D-Link DEM-310GT 1-Port SFP LX SM Fiber Transceiver – 1000Base-LX 10km Gigabit Single-Mode SFP
The D-Link DEM-310GT 1-Port SFP LX SM Fiber Transceiver is a hot-pluggable SFP transceiver designed for long-range Gigabit Ethernet over single-mode fiber (SMF). Operating at 1310nm, it supports full duplex transmission up to 10 kilometers, making it perfect for data centers, metro fiber deployments, and campus networks.
Engineered with a metal enclosure to reduce EMI and increase durability, the DEM-310GT offers stable, long-distance fiber connectivity and seamless integration into D-Link and third-party compliant devices.
Key Features – DEM-310GT SFP Fiber Transceiver
- SFP Port Type: 1000Base-LX (IEEE 802.3z)
- Connector Type: LC Duplex
- Fiber Type: 9μm Single Mode Fiber (SMF)
- Wavelength: 1310 nm
- Transmission Distance: Up to 10 km
- Data Rate: 1.25 Gbps full duplex
- Power Supply: 3.3V
- Power Budget: 10.5 dB
- Flow Control: IEEE 802.3x compliant
- Signal Detection: TTL-based signal detect indicator
- Hot Pluggable: Yes – no need to power off devices during installation
- Build: Durable metal housing for enhanced EMI shielding
- Compliance: EN60825-1 (Class 1 Laser Product)
Technical Specifications
| Feature | Specification |
|---|---|
| Product Code | DEM-310GT |
| Form Factor | SFP (mini-GBIC) |
| Standard | IEEE 802.3z 1000Base-LX |
| Connector Type | LC Duplex |
| Wavelength | 1310 nm |
| Fiber Type | 9μm Single-Mode |
| Distance | Up to 10 km |
| Data Transfer Rate | 1.25 Gbps Full Duplex |
| Power Supply | 3.3V |
| Power Budget | 10.5 dB |
| Hot Pluggable | Yes |
| EMI Shielding | Yes – metal housing |
| Signal Detection | TTL |
| Compliance | EN60825-1 Laser Class 1 |
| Warranty | 2-Year D-Link Warranty |
Use Cases in Kenya
- Enterprise Core Switch Fiber Uplinks
- Campus LAN Interconnections
- Metro-E and WISP Networks
- Fiber to the Building (FTTB) or Office (FTTO)
- Compatible with D-Link Switches and SFP-Ready Routers
FAQs – D-Link DEM-310GT 1000Base-LX SFP
Q: Is the DEM-310GT compatible with other brands?
✅ Yes, it works with any industry-standard compliant device that supports 1000Base-LX SFPs.
Q: Can I use this for multimode fiber?
🚫 No. This module is designed for single-mode fiber (SMF) only.
Q: Is this module hot-swappable?
✅ Absolutely. It can be inserted/removed without powering down the host device.
Q: What is the maximum transmission distance?
✅ Up to 10 kilometers on 9μm single-mode fiber.
Also Check
- D-Link DGS-1210 Series Managed Switches with SFP Uplinks
- Ubiquiti UFiber 10G and 1G SFP Modules
- 305M D-Link Cat 6E UTP Cable for Structured Cabling
🛒 Buy D-Link DEM-310GT in Kenya – Almiria Techstore
Get the D-Link DEM-310GT 1-Port SFP LX SM Fiber Transceiver today at the best price in Kenya from Almiria Techstore. Ideal for professional-grade fiber uplinks in corporate and ISP networks.
📞 Call/WhatsApp: 0700449778
🛒 Shop Online: www.almiriatechstore.co.ke











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