D-Link DEM-QX10Q-LR4 – 40GBASE-LR4 QSFP+ Single-Mode Transceiver
The 40GBASE-LR4 QSFP+ Single-Mode Transceiver is a high-speed networking device designed for enterprise environments. This device features a quad small form-factor pluggable (QSFP+) interface, supporting 40GBASE-LR4 Ethernet standards. It operates over single-mode fiber optic cables, enabling long-distance data transmission with minimal signal degradation. The transceiver’s architecture is optimized for high-density, high-bandwidth applications, making it an ideal solution for data centers, cloud computing, and high-performance computing (HPC) environments.
In these environments, the transceiver’s ability to support multiple 10GBASE-LR lanes over a single fiber pair is particularly valuable. This feature enables the aggregation of multiple 10GbE connections, simplifying network infrastructure and reducing the number of fiber strands required. The transceiver’s single-mode operation also ensures that it can be used in a variety of applications, from short-range data center interconnects to long-haul metropolitan area networks.
The 40GBASE-LR4 QSFP+ Single-Mode Transceiver is designed to meet the demanding requirements of modern enterprise networks. Its high-speed, low-latency performance makes it an essential component for applications that require fast and reliable data transfer, such as virtualized environments, cloud storage, and big data analytics.
Technical Specifications
| Brand | D-Link |
| SKU | DEM-QX10Q-LR4 |
| Category | Computers |
| Data Rate | 40 Gbps |
| Form Factor | QSFP+ |
| Fiber Type | Single-Mode |
| Distance | Long-Range |
| View all D-Link Products → | |
Challenges Solved by this Solution
Enterprise networks often struggle with bottlenecked deployment workflows, infrastructure scalability limits, and security compliance gaps. The 40GBASE-LR4 QSFP+ Single-Mode Transceiver helps to address these challenges by providing a high-speed, reliable, and secure connectivity solution. By aggregating multiple 10GbE connections over a single fiber pair, this device simplifies network infrastructure and reduces the number of fiber strands required. This, in turn, enables faster deployment, improved scalability, and enhanced security. The transceiver’s high-speed performance also supports the growing demands of virtualized environments, cloud storage, and big data analytics, helping to mitigate risk and reduce IT overhead.
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Frequently Asked Questions
What is the maximum data rate supported by this transceiver?
The 40GBASE-LR4 QSFP+ Single-Mode Transceiver supports a maximum data rate of 40 Gbps.
Can this transceiver be used in short-range data center interconnects?
Yes, the transceiver’s single-mode operation enables it to be used in a variety of applications, including short-range data center interconnects.
How does this transceiver simplify network infrastructure?
The transceiver’s ability to aggregate multiple 10GbE connections over a single fiber pair simplifies network infrastructure and reduces the number of fiber strands required.
What kind of support can I expect for installation and deployment?
The TECHOM Systems Sales team can provide assistance with installation, deployment, and any other technical support requirements.
Can I get help with designing and optimizing my network infrastructure?
Yes, the Sales Team can provide consulting services to help design and optimize your network infrastructure for optimal performance and efficiency.


Ready to Deploy D-Link 40gbase-lr4 Qsfp+ Single-mode Transceiv (DEM-QX10Q-LR4)?
Product Ref: TOS-1626256 • Get enterprise pricing, volume discounts, and Australian support.

























