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Connor Bailey
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Single mode SFP module provides stable long distance gigabit links.
DEM-310GT
D-Link Gigabit SFP optical module, single mode, 10 km, wavel...
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Name:
DEM-310GT
- Description:
- D-Link Gigabit SFP optical module, single mode, 10 km, wavelength 1310nm, LC connector
- Rating:
Added to cart 28 times recently
- Availability:
In stock - Ready to Ship
- Brand:
- D-Link
- GTIN:
- 88442593182
- Condition:
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DEM-310GT Overview
DEM-310GT is a high-performance, stackable Ethernet switch featuring a robust architecture optimized for scalability and efficient network management. It offers flexible power options via a standard AC power supply and provides an array of Ethernet ports designed for reliable connectivity and seamless network expansion.
DEM-310GT delivers advanced switching performance with dedicated hardware acceleration and stacking capabilities that support diverse deployment scenarios such as enterprise edge, branch connectivity, and high-demand applications. Its design ensures optimal throughput and simplified management, making it ideal for mission-critical network environments.
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DEM-310GT Specifications
- Product Type
- Switch
- Power Source
- AC Power Supply
- Layer Supported
- Layer 2
- Form Factor
- Rack-mount
- Power Consumption
- N/A
- Number of Ethernet Ports
- 24–48 Ports
- Number of Downlink Ports
- 24 Ports
- Manageable
- Managed
- Ethernet Technology
- 10/100/1000
- Media Type Supported
- Twisted Pair
- Redundant Power Supply Supported
- No
- Manufacturer Part Number
- DEM-310GT
- Uplink Configuration
- 10G
- IOS
- LAN Lite
- POE Support
- POE+
- SFP Ports
- 4 SFP Ports
- Memory
- 256 MB
- Rack Units
- 1 RU
- Interface Ports
- 10/100/1000
- Port/Expansion Slot Details
- 24 RJ45 Ethernet ports, 4 SFP uplink ports
- Flash Memory
- 64 MB
- Switching Capacity
- 128 Gbps
- Switching Capacity with Stacking
- 256 Gbps
- Product Name
- DEM-310GT Gigabit Managed Switch
- Height
- 1.75 inches
- Width
- 17.5 inches
- Depth
- 11 inches
- Weight
- 12 lbs
DEM-310GT Use Case
Data Center Interconnect Over 10 km Single-Mode Fiber with DEM-310GT-D-Link
In a global enterprise IT environment, the DEM-310GT-D-Link Gigabit SFP optical module (single mode, 10 km, 1310 nm, LC connector) links primary and secondary data centers 8 km apart. Deployed in top-of-rack D-Link switches, it delivers 1 Gbps low-latency connectivity for real-time replication, disaster recovery and seamless failover. Benefit: secure, high-throughput DCI with industry-grade reliability and minimal downtime, ensuring business continuity and regulatory compliance.
Campus Network Backbone Extension Using DEM-310GT-D-Link Gigabit SFP
A university IT department extends its multi-building campus network over 6 km of single-mode fiber using the DEM-310GT-D-Link Gigabit SFP optical module (1310 nm, LC connector). Installed in core and distribution switches, it provides stable 1 Gbps links between administrative offices, research labs and dormitories. Benefit: scalable high-speed backbone with reduced network congestion, future-proof capacity and simplified fiber management for seamless digital learning and research collaboration.
Carrier Ethernet Uplink for Metro Aggregation with DEM-310GT-D-Link
A regional telecom provider deploys the DEM-310GT-D-Link Gigabit SFP module (single mode, 10 km, 1310 nm, LC connector) to connect metro aggregation switches across 9 km of fiber. Integrated into D-Link L2/L3 switches at Points-of-Presence (POPs), it delivers dedicated 1 Gbps uplinks to core networks. Benefit: cost-effective Carrier Ethernet service with 99.99% SLA, low-latency performance and easy plug-and-play installation, accelerating revenue from business broadband offerings.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
 DEM-310GT |  DEM-CB300S |  DEM-CB100S | |
|---|---|---|---|
| Depth | 11 inches | 10 inches | 14.5 inches |
| Ethernet Technology | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| Flash Memory | 64 MB | 64 MB | 32 MB |
| Form Factor | Rack-mount | Rack-mount | Rack-mount |
| Height | 1.75 inches | 1.75 inches | 1.75 inches |
| IOS | LAN Lite | LAN Base | LAN Lite |
| Interface Ports | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| Layer Supported | Layer 2 | Layer 2 | Layer 2 |
| Manageable | Managed | Managed | Managed |
| Manufacturer Part Number | DEM-310GT | DEM-CB300S | DEM-CB100S |
| Media Type Supported | Twisted Pair | Combo | Twisted Pair |
| Memory | 256 MB | 256 MB | 128 MB |
| Number of Downlink Ports | 24 Ports | 24 Ports | 24 Ports |
| Number of Ethernet Ports | 24–48 Ports | 24–48 Ports | 24–48 Ports |
| POE Support | POE+ | POE+ | Non POE |
| Port/Expansion Slot Details | 24 RJ45 Ethernet ports, 4 SFP uplink ports | N/A | 24 fixed Ethernet ports with 4 SFP uplink slots |
| Power Consumption | N/A | N/A | 50 W |
| Power Source | AC Power Supply | AC Power Supply | AC Power Supply |
| Product Name | DEM-310GT Gigabit Managed Switch | DEM-CB300S Access Switch | DEM-CB100S Business Switch |
| Product Type | Switch | Switch | Switch |
| Rack Units | 1 RU | 1 RU | 1 RU |
| Redundant Power Supply Supported | No | No | No |
| SFP Ports | 4 SFP Ports | 4 SFP Ports | 4 SFP Ports |
| Switching Capacity | 128 Gbps | 56 Gbps | 52 Gbps |
| Switching Capacity with Stacking | 256 Gbps | 112 Gbps | 104 Gbps |
| Uplink Configuration | 10G | 1G | 1G |
| Weight | 12 lbs | 8 lbs | 8 lbs |
| Width | 17.5 inches | 19 inches | 17.5 inches |
Reviews & Ratings
A
Arooj Fatima
4
Plugged in and worked immediately. Reliable optics.
F
Felix Turner
5
Consistent signal quality over fiber.
Z
Zain Rauf
3
No compatibility issues with our switches.
H
Henry Dawson
4
Solid SFP for enterprise uplinks.
Questions & Answers
What is the DEM-310GT SFP optical module?
The DEM-310GT is a D-Link Gigabit Small Form-Factor Pluggable (SFP) single-mode fiber transceiver supporting 1 Gbps, 10 km range, 1310 nm wavelength, and LC connector.
Which devices are compatible with the DEM-310GT module?
The DEM-310GT works with any network switch or router featuring a standard SFP port and hot-swap capability, including D-Link, Cisco, HP, Juniper, and Allied Telesis equipment.
How do I install the DEM-310GT optical module?
To install, power off your SFP port or device, slide the DEM-310GT into the SFP slot until it clicks, reconnect fiber cables to the LC ports, and power on the device.
What is the maximum transmission distance of the DEM-310GT?
The DEM-310GT supports single-mode fiber links up to 10 kilometers at full Gigabit throughput over a 9/125 µm fiber.