Cisco QSFP-100G-CU3M 3 Meter Passive Copper Network Cable Refurbished

In the rapidly evolving landscape of networking technology, the demand for high-speed and reliable connectivity has led to the development of advanced networking components. One such crucial component is the Cisco QSFP-100G-CU3M, a 3-meter 100GBASE-CR4 Quad Small Form-Factor Pluggable (QSFP) passive copper network cable. This article aims to provide a comprehensive understanding of the Cisco QSFP-100G-CU3M, delving into its specifications, functionality, and applications.

• The QSFP-100G-CU3M Cisco 3 Meter Passive Copper Network Cable is a high-speed data transfer cable designed for use with Cisco's QSFP (Quad Small Form-Factor Pluggable) transceivers. The cable is 3 meters (9.8 feet) in length and is made of passive copper, which means it does not require an external power source to operate.
• The cable supports data transfer speeds of up to 100 Gbps, making it suitable for use in high-bandwidth applications such as data center networks, enterprise networks, and service provider networks. It also supports 40 and 100 Gigabit Ethernet (40/100 GbE) standards, allowing for seamless integration with existing network infrastructure.

The QSFP-100G-CU3M Cisco 3 Meter Passive Copper Network Cable is a high-performance network cable that is designed for use with 100 Gigabit Ethernet (100 GbE) networks. It is a passive copper cable that uses quad small form-factor pluggable (QSFP) connectors at each end, which provide a high-density, low-power solution for connecting network devices. The cable is 3 meters in length, which provides enough length to connect devices that are located close to each other.

The cable provides support for 100 GbE data rates and is compliant with IEEE 802.3ba and SFF-8436 specifications. It has been tested and certified by Cisco to ensure that it meets the standards for high-speed data transmission. Additionally, the cable is constructed with high-quality materials to ensure that it is durable and can withstand the rigors of daily use in a network environment.

• The QSFP-100G-CU3M adheres to the Quad Small Form-Factor Pluggable (QSFP) standard, ensuring compatibility with a wide range of networking equipment.
• Its compact form factor allows for efficient use of space within data center environments.

• The cable supports a blazing-fast data transfer rate of 100 Gigabits Per Second (Gbps). This high speed is crucial for handling the increasing data traffic in contemporary networks.

• With a length of 3 meters, the QSFP-100G-CU3M provides flexibility in network design and deployment, allowing for efficient cable management.

Understanding the 100GBASE-CR4 technology is fundamental to comprehending the capabilities of the Cisco QSFP-100G-CU3M. This section explores the key aspects of 100GBASE-CR4:

• 100GBASE-CR4 is a standard for 100 Gigabit Ethernet over copper cabling.
• The "CR4" designation signifies that the cable uses four lanes for data transmission, each carrying 25 Gbps.

• The QSFP-100G-CU3M utilizes passive copper conductor technology, providing a cost-effective and reliable solution for short-distance connectivity.
• Copper conductors contribute to the cable's flexibility and ease of handling during installation.

The term "passive copper network cable" refers to a type of cable that does not require external power for signal transmission. Let's delve deeper into the characteristics and advantages of passive copper cables:

• Passive copper cables rely on the electrical conductivity of copper to transmit signals without the need for signal amplification.
• The absence of active components simplifies installation and maintenance.

• Passive copper cables are often more cost-effective compared to their active counterparts, making them an attractive choice for short-distance connections within data centers.

• The cable is ideal for connecting high-speed networking equipment within data centers, including switches, routers, and servers.
• Its 3-meter length provides flexibility in designing efficient and organized cabling infrastructure.
• Supported Network Devices:
• The QSFP-100G-CU3M is compatible with a variety of network devices that adhere to the QSFP standard.
• This includes devices from Cisco and other manufacturers, ensuring interoperability in diverse networking environments.

• High Data Transfer Speed: The cable's 100 Gbps data transfer rate is well-suited for bandwidth-intensive applications.
• Cost-Effective: Passive copper technology offers a cost-effective solution for short-distance connections.
• Easy Deployment: The compact form factor and passive nature simplify installation and maintenance.
• Distance Limitations: Passive copper cables are typically suitable for relatively short distances, making them ideal for connections within the same rack or adjacent racks in a data center.
• Environmental Factors: Considerations such as electromagnetic interference and cable bending radius should be taken into account during installation.

The QSFP-100G-CU3M Cisco 3 Meter Passive Copper Network Cable is a reliable and high-performance cable designed for use in data centers and enterprise networks. It uses a passive copper design, which allows for lower power consumption and reduced heat generation compared to active copper or optical cables. The cable is also compliant with industry standards, including IEEE 802.3bm and RoHS, ensuring compatibility with most network devices.

The cable is designed to support high-speed data transfer, with a maximum data rate of 100 Gbps. This makes it ideal for use in high-bandwidth applications such as data center interconnects, cloud computing, and big data. Additionally, the cable is constructed with a durable and flexible design, which allows for easy installation and routing in tight spaces.

• Manufacturer: Cisco
• Model Number or SKU# QSFP-100G-CU3M
• Product Type: Direct Attach Cable
• Product Name: 100GBASE-CR4 QSFP Passive Copper Cable

• Cable Type: QSFP
• Cable Length: 3 Meter Copper Cable
• Connectors:
• First End: 1 x QSFP Network
• Second End: 1 x QSFP Network
• Device Supported: Network Device
• Data Transfer Rate: 12.50 GB/s

• 100 Gigabit Ethernet links
• Fiber Channel over Ethernet
• Data storage and communication industry
• Switches, servers, routers, and HBA
• Enterprise network
• SAN (Storage Area Networks)
• Data center cabling infrastructure
• High-density connections between networking equipment

• SFF-8665: QSFP+ 28 Gb/s 4X Pluggable Transceiver Solution (QSFP28) - Rev 1.8 May 10, 2013
• SFF-8636: Common Management Interface - DRAFT Rev 1.9 May 12, 2014
• 802.3™-2012 IEEE Standard for Ethernet
• IEEE 802.3ba: Amendment of IEEE Std 802.3-2012
• IEEE 802.3bm: Amendment of IEEE Std 802.3-2012 (D3.1, 1st August 2014)
• GR-20-CORE: Generic Requirements for Optical Fiber and Optical Fiber Cable
• GR-326-CORE: Generic Requirements for Single-Mode Optical Connectors and Jumper Assemblies
• GR-468-CORE: Generic Requirements for Optoelectronic Devices Used in Telecommunications Equipment
• GR-1435-CORE: Generic Requirements for Multifiber Optical Connectors

• The cable jacket of QSFP copper modules is UL E116441 Compliant.
• QSFP copper cables are ELV-compliant.

• QSFP28 conforms to the Small Form Factor SFF8665.
• 4-Channel Full-Duplex Passive Copper Cable.
• Up to 25.78 Gbps data rate per channel.
• Maximum aggregate data rate: 100Gb/s (4 x 25.78Gb/s).
• Compliant with IEEE 802.3bj 100GEBASE-CR4.
• Up to 5m transmission.
• Single 3.3V power supply.
• 24AWG to 30AWG cable available.
• Operating temperature range: 0 to 70°C.
• RoHS Compliant and Lead-Free.

Finally, the Cisco QSFP-100G-CU3M 3-meter 100GBASE-CR4 passive copper network cable is a key component in the arsenal of networking solutions designed to meet the demands of high-speed data transfer in modern environments. Its compact form factor, high data transfer speed, and compatibility with a range of network devices make it a versatile choice for data center connectivity. Understanding its specifications, technology, and applications is essential for network professionals tasked with designing and maintaining efficient and reliable networks. As technology continues to evolve, the Cisco QSFP-100G-CU3M remains at the forefront of providing seamless and high-performance connectivity within the ever-expanding realm of networking infrastructure.