Huawei QSFP-40G-LR4, 40GBASE-LR4 QSFP+ Transceiver Module

Slow network speeds can cripple your data centre, causing bottlenecks and lost productivity. The Huawei QSFP-40G-LR4, 40GBASE-LR4 QSFP+ Transceiver Module is a high-performance optical solution that delivers 40 Gbps over single-mode fibre, ensuring fast, reliable connections for demanding enterprise environments.

Huawei QSFP-40G-LR4, 40GBASE-LR4 QSFP+ Transceiver Module - solving the bandwidth bottleneck

When your infrastructure struggles to keep up with growing traffic, latency spikes and packet loss become inevitable. This not only affects end-users but also raises operational costs as you scramble for work-arounds. The Huawei QSFP-40G-LR4, 40GBASE-LR4 QSFP+ Transceiver Module eliminates these issues by providing a stable 40 Gbps link that spans up to 10 km on SMF, fitting seamlessly into modern data-centre architectures. Its QSFP+ form factor and LC connector ensure easy integration with existing equipment, while built-in digital diagnostic monitoring (DDM) lets you track performance in real time, reducing downtime and maintenance effort.

Usages 

Deploy this transceiver in a variety of high-speed scenarios:

• Core-to-edge aggregation in large data centres
• Inter-rack connections for high-density server farms
• Backbone links between campus buildings
• High-performance storage area networks (SAN)
• Cloud service provider uplinks to regional hubs

Key Features 

• Module name: QSFP-40G-LR4 - identifies the exact model for compatibility checks.
• Part Number: 02310MHS - ensures you order the correct component.
• Form factor: QSFP+ - fits standard QSFP+ slots for easy installation.
• Application standard: 40GBASE-LR4 - meets industry-approved 40 Gbps long-reach specifications.
• Connector type: LC - provides a reliable, low-loss connection.
• Optical fiber type: SMF - designed for single-mode fibre networks.
• Working case temperature: 0 °C to 70 °C (32 °F to 158 °F) - operates safely in typical data-centre climates.
• Digital diagnostic monitoring (DDM): Supported - allows real-time monitoring of temperature, voltage and optical power.
• Transmission rate: 40 Gbit/s - delivers the high bandwidth required for modern workloads.
• Target transmission distance: Single-mode fiber: 10 km - extends reach without signal degradation.
• Center wavelength: 1271 nm, 1291 nm, 1311 nm, 1331 nm - multiple wavelengths for flexible deployment.
• Maximum Tx optical power: 2.3 dBm - ensures strong signal launch.
• Minimum Tx optical power: -7.0 dBm - maintains performance even at lower power levels.
• Minimum extinction ratio: 3.5 dB - provides clear signal distinction.
• Rx sensitivity: -11.5 dBm - detects weak incoming signals reliably.
• Overload power: 3.3 dBm - protects the receiver from excessive optical power.

Specifications