HPE X140 40G QSFP+ LC LR4 SM 10km 1310nm Transceiver

The HPE X140 40G QSFP+ LC LR4 SM 10km 1310nm Transceiver is a purpose-built solution for data centers, enterprise networks, and optical backbones that demand reliable, scalable 40 Gigabit Ethernet connectivity. Engineered to meet the rigorous requirements of modern networks, this transceiver uses the 40GBASE-LR4 standard to deliver high-bandwidth performance over long distances with exceptional signal integrity. The 1310 nm wavelength and single-mode fiber design provide a balanced blend of reach and compatibility, making it ideal for inter-switch uplinks, spine-leaf architectures, and campus backbones where every moment of latency matters and every watt of power counts. Built to align with HPE networking ecosystems, the X140 offers seamless integration with QSFP+ ports on compatible switches and routers, enabling rapid upgrades and simplified deployment in both new and existing data-center environments.

• High-density 40G QSFP+ LR4 transceiver: Unlocks four parallel 10 Gbps lanes in a single, compact module, delivering scalable 40G Ethernet for data centers, storage networks, and high-performance computing environments.
• Long-reach capability up to 10 kilometers: Designed for inter-rack, inter-building, and data-center backbone links where distance can impact performance, while preserving excellent eye quality and low error rates.
• 1310 nm single-mode operation: Optimized for low attenuation over SMF, enabling reliable long-haul connections with strong signal integrity and minimal dispersion across supported distances.
• LC duplex connector for broad compatibility: Uses a standard LC interface, facilitating easy terminations and patching with widely used single-mode fiber cables in enterprise networks.
• Hot-plug QSFP+ form factor with plug-and-play usability: Fits into compatible QSFP+ ports on a wide range of switches and routers, enabling quick upgrades with minimal downtime and reduced maintenance complexity.

Technical Details of HPE X140 40G QSFP+ LR4 SM 10km 1310nm Transceiver

• Brand: HPE
• Model: X140
• Type: 40G QSFP+ LR4 transceiver
• Standard: 40GBASE-LR4; QSFP+ form factor; MSA-compliant
• Wavelength: 1310 nm
• Fiber Type: Single-Mode Fiber (SMF)
• Distance: Up to 10 kilometers
• Connector: LC duplex
• Data Rate: 40 Gbps (aggregated across four 10 Gbps lanes)
• Applications: Data networking, optical interconnects, long-haul links between data-center devices
• Compatibility: Designed for HPE networking devices with QSFP+ LR4 support; standard-based, enabling multi-vendor interoperability where allowed by host equipment

how to install [product]

Installing the HPE X140 40G QSFP+ LR4 transceiver is a straightforward process when performed on compatible hardware. Follow these best-practice steps to ensure optimal performance and a reliable link:

Step 1 – Verify compatibility: Confirm that your switch or router supports 40G QSFP+ LR4 modules and that the port is configured for 40GBASE-LR4 operation. Review vendor documentation for supported transceivers and any required firmware or software updates.

Step 2 – Power-down and prepare: If your equipment requires powering down for a hardware change, follow proper shutdown procedures. Gather the appropriate single-mode fiber (SMF) cargo with LC connectors and ensure the fiber type matches the LR4 design specifications. Maintain clean, dry, and dust-free port areas to avoid contamination.

Step 3 – Insert the transceiver: Align the X140 transceiver with the QSFP+ port and gently insert until the locking mechanism engages. Do not force the module; a proper click indicates secure seating. If your device provides a ceasing or LED indicator, verify that the module is recognized by the system.

Step 4 – Connect the fiber: Attach the LC duplex cables to the transceiver and to the corresponding LC ports on the other end of the link. Ensure correct polarity and that the fiber is single-mode (OS2). Use clean, properly terminated connectors to maintain signal integrity and minimize insertion loss.

Step 5 – Verify link and performance: Power up the device (if needed) and navigate to the management interface to check for an active 40G link status. Run basic link tests, confirm the 40GBASE-LR4 mode, and assess light levels, error rates, and throughput to ensure the link meets your design specifications. If issues arise, consult vendor guidelines for troubleshooting, including checking fiber quality, distance limits, and compatibility notes.

For optimal reliability, maintain proper fiber routing to minimize bending losses, provide adequate slack for repairs, and store spare modules and cables in anti-static, dust-free environments. The HPE X140 is designed to be robust in data-center settings, but following standard installation procedures helps preserve performance and longevity across years of operation.

Frequently asked questions

• Q: What is the HPE X140 40G QSFP+ LR4 transceiver used for? A: It enables high-capacity 40 Gigabit Ethernet connections over single-mode fiber, suitable for data centers, core/backbone networks, and interconnects between switches and routers that support QSFP+ LR4 modules.
• Q: How far can this transceiver transmit? A: The X140 supports up to 10 kilometers on single-mode fiber, depending on fiber quality, connector integrity, and overall link budget.
• Q: Which fiber type and connectors are required? A: It uses single-mode fiber (SMF) with LC duplex connectors, aligning with the LR4 specification for long-range, high-performance links.
• Q: Is this transceiver hot-swappable? A: Yes. The QSFP+ LR4 module is designed for hot-swapping in compatible switches and routers, allowing downtime-free upgrades when supported by the host device.
• Q: Is the HPE X140 compatible with non-HPE devices? A: The X140 adheres to industry standards (QSFP+ LR4, 40GBASE-LR4) and should be interoperable with other vendors' devices that support the LR4 standard. However, interoperability depends on the host equipment’s vendor-specific requirements, firmware versions, and compliance with MSA specifications.
• Q: What should I consider when planning a 40G LR4 deployment? A: Consider link budget (distance, fiber type, connectors, and attenuation), compatibility with your switch/router port configurations, proper fiber management to minimize losses, and ongoing monitoring for signal integrity and error rates to ensure sustained performance.

With the HPE X140 40G QSFP+ LC LR4 SM 10km 1310nm Transceiver, network engineers gain a robust option for scaling 40G Ethernet across critical data-center interconnects, ensuring faster data transfer, reduced congestion, and improved application performance. Its LR4 compatibility, LC connectivity, and long reach make it suitable for campus backbones, data-center-to-data-center links, and high-capacity inter-switch uplinks where uptime and reliability are paramount. Pair this transceiver with supported HPE devices to achieve a cohesive, future-ready network that can absorb growing bandwidth demands while maintaining manageable power and cooling requirements. Whether you are upgrading core fabric, expanding a spine-leaf architecture, or establishing a resilient intercity link, the X140 provides the optics performance and integration simplicity that modern networks demand.