Dell Networking Transceiver, QSFP28, 100GbE, CWDM4

The Dell Networking QSFP28 transceiver delivers high-density fiber connectivity to extend the reach of your data center network. Engineered for reliability and seamless integration, this hot-pluggable module fits the QSFP footprint and uses a Duplex LC connector to support streamlined cabling in dense Dell networking environments. Designed for 100GbE throughput with CWDM4 optics, it enables scalable backbone and spine-leaf deployments, delivering robust performance over longer distances without sacrificing port density or simplicity of use. Whether you’re upgrading an existing Dell network or building a new high-performance fabric, this transceiver brings flexible, cost-efficient 100GbE connectivity with plug-and-play convenience.

• Provides 100GbE CWDM4 connectivity with a reach up to 2000 meters, enabling scalable data-center backbone links and efficient inter-switch connectivity.
• QSFP28 form factor supports high-density deployments, allowing multiple 100GbE channels to be packed into a single port, optimizing rack space and reducing cable management complexity.
• Duplex LC optical connector ensures compatibility with standard fiber cabling, delivering reliable signal transmission with low insertion loss and straightforward troubleshooting.
• Hot-pluggable design minimizes downtime during maintenance or upgrades; modules can be inserted or removed without powering down critical network equipment in many Dell networking setups.
• Designed for Dell networking environments with broad compatibility and straightforward integration into Dell switches and routers, helping to streamline administration and monitoring of your fiber fabric.

Technical Details of Dell Networking Transceiver, QSFP28, 100GbE, CWDM4

• Form Factor: QSFP28 (Quad Form Factor Pluggable)
• Data Rate: 100 GbE
• Optical Type: CWDM4
• Reach: Up to 2000 meters
• Connector Type: Duplex LC
• Hot-Pluggable: Yes
• Application: High-speed 100 Gigabit Ethernet connections for data-center interconnects and high-performance computing environments

how to install Dell Networking Transceiver, QSFP28, 100GbE, CWDM4

To install this Dell QSFP28 transceiver, ensure you are working in a static-free environment and that you have the appropriate fiber optic cabling prepared. Power down the affected switch or follow your equipment’s hot-swap procedures if supported. Remove any existing transceiver from the slot if needed and align the QSFP28 module with the slot, sliding it in firmly until the lock engages. Once seated, connect the fiber cables to the Duplex LC connectors, ensuring the fiber ends are clean and free of dust or debris. Verify the fiber type and distance are within the CWDM4 specifications (up to 2000 meters for this module) and that correct Tx/Rx orientation is observed. Power on the device and monitor the link status indicators to confirm a stable connection. If link or speed negotiation fails, re-seat the module, check cable quality, and confirm that the remote end is configured for 100GbE CWDM4 operation. Always store removed modules in anti-static packaging to prevent damage during maintenance or future use. Regularly inspect fiber connections for cleanliness and ensure proper cable management to avoid stress on the connectors, which can degrade performance over time.

Frequently asked questions

• Q: What does CWDM4 mean for this transceiver? A: CWDM4 refers to the optical interface that uses four wavelengths to carry 100GbE data, enabling efficient, long-distance transmission over fiber while maintaining high overall bandwidth in a single QSFP28 module.
• Q: How far can this transceiver reach? A: This transceiver supports communication over fiber links up to 2000 meters, making it suitable for data-center backbones and campus-style inter-switch connections.
• Q: Is the transceiver hot-pluggable? A: Yes. The module is designed to be hot-pluggable, allowing rack-and-stack maintenance with minimal downtime in many Dell networking environments.
• Q: What kind of connector does it use? A: It uses a Duplex LC connector for fiber cabling, which is a standard and widely supported option in modern data centers.
• Q: Can I use this transceiver with non-Dell switches? A: The module is designed for broad compatibility and is commonly used in Dell networking devices; however, compatibility with non-Dell equipment depends on the device’s support for QSFP28 CWDM4 100GbE optics and may require vendor-specific compatibility checks.
• Q: What is the benefit of QSFP28 for data-center design? A: QSFP28 provides high port density, enabling multiple 100GbE channels to be carried in a single port, which reduces cabling complexity and improves overall rack space efficiency while delivering substantial bandwidth for demanding workloads.