QSFP 400G LR4

Description

1. Product Overview

QSFP 400G LR4 is a high-performance 400 Gigabit Ethernet optical transceiver module designed for long-distance data transmission over single-mode fiber networks. It is primarily used in hyperscale data centers, telecom networks, cloud infrastructure, and enterprise backbone systems requiring high bandwidth and reliable connectivity. Utilizing advanced optical technology with four-channel LAN-WDM transmission, it enables efficient 400Gbps data communication over extended distances while reducing network complexity and power consumption. As global demand for AI computing, cloud services, and high-speed networking continues to expand, QSFP 400G LR4 serves as a critical component for next-generation optical infrastructure deployment.

2. Key Specifications & Technical Characteristics

• Product Type: QSFP 400G LR4 Optical Transceiver Module
• Data Rate: 400Gbps Ethernet (400GBASE-LR4 compliant)
• Transmission Technology: 4-channel LAN-WDM optical transmission with PAM4 modulation
• Optical Interface: Duplex LC connector
• Fiber Compatibility: Single-mode fiber (SMF), typically G.652 compliant
• Transmission Distance: Up to 10 km
• Wavelength Range: Approximately 1310 nm wavelength band
• Material Components:
  • Optical components: Laser diodes, photodiodes, optical filters, and integrated optical assemblies
  • Electronic components: High-speed ICs, DSP chips, PCB assemblies, and semiconductor components
  • Housing: Precision-engineered metal alloy enclosure for thermal management and durability
• Operating Temperature Grade: Commercial (0°C to +70°C) or industrial temperature options available
• Physical Characteristics: Compact QSFP-DD/QSFP form factor, metal casing, lightweight modular design, hot-pluggable interface
• Power Consumption: Optimized low-power operation for high-density network deployments
• Packaging Options: Individual anti-static protective packaging, ESD-safe trays, bulk export cartons
• Shelf Life: Typically 5–10 years under recommended storage conditions

3. Core Industrial Applications

• Data Centers: Enables high-capacity server-to-server and spine-to-leaf network connections supporting cloud computing, AI workloads, and large-scale data processing.
• Telecommunications: Used in carrier-grade optical networks, metro networks, and 5G infrastructure requiring reliable long-distance connectivity.
• Enterprise Networks: Supports high-speed backbone links for financial institutions, research centers, and large organizations.
• Cloud & Internet Infrastructure: Provides scalable bandwidth solutions for content delivery networks (CDNs) and hyperscale platforms.

Performance Advantages:

• Delivers four times the bandwidth of 100G solutions while maintaining a compact optical module footprint.
• Provides extended 10 km reach without additional optical amplification, reducing deployment costs.
• Offers superior energy efficiency compared with multiple lower-speed transceiver configurations.
• Ensures stable high-speed transmission with advanced signal processing and error management technologies.

4. Competitive Advantages

• Quality Consistency: Manufactured with precision optical components and rigorous testing procedures to ensure stable performance, low bit error rates, and long operational life.
• Supply Reliability: Supported by scalable production capacity and global sourcing networks to meet enterprise and telecom volume requirements.
• Logistics Capability: Available with export-ready packaging, international shipment support, and secure handling procedures for sensitive optical components.
• Price Competitiveness: Provides cost-effective high-bandwidth connectivity compared with deploying multiple lower-speed optical modules.
• Sustainability Benefits: Low-power architecture reduces network energy consumption and supports greener data center operations.
• Technical Support & Documentation: Supplied with complete technical specifications, compatibility documentation, quality certificates, and integration support for network deployments.

5. Commercial & Supply Information

• Minimum Order Quantity (MOQ): BULK 20MT
• Loading Capacity: Approx. 20 MT per standard export container (subject to packaging configuration and logistics requirements)