Cisco QSFP-H40G-CU1M 3.3 Feet Twinaxial Cable
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Cisco QSFP-H40G-CU1M 1 Meter Twinaxial Network Cable QSFP+ Refurbished

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Part Number#: QSFP-H40G-CU1M
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Short Description:
QSFP-H40G-CU1M 1 Meter Twinaxial Network Device Supported 1X Male Quad Small Form-Factor Pluggable Plus (QSFP+) Mini-GBIC Ports Copper Network Cable | Made by Cisco | Refurbished
Product Condition:
Warranty provided by ALLHDD.COM:
90 Days

Product Details for the Cisco QSFP-H40G-CU1M 1 Meter Network Cable

One such solution is the Cisco QSFP-H40G-CU1M, a 1-meter Twinaxial network device-supported cable designed to enhance connectivity and performance. This cable is equipped with 1X Male Quad Small Form-Factor Pluggable Plus (QSFP+) Mini-GBIC ports and is specifically tailored for copper network applications. This particular model is designed to provide a 1-meter Twinaxial cable solution, making it suitable for short-distance connections within a network.

QSFP+ Technology

The Cisco QSFP-H40G-CU1M cable is built around the Quad Small Form-Factor Pluggable Plus (QSFP+) standard. QSFP+ is a compact, hot-pluggable transceiver used for data communication applications. It enables high-speed data transfer and is commonly employed in networking equipment. The QSFP+ technology, or Quad Small Form-Factor Pluggable Plus, represents a compact and versatile transceiver form factor widely used in modern networking equipment. It supports high-speed data transfer and is a standard for various networking applications. The Cisco QSFP-H40G-CU1M, in particular, is optimized for 40Gbps data transmission, making it suitable for demanding networking environments.

Cable Design and Length

The 1 Meter Twinaxial in the product name denotes the cable's design and length. Twinaxial cables consist of two inner conductors separated by insulation and are known for their durability and resistance to electromagnetic interference. The 1-meter length is optimal for connecting devices nearby, offering flexibility without sacrificing performance.

Connector Type

The QSFP-H40G-CU1M features a 1X Male QSFP+ connector. This connector type is specifically designed for high-speed data transmission, ensuring a secure and stable connection between devices.

Supported Devices

This Cisco cable is engineered to work seamlessly with devices that have QSFP+ Mini-GBIC ports. These ports are commonly found in network switches, routers, and other networking equipment, making the QSFP-H40G-CU1M a versatile solution for various applications.

Data Transfer Speed

With the capability of supporting data transfer speeds of up to 40 gigabits per second (Gbps), the QSFP-H40G-CU1M ensures swift and efficient communication between connected devices. This high-speed capability is crucial for modern networking demands, especially in data centers and enterprise environments. This high-speed capability is essential for bandwidth-intensive applications and ensures efficient data flow within the network.

Copper Network Cable

The QSFP-H40G-CU1M is a copper network cable, that leverages the conductivity and reliability of copper for data transmission. Copper cables are well-known for their cost-effectiveness and widespread compatibility.

Cost-Effective Solution

The copper construction of the Cisco QSFP-H40G-CU1M makes it a cost-effective choice compared to fiber optic alternatives. This is particularly advantageous for organizations with budget constraints, offering high-speed connectivity without compromising on performance.

Benefits of the Cisco QSFP-H40G-CU1M QSFP+ Mini-GBIC Network Cable

  • High-Speed Data Transfer: With QSFP+ technology, the cable supports high-speed data transfer, making it ideal for applications requiring rapid data exchange within the network.
  • Cost-Effective Solution: The use of copper in the cable's construction provides a cost-effective alternative to fiber optics for short-distance connections, without compromising on performance.
  • Plug-and-Play Installation: The QSFP+ connectors facilitate a plug-and-play installation process, simplifying network setup and reducing downtime.
  • Reliable Signal Integrity: The Twinaxial design of the cable ensures reliable signal integrity by minimizing electromagnetic interference, resulting in stable and consistent data transmission.


High Bandwidth

One of the primary advantages of the QSFP-H40G-CU1M is its ability to handle high bandwidth requirements. In today's data-intensive environments, having a cable that can support 40 Gbps ensures that data can be transmitted rapidly, reducing latency and improving overall network performance.


The compatibility of the QSFP-H40G-CU1M with devices featuring QSFP+ Mini-GBIC ports makes it a versatile choice for various networking setups. Whether used in data centers, enterprise networks, or telecommunications infrastructure, this cable provides a reliable and standardized solution. The cable's compatibility with a wide range of networking devices makes it a versatile solution for different applications. Whether used in data centers, enterprise networks, or telecommunications, the Cisco QSFP-H40G-CU1M adapts to diverse networking environments.


Copper cables are generally more cost-effective than their fiber optic counterparts. The QSFP-H40G-CU1M, being a copper cable, strikes a balance between performance and cost, making it an attractive option for organizations mindful of their budget constraints.


  • Data Centers: The cable is well-suited for connecting servers, switches, and other networking equipment within data centers, where short-distance, high-speed connections are essential.
  • Enterprise Networks: In enterprise networks, the Cisco QSFP-H40G-CU1M cable can be used to establish connections between devices, optimizing network efficiency.
  • Telecommunications: Telecommunication infrastructures often require reliable and fast connections. The cable's QSFP+ compatibility makes it suitable for such applications where high-speed data transfer is critical.

Use Cases

Data Centers

In the dynamic environment of data centers, where vast amounts of data are processed and transmitted, the Cisco QSFP-H40G-CU1M finds a natural home. Its high-speed capabilities make it suitable for interconnecting servers, storage systems, and networking switches within the data center infrastructure.

Enterprise Networks

Large enterprises with extensive networking requirements can benefit from the QSFP-H40G-CU1M. Whether connecting multiple floors in an office building or ensuring seamless communication between various departments, this cable provides the necessary bandwidth and reliability.

Telecommunications Infrastructure

Telecommunications networks, characterized by the need for high-speed data transmission over long distances, can leverage the QSFP-H40G-CU1M for connecting critical components. Its compatibility with QSFP+ Mini-GBIC ports ensures integration with a wide range of telecommunications equipment.

High Performance of Twinaxial Network Cable

The QSFP-H40G-CU1M Cisco 1 Meter Network Cable is a high-performance, 40 Gbps cable that is designed for use with Cisco QSFP+ transceiver modules. It supports data transfer rates of up to 40 Gbps and has a maximum reach of 1 meter. The cable is made of copper and is compliant with IEEE 802.3ba standards. It is suitable for use in high-bandwidth applications such as data centers, cloud computing, and other high-performance computing environments. This part Cisco 1 Meter Network Cable is a reliable and high-performing option for 40 Gbps networks.

General Information for the Cisco QSFP-H40G-CU1M Network Cable

  • Manufacturer: Cisco
  • Part Number or SKU# QSFP-H40G-CU1M
  • Product Type: Network Cable

Technical Information

  • Cable Length: 3.3 ft
  • Connector on First End: 1 x Male QSFP+
  • Connector on Second End: 1 x Male QSFP+
  • Conductor: Copper
  • Device Supported: Network Device

In general, the Cisco QSFP-H40G-CU1M 1 Meter Twinaxial Network Cable is a vital component in modern networking environments. With its high-speed capabilities, compact design, and cost-effective nature, it addresses the demands of data centers, server rooms, and other networking scenarios where short-distance, high-density connections are prevalent. By understanding its specifications, supported devices, and installation tips, network administrators can leverage the benefits of this cable to enhance the overall efficiency and performance of their networks.

Product Condition:
Warranty provided by ALLHDD.COM:
90 Days

About Refurbished Products

Refurbished products are typically refurbished by an Original Manufacturer or an affiliate of the manufacturer or 3rd party facility. This product may have minor blemishes due to normal product usage and doesn't necessarily come with documentation and software unless indicated, but has been well tested and generally has never had any defects.

Here, you can check more available conditions of your desired product QSFP-H40G-CU1M at a competitive price. We are trying our best to meet your needs on the enterprise-level computer, server, data centre, and networking hardware. You are welcome to ask our live chat or get live representative support over the phone.

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Replacement or refund. In the case of material defects, we will try to replace the product first. The product will be replaced before the expiration of the original warranty. For any failure of hardware, if we cannot process the replacement of the product(s)/model(s), we will refund the original selling/invoiced price. The shipping costs and sales tax, if any, are non-refundable. ALLHDD retains the right to decide whether the item(s) will process for replacement or refund.

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