Legrand Dell 407-BBGN 40GBase-LR4 QSFP+ Transceiver TAA

The Legrand Dell 407-BBGN 40GBase-LR4 QSFP+ Transceiver TAA delivers high-performance, cost-efficient 40 Gigabit Ethernet connectivity for modern data centers. Built to support the Small Form Factor Pluggable MSA, this QSFP+ module is engineered for reliable long-haul links, easy integration, and broad interoperability with a wide range of networking gear. Whether you’re upgrading uplinks, consolidating data-center backbone connections, or enhancing campus interconnects, the 407-BBGN combines solid performance with flexible deployment options to help you scale your network with confidence.

• 40GBASE-LR4 QSFP+ performance: Four parallel 10 Gb/s lanes deliver a total data rate of 40 Gbps, providing high-density uplinks for data centers and enterprise networks while preserving lane-level performance and traffic separation.
• Long-reach SMF support up to 10 km: Optimized for single-mode fiber, this transceiver enables reliable, long-distance links between switches, routers, and optical chassis without mid-span repeaters.
• MSA-compatible and hot-swappable: Designed to be compatible with the Small Form Factor Pluggable Multi-Sourcing Agreement ecosystem, allowing broad interoperability across vendors and simplifying stocking and replacement in mixed environments.
• TAA-compliant for procurement flexibility: Compliant with Trade Agreements Act requirements, making it suitable for government, education, and enterprise deployments seeking compliant component sourcing.
• Cost-effective, reliable data-center uplinks: Leverages established QSFP+ form factor and LR4 optics to balance performance and total cost of ownership, ideal for data-center aggregation, core-to-edge links, and high-speed backbone deployments.

Technical Details of Legrand Dell 407-BBGN 40GBase-LR4 QSFP+ Transceiver TAA

• Data rate: 40GBASE-LR4 (4×10 Gb/s lanes) for high-density, scalable uplinks.
• Transceiver type: QSFP+ (Quad Small Form Factor Pluggable) with MSA compatibility.
• Optical interface: 40GBASE-LR4 operation over single-mode fiber (SMF).
• Reach: Up to 10 km on SMF, enabling long-haul links between data centers and campus networks.
• Wavelength: 1310 nm typical for LR4 operation.
• Fiber type: Single-mode fiber (SMF) supporting LR4 deployment scenarios.
• Connectors: Standard QSFP+ optical interface with compatible cabling options via MPO/MTP to LC breakout configurations (as installed in your network).
• Compliance: MSA-compliant transceiver with TAA-compliant procurement suitability.
• Operating conditions: Designed for commercial data-center environments and standard network deployments; refer to official specifications for exact operating ranges.
• Power considerations: Specifications available in the official data sheet; typical QSFP+ LR4 modules are designed for moderate power draw appropriate for dense port counts.

how to install Legrand Dell 407-BBGN 40GBase-LR4 QSFP+ Transceiver TAA

Installing the Legrand Dell 407-BBGN transceiver is straightforward and designed to be quick and non-disruptive in busy data-center racks. Follow these steps to ensure a proper and secure deployment:

• Power down or confirm a reduced-risk maintenance window for the equipment into which the transceiver will be inserted, following your facility’s procedures.
• Identify an available QSFP+ port on your switch, router, or optical module chassis that supports 40GBASE-LR4 modules.
• Carefully align the transceiver with the port and insert it until it seats firmly with a soft-click. Do not force the module; improper seating may cause damage or improper link detection.
• Connect the corresponding SMF fiber cable using the appropriate connector configuration for your cabling plan (commonly MPO/MTP to LC breakout or a direct SMF run with an LR4-compatible harness, depending on your topology).
• Power on the device and monitor the port LED indicators and link status. Validate the 40G link using your network management system or the device CLI to verify the transceiver is recognized and functioning at the expected speed and distance.

Frequently asked questions

• Q: What devices will this transceiver work with? A: The 407-BBGN is an MSA-compliant QSFP+ LR4 transceiver designed for interoperability across vendors that support 40GBASE-LR4 modules. It is compatible with switches, routers, and optical chassis that accept QSFP+ LR4 modules and support 40 GbE links. Always verify compatibility with your specific hardware and firmware/version requirements prior to purchase.
• Q: What is the maximum transmission distance? A: Up to 10 kilometers over single-mode fiber, making it suitable for data-center backbones, campus networks, and inter-data-center connections where long-haul links are required.
• Q: What type of fiber cable should I use? A: This module operates over single-mode fiber (SMF) for LR4 applications. Use appropriate SMF cabling and the correct breakout or harness configuration to connect to your equipment ports.
• Q: Is this module hot-swappable? A: Yes. Like other QSFP+ modules, it is designed to be hot-swapped, allowing you to replace or upgrade components without powering down the entire system in many configurations. Always observe your equipment’s maintenance guidelines when hot-swapping.
• Q: Is the 407-BBGN TAA-compliant? A: Yes. The module is labeled as TAA-compliant, supporting procurement in environments that require conformance with the Trade Agreements Act.
• Q: Does this module come with warranties or support? A: Warranty and support terms depend on the vendor and regional policies. Check with your distributor or vendor for the specific warranty coverage and service options applicable to your purchase.