HPE 100Gb QSFP28 MPO SR4 100m Transceiver

Deliver blistering 100 Gigabit Ethernet performance in your data center with the HPE 100Gb QSFP28 MPO SR4 100m Transceiver. Designed to meet the ever-growing demand for bandwidth, this transceiver enables high-density, scalable connectivity with a lower total cost per bit. The SR4 optics use four parallel 25 Gb lanes over multimode fiber, reducing port count and simplifying fabric design without compromising performance. Ideal for server-to-switch uplinks, leaf-spine architectures, and dense top-of-rabric deployments, this transceiver integrates smoothly into HPE ecosystems while remaining compatible with a wide range of 100G-capable switches and mezzanine adapters. It’s engineered to deliver reliable performance, excellent link integrity, and straightforward deployment, making it a dependable choice for data centers scaling to the next frontier of cloud workloads, virtualized environments, and AI-driven applications.

• High-density 100GBASE-SR4 QSFP28 module with MPO/MPO-12 interface supports up to 100 meters on MMF OM3/OM4, enabling four independent 25 Gbps lanes in a compact form factor for efficient data-center interconnects.
• Four parallel 25 Gbps lanes (4x25G) deliver aggregated 100 Gbps throughput, optimizing cabling and reducing port-sprawl while maintaining robust signal integrity and low cross-talk on modern spine-leaf fabrics.
• Hot-swappable QSFP28 transceiver designed for seamless integration with a wide range of data-center switches and servers, offering fast field upgrades and minimal downtime during deployment or upgrades.
• Digital Diagnostics Monitoring (DDM) support and industry-standard compliance ensure easy proactive monitoring, performance validation, and quick troubleshooting across your network infrastructure.
• HPE reliability and compatibility, crafted to work within the HPE ecosystem and compatible with other major 100G QSFP28 ports, delivering dependable performance for cloud workloads, virtualization, storage networks, and high-performance computing.

Technical Details of HPE 100Gb QSFP28 MPO SR4 100m Transceiver

• Standard: IEEE 802.3 100GBASE-SR4, QSFP28 form factor
• Data Rate: 100 Gbps total (4x25 Gbps lanes)
• Wavelength/Technology: 850 nm VCSEL-based parallel optics for multimode fiber
• Fiber Type: Multimode fiber (OM3/OM4) compatible
• Connector: MPO/MPO-12 for parallel fiber connections
• Distance: Up to 100 meters on appropriate OM3/OM4 MMF installations
• DDM: Digital Diagnostics Monitoring supported for real-time link health and performance data
• Hot-Swappable: Yes, designed for effortless insertion and removal without powering down compatible equipment
• Operating Conditions: Built for standard data-center environmental specs with reliable performance across typical 0–70°C ranges
• Compatibility: Designed to integrate with HPE networking gear and broadly compatible with other vendors’ QSFP28 100G SR4 ports

How to install HPE 100Gb QSFP28 MPO SR4 100m Transceiver

Installing the HPE 100Gb QSFP28 MPO SR4 100m Transceiver is a straightforward process aligned with standard data-center upgrade practices. Follow these steps to ensure a successful deployment and optimal performance.

1) Verify compatibility and prerequisites: Confirm that your switch or server port supports 100G QSFP28 SR4 and that the connected fiber infrastructure meets OM3/OM4 MMF requirements. Check your device’s data sheet or admin guide for the supported transceiver types and any firmware requirements. This ensures you get full 100 Gbps performance without compatibility issues.

2) Power and safety: If your equipment is powered down for the upgrade window, follow your organization’s power-down protocol. If you’re performing a hot-swap, ensure you are adhering to standard hot-plug procedures and handle the transceiver by its edges to avoid damage to the optical components or contacts.

3) Insert the transceiver: Remove the empty QSFP28 slot blank from the switch or server, then align the HPE transceiver with the slot’s keying notch. Gently insert until it seats and a secure click confirms engagement. Do not force the module; if you feel resistance, remove and reinsert to ensure proper alignment.

4) Connect the fiber: Use a high-quality MPO/MPO-12 fiber trunk cable with OM3/OM4 MMF terminated at the correct end. Carefully connect the fiber to the transceiver’s MPO connector, ensuring correct polarity and orientation for both ends. Avoid bending radii that exceed the fiber’s tolerance and secure the fiber to prevent movement that could impact signal integrity.

5) Validate operation: Power on the device (if applicable) and verify link status via the device’s management interface. Check the 100G port status, link lights, and, if available, Digital Diagnostics Monitoring (DDM) readouts to confirm proper operation. Run a basic throughput test or loopback test to confirm the four 25 Gbps lanes are active and synchronizing correctly with the adjacent port.

6) Monitor and optimize: After installation, monitor the link for stability, error rates, and latency. If you encounter issues, consult the device’s logs, verify fiber integrity (attenuation, splice quality, connector cleanliness), and confirm the remote end is configured for SR4 operation. Regular DDM checks can help catch degradation before it affects performance.

7) Documentation and labeling: Update your network inventory with the new transceiver’s part number, port assignment, and fiber route. Proper labeling reduces confusion during future maintenance and helps with capacity planning as your data center evolves.

Frequently asked questions

• Q: What is the primary advantage of using a 100GBASE-SR4 QSFP28 transceiver?
• A: The SR4 approach deploys four parallel 25 Gbps lanes over a single QSFP28 module, significantly increasing bandwidth while reducing port density and cable complexity on MMF networks. This results in a lower total cost per bit and simplified cabling in dense data-center fabrics.
• Q: What fiber and distance are supported by this transceiver?
• A: It uses multimode fiber (OM3/OM4) and is rated for up to 100 meters, making it suitable for server-to-switch uplinks and interconnects within typical data-center racks and leaf-spine layouts.
• Q: Is this transceiver compatible with non-HPE switches?
• A: While designed to integrate smoothly within HPE ecosystems, the 100G SR4 QSFP28 module is built around industry-standard 100GBASE-SR4 parameters and is generally compatible with other vendors’ QSFP28 SR4 ports that support MPO-12 MMF connections. Always verify vendor interoperability and firmware requirements for best results.
• Q: Does the transceiver support Digital Diagnostics Monitoring (DDM)?
• A: Yes, the HPE 100Gb QSFP28 SR4 module supports DDM, enabling real-time health and performance data to aid proactive maintenance and troubleshooting.
• Q: How many lanes and what data rate does this transceiver use?
• A: The transceiver uses four parallel lanes at 25 Gbps each, totaling 100 Gbps of aggregate bandwidth. This architecture is ideal for high-throughput workloads and scalable data-center designs.