HPE StoreFabric B-series 40GbE Short Range QSFP+ Transceiver

Experience scalable, high-performance networking with the HPE StoreFabric B-series 40GbE Short Range QSFP+ Transceiver. Engineered for data centers, enterprise campuses, and high-density server clusters, this optical transceiver delivers reliable 40 Gigabit Ethernet throughput in a compact, hot-swappable package. Designed to align with the HPE StoreFabric B-series ecosystem, it provides dependable, low-latency connectivity between switches and servers while simplifying cabling and increasing rack density. This transceiver is purpose-built for short-range, high-bandwidth links over multimode fiber, making it an excellent choice for intra-rack and inter-closet deployments where space, power efficiency, and uptime matter most. Whether you’re upgrading a legacy 10G environment or expanding a 40G fabric, the 40GbE Short Range QSFP+ module unlocks faster data access, better application performance, and a smoother path to 100G and beyond.

• High-density 40GbE QSFP+ module - Optimize data-center cabling with a compact QSFP+ form factor that delivers substantial throughput without sacrificing tray space or slot availability. Ideal for blade servers, top-of-rack switches, and fabric interconnects that demand maximum port density in limited rack footprints.
• Short-range 40GBASE-SR performance - Specifically designed for short-range, high-speed links over multimode fiber, enabling rapid server-to-switch and switch-to-switch connectivity within a single cabinet or between adjacent racks. This transceiver capitalizes on SR signaling to minimize latency and maximize data throughput across dense networks.
• Robust optical technology - Built around 850 nm VCSEL technology and multimode fiber compatibility to deliver stable performance in dynamic data-center environments. The transceiver’s optical link budget, power efficiency, and low insertion loss contribute to reliable long-term operation under typical data-center temperature and humidity ranges.
• Plug-and-play integration - Designed for seamless compatibility with HPE StoreFabric B-series devices and many third-party platforms that support 40GBase-SR QSFP+. Its standardized interface reduces installation time, eases scalability, and supports rapid fault isolation during maintenance windows.
• Reliability, durability, and ease of maintenance - Engineered to withstand the rigors of production networks, with protective housings, electrostatic discharge protection, and durable connectors. The module is engineered for consistent performance across many hot-swapping cycles, helping reduce operational downtime and maintenance costs.

Technical Details of HPE StoreFabric B-series 40GbE Short Range QSFP+ Transceiver

• Interface: 40GBase-SR QSFP+ transceiver
• Data rate: 40 Gbps
• Fiber type: Multimode fiber (MMF), optimized for short-range intra-data-center links
• Connector: MPO/MTP (12-fiber) interface for 40GBASE-SR signaling
• Operating wavelength: ~850 nm VCSEL-based signaling
• Form factor: QSFP+ hot-swappable transceiver suitable for HPE StoreFabric B-series environments
• Supported standards: 40GBASE-SR, compatible with devices that support QSFP+ SR modules
• Environment: Designed for data-center-grade operation with typical operating temperature ranges and ESD protection

how to install HPE StoreFabric B-series 40GbE Short Range QSFP+ Transceiver

• Power down or place the host switch or server in a maintenance window if required by your site’s change-management process, then locate an available QSFP+ port in the HPE StoreFabric B-series fabric.
• Open the chassis or rack enclosure as per your device’s service documentation, ensuring you have a clean, static-free workspace and proper grounding.
• Carefully align the QSFP+ transceiver with the slot, ensuring the top of the module faces the device’s label side and that the connector pins align with the slot contacts.
• Gently insert the transceiver until it seats firmly and the locking mechanism clicks into place. Do not apply excessive force, and ensure there is no binding or tilt.
• Reconnect any cables or fiber harnesses routed to the module, following your organization’s fiber-management guidelines to maintain proper bend radius and cable cleanliness.
• Power on the device and verify link status using the network management interface. Confirm that the port shows 40G connectivity and that a baseline health check passes (no errors, acceptable loss).
• Run a basic throughput test and verify that 40 Gbps symmetry is achieved across both transmit and receive directions. If performance issues arise, consult device logs and consider reseating the transceiver or testing with a known-good fiber pair.
• Document the installation in your change-management system, including port numbers, device firmware revision, and cabling details to facilitate future maintenance and traceability.

Frequently asked questions

• What is the HPE StoreFabric B-series 40GbE Short Range QSFP+ Transceiver used for? It provides high-speed, short-range 40GbE connectivity for data-center interconnects, server-to-switch links, and other intra-fabric connections within the HPE StoreFabric B-series ecosystem, delivering reliable performance for demanding workloads.
• Is this transceiver compatible with non-HPE devices? Yes, it is designed to be compatible with devices that support 40GBase-SR QSFP+ modules. However, always verify vendor interoperability lists and firmware requirements for your specific switch or router.
• What type of fiber should I use with this transceiver? Multimode fiber (MMF) is recommended, particularly OM3 or OM4, to maximize distance and integrity for SR-based 40GBase-SR connections. Follow fiber-manufacturer guidelines for proper termination and cleanliness.
• How many fiber lanes does a 40GBase-SR QSFP+ module use? A 40GBASE-SR transceiver uses four lanes over a multimode fiber harness via an MPO/MTP connector, aggregating four 10Gbps channels to achieve 40Gbps total throughput.
• Can I hot-swap this transceiver? Yes, the QSFP+ SR transceiver is designed for hot-swapping in supported devices, enabling maintenance windows with minimal downtime. Ensure you follow your equipment vendor’s hot-swap procedures.
• What performance can I expect in typical data-center workloads? In standard data-center workloads, you can expect low latency, predictable throughput, and high aggregate bandwidth, enabling rapid data transfers, virtualization, and storage access across your 40GbE fabric.