HPE 400G QSFP-DD MPO-16 SR8 100m MMF Transceiver for HPE

Upgrade your data center with the HPE 400G QSFP-DD MPO-16 SR8 MMF transceiver. Built for high-density networks and demanding workloads, this module delivers blazing 400 Gigabit Ethernet over multi-mode fiber, optimized for HPE networking environments. The MPO-16 connector and QSFP-DD form factor enable scalable, future-ready deployments in leaf-spine and top-of-rack architectures, while maintaining reliability, ease of maintenance, and interoperability with HPE switches, servers, and storage. With an 850 nm VCSEL-based SR8 design, this transceiver supports short-reach links up to 100 meters, making it ideal for data-center interiors, campus connectivity, and cloud-scale infrastructures that demand ample bandwidth, lower latency, and reduced cabling complexity.

• High-density 400G connectivity: Eight lanes at 50 Gbps each deliver a total of 400 Gbps in a single QSFP-DD module, enabling rapid scale-out of data center fabrics without expanding port counts.
• MPO-16 optical connector for dense cabling: The MPO-16 interface supports tight-packing of fiber within racks and cabinets, simplifying cable management and enhancing link reliability in crowded data-center environments.
• HPE-optimized interoperability: Engineered and tested for seamless compatibility with HPE networking hardware, ensuring predictable performance, simpler deployment, and reduced risk of incompatibility.
• Reliability and diagnostics: Digital Diagnostic Monitoring (DDM) support provides real-time status for optical power, temperature, and other critical parameters, empowering proactive maintenance and faster fault localization.
• Short-reach, low-latency performance: 100-meter MMF reach with 850 nm VCSEL technology is ideal for data-center topologies that require low latency, stable performance, and energy-efficient operation across dense architectures.

Technical Details of HPE 400G QSFP-DD MPO-16 SR8 100m MMF Transceiver

• Form Factor: QSFP-DD
• Interface/Connector: MPO-16 optical connector
• Data Rate/Standard: 400GBASE-SR8
• Fiber Type: Multi-Mode Fiber (MMF)
• Distance: Up to 100 meters on MMF (328 feet)
• Wavelength: 850 nm VCSEL
• Diagnostics: Digital Diagnostics Monitoring (DDM) supported
• Compatibility: Optimized for HPE networking hardware (switches, NICs, and related devices)
• Compliance: Aligns with IEEE 802.3bs 400GBASE-SR8 specifications
• Connector Type: MPO-16 compatible with standard MMF cabling

How to install HPE 400G QSFP-DD MPO-16 SR8 100m MMF Transceiver

• Prepare for installation: Power down the compatible HPE device or ensure your hardware supports hot-swapping according to vendor guidelines. Handle the module with proper electrostatic discharge (ESD) protection.
• Insert the transceiver: Gently insert the QSFP-DD MPO-16 SR8 module into an available QSFP-DD slot until it seats firmly and clicks into place. Confirm that the device recognizes the module and that any required firmware is current.
• Connect the fiber: Attach the multi-mode fiber cable to the MPO-16 connector, ensuring the fiber is clean, properly terminated, and aligned for correct polarity. Avoid excessive bending radii and secure the fiber to prevent strain.
• Verify alignment and link: Power up the system and verify the link status on both ends using the management interface or console. Check that the 400G link comes up and that the SR8 lanes are reporting healthy signals.
• Run validation tests: Perform basic throughput and latency tests, and monitor with the transceiver’s diagnostic readouts if available. Make any adjustments to cabling or port configurations as needed to optimize performance.

Frequently asked questions

• Q: What is 400GBASE-SR8?

  A: 400GBASE-SR8 is a short-reach 400 Gbps Ethernet standard that uses eight lanes at 50 Gbps over multi-mode fiber (MMF). It is designed for high-density data-center interconnects and intra-data-center links, delivering high bandwidth with relatively simple cabling for short distances.

• Q: What fiber type should I use with this transceiver?

  A: This transceiver is designed for Multi-Mode Fiber (MMF), typically OM3 or OM4, to achieve the 100-meter reach specified for 400GBASE-SR8 applications. Use clean, terminated MMF with proper connector quality and follow best practices for fiber handling.

• Q: Is this transceiver compatible with non-HPE equipment?

  A: The module is designed and tested for HPE systems. While some vendors may achieve interoperability, compatibility with non-HPE devices is not guaranteed. Always verify vendor compatibility matrices and perform tests in your environment before deployment.

• Q: Can I hot-swap this transceiver?

  A: Yes. QSFP-DD transceivers, including the HPE 400G SR8 module, are designed for hot-swappable operation to minimize downtime during upgrades or maintenance, provided you follow your equipment’s ESD and power guidelines.

• Q: What performance diagnostics are available?

  A: The transceiver supports Digital Diagnostic Monitoring (DDM), enabling real-time monitoring of optical power, temperature, diagnostics, and other critical parameters to aid proactive maintenance and troubleshooting.