D-Link 10km 25GBASE-LR Single-Mode SFP28 Transceiver

Overview

The D-Link DEM-S2810LR is a 25GBASE-LR SFP28 transceiver designed to deliver 25 Gigabit Ethernet speeds over single-mode fiber. It supports fiber runs up to 10 kilometers using 9/125 µm single-mode cable, making it an excellent choice for extending high-bandwidth connections between buildings, data centers, or remote network points. Its hot-pluggable design allows for easy installation without interrupting network operations, ensuring seamless upgrades and expansions.

Key features

• Provides 25 Gigabit Ethernet connectivity for high-speed data transfer across long distances
• Supports single-mode fiber with a reach of up to 10 kilometers, ideal for enterprise and campus networks
• Hot pluggable module enables quick installation or replacement without powering down equipment
• Fully compliant with IEEE 802.3by, IEEE 802.3cc, and Multi-Source Agreement standards to ensure broad compatibility
• Operates at a 1310 nm wavelength to maintain a stable and reliable optical signal over extended fiber runs
• Compact SFP28 form factor fits easily into crowded switch racks, simplifying network upgrades
• Optimized for use with D-Link DMS 3130-30TS switches but compatible with other standards-based devices

Key specs

• Data rate: 25 Gigabit Ethernet
• Fiber type: Single-mode 9/125 µm
• Maximum reach: 10 kilometers
• Wavelength: 1310 nm
• Form factor: SFP28
• Standards compliance: IEEE 802.3by, IEEE 802.3cc, MSA

Connectivity and compatibility

This transceiver fits into any switch or router with an open SFP28 slot that supports 25GBASE-LR modules. Its adherence to industry standards ensures it works smoothly with a wide range of networking equipment beyond D-Link models. The single-mode fiber interface supports long-distance links, making it suitable for connecting distant network segments without signal degradation.

Ideal uses and environments

The DEM-S2810LR is well suited for enterprise backbones, campus networks, and disaster recovery setups where consistent high-speed connectivity is critical. It works effectively in environments requiring long-reach fiber connections, such as linking separate buildings or data halls. Network administrators looking to upgrade bandwidth without replacing existing switch chassis will find this transceiver a practical and cost-effective solution.