MSA Compliant
Class 1 FDA Laser Safety and RoHS Compliant
See more
Specifications
Certification
Connectivity Solutions
Comparison Table
Q&A
Reviews
Resources
50m(164ft) Dell Compatible 100G QSFP28 to 4 x 25G SFP28 Ethernet Active Optical Breakout Cable
The 100G QSFP28 to 4x25G SFP28 Breakout Active Optical Cable operates over Multi-Mode Fiber (MMF). This breakout cable is compliant with QSFP28 and SFP28 MSA standards. It provides a connection of a 100G QSFP28 port on one end and to four 25G SFP28 ports on the other end and is suitable for quick and simple connections within racks and across adjacent racks.
Specifications
Connector Type
QSFP28 to 4x SFP28
Data Rate
103.125Gbps to 4x 25.78125Gbps
Media
Fiber
Cable Type
AOC
Cable Length
1m~50m(3ft~165ft)
Outer Diameter
3.0mm
Jacket Material
OFNP
Minimum Bend Radius
30mm
Power Consumption
≤2.2W@QSFP28 ≤1.0W@SFP28
Case Operating Temperature
0 to 70°C (32 to 158°F)
Protocol
4x 25G Breakout Ethernet
Application
Swicth to Switch Switch to NIC Router to NIC Other Optical Links
Certification
Product
Product
Product
Product
Product
Product
Product
Product
Product
Product
Connectivity Solutions
Dell Switch links：100G QSFP28 to 4x 25G SFP28
Dell Switch links：100G QSFP28 to 100G QSFP28
All
Dell Switch links：100G QSFP28 to 4x 25G SFP28
Comparison Table
Cisco Compatible 100G QSFP28 Passive DAC, 1m (3ft)
Q100-Q100-C1
Cisco Compatible 100G QSFP28 AOC, 1m (3ft)
Q100-Q100-A1
Cisco Compatible 100G QSFP28 to 4x25G SFP28 Passive Breakout DAC, 1m (3ft)
Q100-4S25-C1
Cisco Compatible 100G QSFP28 to 4x25G SFP28 AOC, 1m (3ft)
Q100-4S25-A1
Connector Type QSFP28 to QSFP28QSFP28 to QSFP28QSFP28 to 4x SFP28QSFP28 to 4x SFP28
Data Rate 103.125Gbps to 103.125Gbps103.125Gbps to 103.125Gbps103.125Gbps to 4x 25.78125Gbps103.125Gbps to 4x 25.78125Gbps
Media CopperFiberCopperFiber
Cable Type DACAOCDACAOC
Cable Length 0.5m~5m(2ft~16ft)1m~100m(3ft~328ft)1m~5m(3ft~16ft)1m~50m(3ft~165ft)
Outer Diameter 0.5m~3m@AWG 30 4m~5m@AWG 263.0mm1m~3m@AWG 30 4m~5m@AWG 263.0mm
Jacket Material PVCOFNPPVCOFNP
Minimum Bend Radius 23mm@AWG 30 33mm@AWG 2630mm23mm@AWG 30 33mm@AWG 2630mm
Power Consumption ≤0.1W≤2.2W≤0.1W≤2.2W@QSFP28 ≤1.0W@SFP28
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 100 Gigabit Ethernet 100G Infiniband EDR100 Gigabit Ethernet 100G Infiniband EDR4x 25G Breakout Ethernet4x 25G Breakout Ethernet
Application Swicth to Switch Switch to NIC Router to NIC Other LinksSwicth to Switch Switch to NIC Router to NIC Other Optical LinksSwicth to Switch Switch to NIC Router to NIC Other LinksSwicth to Switch Switch to NIC Router to NIC Other Optical Links
Connector Type
Data Rate
Media
Cable Type
Cable Length
Outer Diameter
Jacket Material
Minimum Bend Radius
Power Consumption
Case Operating Temperature
Protocol
Application
Cisco Compatible 100G QSFP28 Passive DAC, 1m (3ft)
Q100-Q100-C1
Cisco Compatible 100G QSFP28 AOC, 1m (3ft)
Q100-Q100-A1
Cisco Compatible 100G QSFP28 to 4x25G SFP28 Passive Breakout DAC, 1m (3ft)
Q100-4S25-C1
Cisco Compatible 100G QSFP28 to 4x25G SFP28 AOC, 1m (3ft)
Q100-4S25-A1
QSFP28 to QSFP28
QSFP28 to QSFP28
QSFP28 to 4x SFP28
QSFP28 to 4x SFP28
103.125Gbps to 103.125Gbps
103.125Gbps to 103.125Gbps
103.125Gbps to 4x 25.78125Gbps
103.125Gbps to 4x 25.78125Gbps
Copper
Fiber
Copper
Fiber
DAC
AOC
DAC
AOC
0.5m~5m(2ft~16ft)
1m~100m(3ft~328ft)
1m~5m(3ft~16ft)
1m~50m(3ft~165ft)
0.5m~3m@AWG 30 4m~5m@AWG 26
3.0mm
1m~3m@AWG 30 4m~5m@AWG 26
3.0mm
PVC
OFNP
PVC
OFNP
23mm@AWG 30 33mm@AWG 26
30mm
23mm@AWG 30 33mm@AWG 26
30mm
≤0.1W
≤2.2W
≤0.1W
≤2.2W@QSFP28 ≤1.0W@SFP28
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)
100 Gigabit Ethernet 100G Infiniband EDR
100 Gigabit Ethernet 100G Infiniband EDR
4x 25G Breakout Ethernet
4x 25G Breakout Ethernet
Swicth to Switch Switch to NIC Router to NIC Other Links
Swicth to Switch Switch to NIC Router to NIC Other Optical Links
Swicth to Switch Switch to NIC Router to NIC Other Links
Swicth to Switch Switch to NIC Router to NIC Other Optical Links
Questions & Answers
edit icon Ask a question
All (4) Application (1)Product (1)Compatibility (1)Installation (1)
Q:

Do these modules require cooling?

by 1***m on 2025-08-17 04:18:36

A:

Active cooling is recommended for high-power models.

by AICPLIGHT on 2025-08-17 05:04:06

like icon Helpful 0
comment icon Comment 0
Q:

What is the typical MTBF of these products?

by L***m on 2025-07-11 14:39:33

A:

The typical MTBF (Mean Time Between Failures) exceeds 1 million hours.

by AICPLIGHT on 2025-07-11 14:55:35

like icon Helpful 0
comment icon Comment 0
Q:

What cable types are supported?

by 7***m on 2025-06-29 17:31:03

A:

Supported cables include OS2, OM3, OM4, and OM5.

by AICPLIGHT on 2025-06-29 18:52:31

like icon Helpful 0
comment icon Comment 0
Q:

What is the typical use case?

by R***m on 2025-06-29 07:51:09

A:

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

by AICPLIGHT on 2025-06-29 19:21:08

like icon Helpful 0
comment icon Comment 0
Customer Reviews
edit icon Write a review
All (4) Compatibility (1)Ease of Use (2)Value (1)
9
9***m
2025-09-16 07:37:38
Confirmed Purchase
5.0

Support walked us through breakout combinations and advised on lengths to minimize signal loss.

link icon Helpful 0
comment icon Comment 0
B
B***m
2025-08-10 19:38:08
Confirmed Purchase
5.0

Fully compatible with our NVIDIA ConnectX-6 NICs and Mellanox switches. No firmware warnings or handshake delays.

link icon Helpful 0
comment icon Comment 0
1
1***m
2025-06-08 18:21:57
Confirmed Purchase
5.0

Pre-labeled and pre-tested AOCs made our rack wiring painless. They’re flexible enough for tight bends and clearly marked on each end.

link icon Helpful 0
comment icon Comment 0
v
v***m
2025-05-10 05:55:49
Confirmed Purchase
5.0

High-quality interconnects at a fraction of the price of branded cables. Ideal for scaling AI clusters on a budget.

link icon Helpful 0
comment icon Comment 0
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