Dlink DEM-310GT 1-port SFP LX SM Fiber Transceiver
The D-Link DEM-310GT is a high-performance 1000BASE-LX SFP (Mini-GBIC) transceiver designed for Gigabit Ethernet fiber connectivity over single-mode fiber (SMF). Operating at a 1310 nm wavelength, it provides reliable data transmission over distances of up to 10 kilometers using standard 9 µm single-mode fiber, making it ideal for enterprise backbones, metro access networks, and long-distance switch uplinks.
This module fully complies with the IEEE 802.3z 1000BASE-LX standard and the SFP Multi-Source Agreement (MSA), ensuring seamless interoperability with all compatible SFP slots from major networking vendors. With a robust metal housing for reduced electromagnetic interference (EMI), hot-pluggable design, and low power consumption, the DEM-310GT is built for high reliability and performance in mission-critical environments.
Key Features
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Gigabit Fiber Connectivity (1000BASE-LX)
Delivers stable, long-range fiber communication up to 10 km on single-mode fiber. -
1310 nm Wavelength Laser
Optimized for efficient optical transmission with minimal attenuation. -
Duplex LC Interface
Ensures secure, high-quality connections and simplified cable management. -
Full-Duplex Operation
Enables simultaneous two-way data transmission for optimal bandwidth usage. -
802.3x Flow Control Support
Provides reliable link performance and prevents data loss under heavy traffic. -
Metal Housing for EMI Protection
Reduces signal interference and enhances durability. -
Hot-Pluggable Design
Allows easy installation or replacement without interrupting switch operation. -
Low Power Consumption & RoHS Compliant
Energy-efficient and environmentally safe design.
Specifications
| Feature | Specification |
|---|---|
| Model | D-Link DEM-310GT |
| Type | SFP (Mini-GBIC) Transceiver |
| Data Rate | 1.25 Gbps (1000BASE-LX) |
| Wavelength | 1310 nm |
| Connector Type | Duplex LC |
| Fiber Type | Single-Mode Fiber (9 µm) |
| Maximum Distance | Up to 10 km |
| Operation Mode | Full Duplex |
| Flow Control | IEEE 802.3x supported |
| Power Supply Voltage | 3.3 V |
| Power Budget | 10.5 dB |
| Signal Detection | TTL level indicator |
| Hot-Pluggable | Yes |
| EMI Shielding | Metal enclosure |
| Laser Class | Class 1 (EN60825-1 compliant) |
| Operating Temperature | 0°C to 70°C |
| Storage Temperature | -40°C to 85°C |
| Compliance Standards | IEEE 802.3z, MSA, RoHS |
| Warranty | 2 Years |
What’s in the Box
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1 × D-Link DEM-310GT 1-Port SFP LX SM Fiber Transceiver
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Quick Installation Guide
Why Choose D-Link DEM-310GT
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Reliable long-distance Gigabit Ethernet connectivity up to 10 km.
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Superior optical performance with 1310 nm laser for stable data transmission.
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Compact and hot-swappable—perfect for network upgrades and expansions.
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Compatible with all standard SFP slots on D-Link and third-party switches.
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Robust metal construction ensures EMI resistance and long operational life.
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