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D-Link 40GBASE-LR4 QSFP+ 1310nm 10km Module

42,500

Key Features

  • D-Link 40GBASE-LR4
  • 40G QSFP+ Optics
  • 10km Fiber Reach
  • Duplex LC Interface
  • Low Power ≤3.5W
  • 1310nm Transmission

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Technical Specifications

General Information

ModelQSFP-40GE-LR4Brand CompatibilityD-Link CompatibleVendorFSProduct CategoryNetwork And Router – SFP Module And Fiber

Performance

Form FactorQSFP+Maximum Data Rate44.6Gbps (4×11.2Gbps)ModulationNRZBit Error Ratio (BER)1E-12Host FECSupported

Optical Characteristics

Wavelength1310nmTransmission Distance10kmTransmitter TypeDFB CWDMReceiver TypePINExtinction Ratio>3.5dBCore Size9µm

Optical Power

TX Power-7 ~ 2.3dBmReceiver Sensitivity< -11dBmReceiver Overload2.3dBmPower Budget4dB

Connectivity

ConnectorDuplex LCMedia TypeSingle Mode Fiber (SMF)

Power & Environment

Maximum Power Consumption≤3.5WOperating Temperature0°C to 70°C

Protocol Support

Supported ProtocolsOTN OTU3, 40G Ethernet, Fiber Channel, SATA/SAS3, MSA Compliant

Warranty & Support

WarrantySupported via PCB Store Bangladesh after-sales service

Product Description

D-Link 40GBASE-LR4 QSFP+ 1310nm 10km Module

Struggling with unstable long-distance fiber links? The D-Link 40GBASE-LR4 QSFP+ 1310nm 10km Module stabilizes high-bandwidth networks across demanding enterprise environments. Network expansion often exposes bottlenecks—packet drops, inconsistent throughput, and unreliable long-range connectivity. This module solves those problems with a reliable 40G optical interface engineered for modern infrastructure.

Inside enterprise networks, data center aggregation layers, and ISP backbone environments, stable fiber communication determines operational uptime. The D-Link 40GBASE-LR4 QSFP+ 1310nm 10km Module delivers dependable long-haul performance for single-mode fiber deployments. Businesses across Bangladesh rely on solutions like this to maintain stable high-capacity networks without excessive hardware upgrades.

Professionals sourcing SFP module and fiber solutions from PCB Store often choose this module for scalable 40G deployments. It integrates smoothly with compatible networking equipment and meets strict optical performance expectations required by enterprise-grade environments.

D-Link 40GBASE-LR4 QSFP+ Module Performance Overview for Enterprise Networks

The D-Link 40GBASE-LR4 QSFP+ 1310nm 10km Module belongs to the high-performance optical transceiver category within Network and Router infrastructure. It supports multi-channel 40G communication designed for demanding network architectures such as aggregation switches, high-density routers, and fiber backbone links.

Built around a QSFP+ form factor, this module transmits four independent optical channels over single-mode fiber. Each channel contributes to the overall throughput, allowing efficient high-speed transmission across long-distance network paths.

Operational stability remains consistent across enterprise environments thanks to optimized optical components. Low bit error performance and stable signal integrity maintain data consistency across extended distances.

Key operational highlights include:

  • QSFP+ optical interface compatible with high-speed networking hardware
  • High aggregate data throughput designed for modern enterprise traffic loads
  • Long-distance transmission over single-mode fiber infrastructure
  • Duplex LC optical connector supporting standardized fiber deployment
  • Support for industry protocols including 40G Ethernet and OTN OTU3

These capabilities make the module suitable for data center uplinks, campus backbone networks, and ISP infrastructure.

High-Speed Optical Connectivity with the D-Link 40GBASE-LR4 QSFP+ 1310nm Module

Large network environments face consistent pressure from increasing bandwidth demands. Aggregation switches, core routers, and storage networks all compete for available throughput.

The D-Link 40GBASE-LR4 QSFP+ module addresses that pressure with multi-lane optical transmission. Each optical channel operates simultaneously, allowing stable high-capacity communication over single-mode fiber.

This design works particularly well in:

  • Data center spine-leaf architectures
  • Enterprise campus backbone connectivity
  • High-density switch uplinks
  • Internet service provider fiber infrastructure
  • Storage networking environments

Optical communication across longer distances often introduces signal attenuation. The optical design used in this module maintains signal integrity across extended links, keeping throughput stable even in demanding deployments.

Network engineers appreciate this consistency, especially when connecting core switching layers to distribution switches across large facilities.

Power Efficiency and Thermal Stability in the D-Link 40GBASE-LR4 QSFP+ Module

High-speed networking hardware must balance throughput with power efficiency. Excessive power consumption increases operating costs and heat generation inside networking racks.

The D-Link 40GBASE-LR4 QSFP+ 1310nm 10km Module operates within controlled power limits. Efficient optical transmission allows sustained high-speed data communication while maintaining manageable thermal output.

Thermal stability remains important for:

  • Data center rack density
  • Continuous 24/7 networking operations
  • Switch chassis airflow efficiency
  • Long-term reliability of optical components

Stable temperature tolerance allows this module to operate in standard enterprise environments without special cooling requirements. Network administrators can deploy multiple modules within dense switch configurations while maintaining predictable performance.

Compatibility and Deployment Scenarios for the D-Link 40GBASE-LR4 QSFP+ 10km Module

Network hardware compatibility often determines whether optical modules integrate smoothly within existing infrastructure. This module follows industry standards widely adopted across enterprise networking platforms.

Typical deployment scenarios include:

Enterprise backbone upgrades

Companies expanding internal network capacity often upgrade aggregation layers to 40G connectivity. This module links distribution switches to core infrastructure without replacing entire hardware stacks.

Data center switching environments

High-density switches require reliable optical modules for spine-leaf communication. The module provides consistent throughput for virtualization clusters and storage traffic.

ISP and telecom network expansion

Internet providers expanding metropolitan fiber networks rely on stable long-distance optical modules to connect aggregation points.

Freelancer workstation environments

Professionals managing hosting servers, virtualization clusters, or rendering farms often require stable fiber uplinks between racks or buildings.

Across Bangladesh, system integrators frequently source optical networking hardware from PCB Store Dhaka for projects ranging from enterprise networking upgrades to ISP infrastructure deployment.

Reliability, Support, and Availability at PCB Store Bangladesh

Enterprise networking equipment demands long-term reliability. Optical modules form the backbone of fiber communication, so stability and warranty support matter.

The D-Link 40GBASE-LR4 QSFP+ 1310nm 10km Module available through PCB Store Bangladesh is backed by dependable after-sales service. Customers receive direct support for installation questions, compatibility checks, and warranty claims.

PCB Store maintains strong relationships with networking professionals across Dhaka and nationwide enterprise clients. Our technical team assists with:

  • Optical module compatibility guidance
  • Fiber networking consultation
  • Warranty claim handling
  • Technical troubleshooting support

For organizations planning network upgrades, availability through PCB Store simplifies procurement. Reliable supply, technical assistance, and nationwide service coverage make deployment easier for businesses throughout Bangladesh.

Network stability begins with reliable components. The D-Link 40GBASE-LR4 QSFP+ 1310nm 10km Module remains a dependable choice for high-capacity fiber infrastructure.

Delivery Charge Info

Inside Dhaka: 80

Outside Dhaka: 130

FAQs

  • What devices support the D-Link 40GBASE-LR4 QSFP+ 1310nm 10km Module?

    This QSFP+ module works with compatible 40G switches, routers, and network equipment supporting QSFP+ optical interfaces. Many enterprise switches and data center networking platforms accept this module for high-speed fiber uplinks.

  • Can the D-Link 40GBASE-LR4 module work with single-mode fiber cables?

    Yes. The module is designed specifically for single-mode fiber infrastructure. It uses duplex LC connectors and operates efficiently across long-distance fiber links commonly used in enterprise and ISP networks.

  • Is the D-Link 40GBASE-LR4 suitable for data center networking?

    Yes. Data centers frequently use this module for spine-leaf connectivity and aggregation switching. Its long-distance capability allows reliable connections between racks, network zones, or buildings within large infrastructure environments.

  • Does the module support error correction for stable data transmission?

    Yes. Host forward error correction support helps maintain data integrity during high-speed transmission. This improves reliability across long fiber links and reduces packet loss in busy networking environments.

  • What is the power consumption of the D-Link 40GBASE-LR4 QSFP+ module?

    The module operates with low power consumption compared to many high-speed optical solutions. Efficient power usage helps reduce heat output and improves reliability in dense networking racks.

  • Can this module be used for enterprise campus backbone networks?

    Yes. Enterprise campus networks commonly deploy this module to connect core switches and distribution layers across buildings using single-mode fiber infrastructure.

  • How does the D-Link 40GBASE-LR4 compare to SR4 modules?

    LR4 modules support longer distances using single-mode fiber, often reaching kilometers of transmission. SR4 modules operate over shorter multimode fiber distances, typically within data center racks or rooms.

  • Is the D-Link 40GBASE-LR4 QSFP+ available in Bangladesh?

    Yes. The module is available at PCB Store Dhaka with nationwide delivery across Bangladesh. Businesses can contact PCB Store for the latest price in Bangladesh and product availability.

  • Does PCB Store provide warranty support for this optical module?

    Yes. PCB Store provides direct warranty handling, technical assistance, and after-sales service across Bangladesh. Customers receive support for installation issues, compatibility concerns, and warranty claims.

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