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1000BASE-LX Single-mode Fiber SFP Transceiver



• IEEE:  1000BASE-LX
• Speed:  1000 Mbps Ethernet
• Media type:  Single-mode fiber
• Wavelength:  1310nm
• Form factor:  SFP
• Optical connector:  Duplex LC

D-Link’s new line of Gigabit Interface Converters (GBICs) and Small Form-Factor Pluggables (SFPs) transceivers represent an industry leading combination of performance and affordability. D-Link’s new Gigabit transceivers are available in two form-factors: standard (GBIC) or (SFP)/mini-GBIC.

The DEM-310GT is a high performance 1310nm multimode/Singlemode SFP (mini-GBIC) transceiver. Supporting full duplex, Gigabit speeds on multimode/Singlemode fiber for distances of up to 550m/550m/10km on 62.5µm/50µm/9µm respectively. The unit features a metal housing to reduce EMI and to increase durability. The DEM-310GT is hot pluggable and is backed by a standard 2-year product warranty and free technical support.

* Third-Party Devices Must Comply With specified Supported Industry-Standard Specifications

Product/Performance Specifications

Optical Receiver Sensitivity     

  • -20dBm (max)

Interface Options

Connector Type     

  • LC

Operational Ranges

Support Voltage 

  • 3.1-3.5V

Max Voltage    

  • 6.0V

Max Current    

  • 300mA

Safety Certifications and Environmental Information

Class 1 Laser     

  • EN 60825-1

FDA 21

  • 1040.10 & 1040.11

Physical Specifications

Dimensions (WxDxH) 

  • 1.19 x .47 x 2.25in (3.02x 1.19 x 5.71cm)

Warranty and Support Information


  • 2 Year Warranty


  • Free Technical Support

Ordering Information


  • 1000BASE-LX SFP Up to 10km


  • 1000BASE-SX SFP Up to 220/550m

• IEEE:  1000BASE-LX
• Speed:  1000 Mbps Ethernet
• Media type:  Single-mode fiber
• Wavelength:  1310nm
• Form factor:  SFP
• Optical connector:  Duplex LC

How to get the

Contact Details

D-Link US
17595 Mt Herrmann St
Fountain Valley
CA 92708

General Inquiries:


Technical Support: