Cisco QSFP-H40G-CU5M= – 40GBASE-CR4 Passive Copper Cable
The 40GBASE-CR4 passive copper cable is a high-performance networking solution designed to support high-bandwidth applications in enterprise environments. This device is engineered to provide reliable, high-speed connectivity for data centers, cloud computing, and other high-performance computing applications. With its passive copper design, it offers a cost-effective and energy-efficient alternative to active optical cables. The cable’s 40GBASE-CR4 specification ensures compatibility with a wide range of networking equipment, making it an ideal choice for organizations looking to upgrade their infrastructure.
In high-density data centers, this cable’s compact design and low power consumption make it an attractive option for reducing cable clutter and heat generation. Its passive design also eliminates the need for external power sources, simplifying installation and maintenance. the cable’s high-speed connectivity enables organizations to support demanding applications such as virtualization, cloud computing, and big data analytics.
The 40GBASE-CR4 passive copper cable is also designed to support scalable branch connectivity, enabling organizations to easily expand their networks as needed. Its compatibility with a range of networking protocols ensures seamless integration with existing infrastructure, reducing the risk of compatibility issues and downtime.
Technical Specifications
| Brand | Cisco |
| SKU | QSFP-H40G-CU5M= |
| Category | Networking |
| Length | 5m |
| Type | Passive Copper Cable |
| Specification | 40GBASE-CR4 |
| View all Cisco Products → | |
Challenges Solved by this Solution
Network latency, packet loss, and bandwidth bottlenecks can severely impact enterprise productivity and competitiveness. As organizations continue to rely on high-bandwidth applications, the need for reliable, high-speed connectivity becomes increasingly critical. This 40GBASE-CR4 passive copper cable addresses these challenges by providing a high-performance, cost-effective solution for data center and cloud computing applications. By reducing latency and packet loss, organizations can improve application performance, increase productivity, and enhance overall competitiveness.
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Frequently Asked Questions
What is the maximum bandwidth supported by this cable?
This cable supports up to 40 Gbps bandwidth.
Is this cable compatible with my existing networking equipment?
This cable is designed to be compatible with a wide range of networking equipment, but it’s always best to check with the manufacturer for specific compatibility.
Can I use this cable for high-density data center applications?
Yes, this cable is designed to support high-density data center applications with its compact design and low power consumption.
How can I get help with installation and configuration?
Our TECHOM Systems Sales team can provide assistance with installation, configuration, and any other technical support you may need.
What kind of support services do you offer for this product?
Our Sales Team can provide information on our consulting services, design services, and onsite audits to help you get the most out of your networking solution.


Ready to Deploy Cisco 40gbase-cr4 Passive Copper Cable 5m (QSFP-H40G-CU5M=)?
Product Ref: TOS-237422 • Get enterprise pricing, volume discounts, and Australian support.



























