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7Z57A03564 Lenovo 1m QSFP28 to 4x SFP28 Breakout Direct Attach Cable

SKU:

7Z57A03564

Weight: 0.11 lbs
Condition: Refurbished
  • 1 meter QSFP28 to 4x SFP28 breakout DAC cable
  • Supports 100Gbps data transfer rates
  • Passive copper cable for low latency connections
  • Compatible with Lenovo network devices
In stock

$247.00
Product Overview

The Lenovo 1m QSFP28 to 4x SFP28 breakout direct attach cable converts a single high-speed QSFP28 connection into four separate SFP28 links, enabling flexible network configurations. It fits well in data centers where splitting a 100Gbps channel into four 25Gbps lanes helps optimize connectivity between switches and servers without additional transceivers.

General Information
Brand Lenovo
Part Number 7Z57A03564
Alternate Part Number 7Z57A03564-01-UK
Technical Information
Cable Family DAC/AOC
Cable Type Direct Attach Cable (DAC)
Data Rate 100Gb/s (4x25Gb/s)
Cable Length 1m
Compatibility QSFP28 ports supporting 4x25Gb/s breakout; SFP28 (25GbE) ports; compatible with Lenovo devices/switches with QSFP28 breakout support
product type Breakout Direct Attach Cable
Product Category Network Cables
Connectivity
Connector A QSFP28
Connector B SFP28
Cable Connector Gender Male to Male
Connector Type QSFP28 to SFP28
Physical Characteristics
Form Factor QSFP28 to 4x SFP28
Weight 0.11
Condition Refurbished


Product Description

This 1 meter QSFP28 to 4x SFP28 breakout direct attach cable is built for connecting a single 100Gbps QSFP28 port to four separate 25Gbps SFP28 ports. It’s commonly used in data centers and high-performance networking setups to split a high-speed channel into multiple lower-speed links for flexible connectivity.

Often found in Lenovo server and switch environments, this cable serves network administrators needing reliable, low-latency interconnects without the complexity of optical modules. It’s ideal for scenarios that require efficient bandwidth distribution and straightforward deployment.

Key Features

  • Breaks out one QSFP28 port into four independent SFP28 connections
  • Supports 25Gbps per lane for efficient bandwidth management
  • Passive copper design reduces power consumption and latency
  • Compatible with Lenovo hardware for seamless integration
  • Durable construction ensures stable performance in data center conditions

This cable is typically deployed inside racks to link top-of-rack switches with servers or storage devices. It provides a practical solution when you need to maximize port utilization while maintaining high-speed data transfer across multiple links. Its straightforward design makes it a common choice in enterprise and cloud networking infrastructures.


Use Cases

This breakout cable is used primarily to increase port density and flexibility in high-speed network environments.

How It's Used:

  • Connecting a single 100Gbps QSFP28 port to four separate 25Gbps SFP28 ports in a data center switch
  • Facilitating network segmentation by breaking out high-speed uplinks to multiple devices
  • Optimizing bandwidth allocation in server and storage networking setups
  • Replacing fiber optic links in short-reach applications with a cost-effective copper solution
  • Deploying in environments requiring low latency and high signal integrity

By implementing this breakout cable, network administrators can effectively scale their infrastructure while maintaining high performance and reducing complexity.


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7Z57A03564 Lenovo 1m QSFP28 to 4x SFP28 Breakout Direct Attach Cable
7Z57A03564 Lenovo 1m QSFP28 to 4x SFP28 Breakout Direct Attach Cable
$247.00