40 GBPS QSFP LR SM DF 1310nm LC 40 km

40Gbps QSFP+ LR Single Mode Optical Transceiver – 1310nm, LC Connector, 40km Range

The 40 GBPS QSFP LR SM DF 1310nm LC 40km transceiver is a high-performance, long-range optical module designed to support 40-Gigabit Ethernet (40GbE) over single-mode fiber (SMF). It uses 1310nm wavelength laser technology and is equipped with LC duplex connectors, enabling point-to-point, high-speed data transmission up to a distance of 40 kilometers.

This transceiver module is ideal for data center interconnects, telecom backbone networks, enterprise long-haul connections, and high-performance computing environments, where robust and scalable fiber optic links are essential.

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Key Features

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1. 40 Gbps High-Speed Performance

The transceiver supports a total data transfer rate of 40 Gbps, making it suitable for high-bandwidth applications like:

• Virtualization and cloud computing
• Data-intensive enterprise workloads
• Multi-rack or multi-building fiber connections
• High-speed storage area networks (SANs)

It complies with IEEE 802.3ba 40GBASE-LR4 standards, ensuring interoperability with other compliant networking equipment.

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2. Long Reach – Up to 40 km Over Single-Mode Fiber

Equipped with advanced DFB laser technology, this module offers a transmission distance of up to 40 kilometers without the need for signal repeaters. It’s perfect for:

• Long-distance campus backbones
• Metro Ethernet networks
• Data center-to-data center connectivity

This range provides flexibility for network architects to design wide-area fiber connections with ease.

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3. LC Duplex Interface

The LC connector is a compact, standard fiber interface that allows for easy plug-and-play installation. It ensures:

• Low insertion loss
• Reliable and consistent signal quality
• Compatibility with patch panels, switches, and routers using LC connectors

This connector type is widely used in enterprise and telecom environments for its efficiency and low maintenance.

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4. Optical Wavelength: 1310nm

Operating at a 1310nm center wavelength, the transceiver minimizes attenuation and chromatic dispersion over long distances. This mid-range wavelength provides:

• High optical transmission stability
• Compatibility with standard single-mode optical fibers
• Minimal signal degradation

It is well-suited for long-reach, high-integrity data transmission.

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5. Hot-Pluggable QSFP+ Form Factor

The module fits into any QSFP+ (Quad Small Form-factor Pluggable Plus) port on compatible networking devices. Benefits include:

• Hot-pluggable support, allowing replacements without shutting down equipment
• Space-saving design ideal for high-density environments
• Reduced power consumption compared to parallel fiber solutions

This form factor is widely supported by switches, routers, and servers from leading vendors.

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6. Digital Diagnostics Monitoring (DDM)

Built-in Digital Optical Monitoring (DOM/DDM) capabilities provide real-time data on:

• Optical input/output power
• Laser bias current
• Temperature
• Supply voltage

These diagnostics help network engineers monitor performance, detect issues proactively, and ensure operational stability.

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7. Wide Operating Temperature & Voltage Range

The module is engineered to withstand varied environmental conditions:

• Operating temperature: 0°C to 70°C (commercial grade)

• Voltage supply: 3.3V typical This makes it suitable for data centers, telecom stations, and network closets with fluctuating power and temperature conditions.

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8. Interoperability and Compliance

The transceiver is compliant with key industry standards:

• IEEE 802.3ba (40GBASE-LR4)
• SFF-8436 QSFP+ MSA
• RoHS compliant
• Class 1 FDA and IEC-60825-1 Laser Safety

It ensures seamless integration with other compliant transceivers, optical cables, and networking infrastructure.

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Use Case Scenarios

• Data Center Interconnects (DCI): Extend high-bandwidth connections between two distant data centers up to 40km apart.
• Service Provider Networks: Deploy in metro/core networks for efficient long-range 40G transport.
• Enterprise Campuses: Connect large buildings or sites over single-mode fiber with zero packet loss.
• Telecom Operators: Handle long-haul backbone connections while conserving power and rack space.

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Why Choose 40Gbps QSFP+ LR SM DF 1310nm LC 40km Module?

This transceiver module offers the ideal blend of performance, durability, and scalability for organizations seeking reliable 40G optical connectivity over long distances. Its compliance with open standards ensures multi-vendor interoperability, and its plug-and-play setup reduces deployment time and costs.

Whether you’re upgrading your existing 10G infrastructure or building out a robust 40G backbone, the QSFP+ LR 40km transceiver delivers exceptional value and reliability for future-proof networking.