D-Link DEM-311GT 1000BASE-SX Multi-Mode 550 LC SFP Transceiver

For reliable Gigabit multimode fiber links in security, surveillance, and enterprise networks, the D-Link DEM-311GT SFP transceiver delivers dependable performance and easy deployment. This 1000BASE-SX SFP module provides up to 1000 Mbps throughput over multimode fiber, using a duplex LC/UPC connector and supporting distances up to 550 m (1,804 ft), making it ideal for connecting switches, cameras, NVRs and other monitoring equipment across buildings or campus environments. The hot-pluggable mini-GBIC form factor simplifies maintenance and upgrades—replace or add transceivers without powering down sensitive security systems. Built for data networking and video applications, the DEM-311GT operates across typical industrial temperature ranges and integrates seamlessly with Gigabit Ethernet infrastructures. Choose this D-Link SFP module to reduce downtime, streamline installations, and ensure clear, high-bandwidth transmission for surveillance, access control, and monitoring deployments. Order the DEM-311GT today to upgrade your fiber links and strengthen network reliability.

• Reliable Gigabit fiber connectivity: Provides stable 1000 Mbps links to support high-bandwidth applications like IP surveillance and monitoring
• Plug-and-play hot-pluggable SFP: Swap or upgrade modules without downtime to keep critical security and networking systems online
• Multimode LC compatibility: Works with multimode fiber and standard LC connectors for easy integration into existing cabling
• Long reach for campus or building deployments: Supports typical short-range multimode spans up to 550 m (1,804 ft) for internal data and video transport
• Vendor-grade reliability: D-Link engineering with a 2-year limited warranty reduces maintenance overhead and improves uptime