Dell QSFP28 Module

The Dell QSFP28 Module delivers high-performance fiber connectivity designed to extend the reach of modern data centers. This hot-pluggable transceiver with the QSFP28 (Small Form Factor Pluggable) footprint features an MPO/MTP connector and is optimized for 100GBASE-ESR4 networks. With support for 100GbE connectivity up to 100 meters, this Dell networking transceiver is ideal for dense, scalable campus and data-center fabrics, enabling seamless upgrades from lower-speed links and simplifying cable provisioning in high-density deployments. Built to integrate smoothly with Dell switches and routers, the Dell QSFP28 Module combines reliability, flexibility, and outstanding total cost of ownership to future-proof your network while delivering robust performance for cloud, virtualization, storage, and big-data workloads.

• 100GBASE-ESR4 performance in a single hot-swappable QSFP28 transceiver, delivering 100 Gbps aggregated throughput across four 25 Gbps lanes for ultra-fast data movement and low-latency interconnects.
• QSFP28 form factor optimized for high-density deployments, enabling you to maximize port efficiency in data centers, server rooms, and enterprise networks while reducing cable management complexity.
• MPO/MTP connector_support for parallel fiber cabling, enabling efficient, scalable fiber installations that simplify transitions to next-generation fabrics without replacing existing infrastructure.
• Hot-pluggable design that supports seamless installation and maintenance with minimal downtime, allowing administrators to upgrade or swap modules without powering down critical equipment.
• Built for Dell Networking environments to ensure compatibility, reliable performance, and straightforward integration with Dell switches, routers, and fabric architectures for consistent operation across your network.

Technical Details of Dell QSFP28 Module

• Product type: QSFP28 transceiver for 100 Gigabit Ethernet
• Standard: 100GBASE-ESR4
• Data rate: 100 Gbps total (4 x 25 Gbps lanes)
• Fiber interface: MPO/MTP connector for parallel fiber cabling
• Distance supported: Up to 100 meters on appropriate fiber (typical for ESR4 implementations)
• Form factor: QSFP28 hot-pluggable module
• Compatibility: Designed for Dell Networking equipment to ensure seamless integration with Dell switches and routers
• Modular attributes: Hot-swappable, enabling maintenance agility and reduced downtime

How to install Dell QSFP28 Module

Installing the Dell QSFP28 Module is straightforward and designed to minimize downtime in busy data-center environments. Begin by verifying that your Dell switch or router supports 100GBASE-ESR4 QSFP28 transceivers and that the chassis is powered according to vendor guidelines. If your environment supports hot-swapping, you can install the module without powering down the device; otherwise, follow standard shutdown procedures for non-disruptive maintenance. With the device in a safe state, remove any existing QSFP28 module from the slot to be used or simply prepare the empty slot for the replacement.

Grasp the Dell QSFP28 Module by its edges and align it with the slot’s orientation. Do not force the module; slide it in firmly until the retention mechanism engages and the module seats with a distinct click. Confirm that the optical interface is oriented correctly to match the MPO/MTP fiber cable path. If you’re upgrading from a lower-speed interface, ensure your network configuration reflects the new 100GBASE-ESR4 capability and that any relevant VLANs, routing, or QoS policies are updated to take advantage of the increased bandwidth.

Connect your MPO/MTP fiber harness to the MPO/MTP connector on the QSFP28 module, observing proper polarity and fiber arrangement to preserve signal integrity. After installation, power up the device (if required) and allow the transceiver to initialize. Use the management interface of your Dell equipment to verify link status, negotiated speed, and duplex configuration. Confirm that the remote end is also configured for 100GBASE-ESR4 and that any fiber channel or Ethernet fabric settings align with your intended network topology. Finally, perform a basic throughput and latency check to validate the installation and ensure the link is stable under load. Proper handling and adherence to fiber safety practices will help protect the transceiver and fiber optic components, providing long-term reliability in data-center operations.

Frequently asked questions

• What is the Dell QSFP28 Module used for? It is a high-density transceiver that enables 100 Gigabit Ethernet connectivity (100GBASE-ESR4) over parallel MPO/MTP fiber, ideal for data centers and high-performance networks seeking scalable bandwidth upgrades.
• What does 100GBASE-ESR4 mean? ESR4 refers to four parallel 25 Gbps lanes within the QSFP28 module, delivering a total data rate of 100 Gbps. This configuration optimizes bandwidth in short-reach, high-density deployments using MPO/MTP fiber cabling.
• What kind of fiber connector does it use? The module uses an MPO/MTP connector for parallel fiber cabling, supporting efficient high-density cabling in data centers.
• What is the maximum distance supported? The module supports up to 100 meters on appropriate fiber, making it suitable for short-reach, high-bandwidth interconnects within racks and across adjacent data-center rows.
• Is the module hot-pluggable? Yes. The QSFP28 module is designed to be hot-swappable, enabling easy upgrades and maintenance with minimal downtime when used in compatible Dell Networking environments.
• Is this module compatible with Dell gear? Yes. The Dell QSFP28 Module is designed for Dell Networking equipment, ensuring reliable integration and optimal performance when used with Dell switches and routers.