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Network card installed easily and delivered stable Fast Ethernet connectivity.
DFE-520TX
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D-Link 1 100M electrical port, PCI v2.3, support remote wake...
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DFE-520TX
- Description:
- D-Link 1 100M electrical port, PCI v2.3, support remote wake-up function, with small baffle
- Rating:
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- Brand:
- D-Link
- GTIN:
- 780305596346
- Condition:
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DFE-520TX Overview
DFE-520TX is a high-performance Ethernet module engineered to deliver reliable connectivity at speeds of up to 10Gbps. Built with an SFP+ connector, this network card is compatible with leading routers, switches, and servers, ensuring seamless integration into data center and enterprise environments.
Designed with a modular PCIe form factor, the DFE-520TX supports industry-standard TCP/IP protocols and features robust capabilities such as auto-negotiation, Wake-on-LAN, Jumbo Frames, and QoS. It is ideally suited for upgrading server network interfaces and expanding data center capacity while maintaining efficient, high-speed network communications.
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DFE-520TX Specifications
- Product Type
- Network Module / Network Card
- Module Type
- Ethernet
- Data Rate
- 10G
- Connector Type
- SFP+
- Supported Protocols
- TCP/IP
- Form Factor
- PCIe
- Operating Temperature
- 0 to 70°C
- Storage Temperature
- -40 to 85°C
- Input Voltage
- 3.3V
- Compatibility
- Cisco / Juniper / Arista / Dell / HP
- Max Speed
- 10Gbps
- Supported Features
- Auto-negotiation / Wake-on-LAN / Jumbo Frames / QoS
- Power Consumption
- 15W
- Interface Ports
- Ethernet
- Expansion Slots
- N/A
- Product Name
- DFE-520TX Network Card
- Height
- 0.87 inches
- Width
- 3.4 inches
- Depth
- 4.5 inches
- Weight
- 1.2 lbs
DFE-520TX Use Case
Remote Server Power Management in Data Centers with DFE-520TX-D-Link 100M NIC
In enterprise data centers equipped with blade and rack servers, the DFE-520TX-D-Link 1 100M electrical port PCI v2.3 adapter with small baffle enables IT teams to remotely wake up idle servers for off-peak maintenance and patching. This ensures 24/7 availability, cuts on-site footprint, and delivers up to 15% energy cost savings by powering down unused assets between workloads.
Industrial Automation Network Integration Using DFE-520TX-D-Link Low-Profile PCI NIC
Manufacturing plants running legacy PCs on compact factory floors use the DFE-520TX-D-Link 100M electrical port PCI v2.3 card with a small baffle to integrate programmable logic controllers (PLCs) into the corporate LAN. With remote wake-up support, maintenance teams trigger real-time diagnostics and firmware updates during planned windows, reducing unplanned downtime by 30% and boosting production line reliability.
Retail POS Reliability and Remote Maintenance with DFE-520TX-D-Link 100M Network Card
Retail chains deploying slim point-of-sale terminals install the DFE-520TX-D-Link 1 100M electrical port PCI v2.3 NIC (small baffle) to maintain network connectivity and enable after-hours remote wake-up for nightly data sync and software patches. This setup cuts help-desk tickets by 40%, ensures uninterrupted transactions, and enhances the customer checkout experience across multiple locations.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| DFE-520TX |  DGE-560T |  DGE-528T | |
|---|---|---|---|
| Product Type | Network Module / Network Card | Network Card | Network Module / Network Card |
| Module Type | Ethernet | Ethernet | Ethernet |
| Data Rate | 10G | 1Gbps | 1Gbps |
| Connector Type | SFP+ | RJ-45 | RJ-45 |
| Supported Protocols | TCP/IP | TCP/IP / UDP | TCP/IP |
| Form Factor | PCIe | PCIe | PCIe |
| Operating Temperature | 0 to 70°C | 0 to 70°C | 0 to 70°C |
| Storage Temperature | -40 to 85°C | -40 to 85°C | -40 to 85°C |
| Input Voltage | 3.3V | 3.3V | 3.3V |
| Compatibility | Cisco / Juniper / Arista / Dell / HP | Routers / Switches / Servers | Cisco / Juniper / Arista / Dell / HP |
| Max Speed | 10Gbps | 1Gbps | 1Gbps |
| Supported Features | Auto-negotiation / Wake-on-LAN / Jumbo Frames / QoS | Auto-negotiation / Wake-on-LAN / Jumbo Frames / QoS | Auto-negotiation / Wake-on-LAN / Jumbo Frames / QoS |
| Power Consumption | 15W | 7.5W | 3.5W |
| Interface Ports | Ethernet | Ethernet | Ethernet |
| Expansion Slots | N/A | N/A | N/A |
| Product Name | DFE-520TX Network Card | DGE-560T Gigabit Ethernet Network Card | DGE-528T Gigabit Ethernet Card |
| Height | 0.87 inches | 1.5 inches | N/A |
| Width | 3.4 inches | 3.0 inches | N/A |
| Depth | 4.5 inches | 0.5 inches | N/A |
| Weight | 1.2 lbs | 0.25 lbs | N/A |
Reviews & Ratings
M
Mahnoor Ali
4
Worked immediately after installation. No driver issues.
T
Trevor Collins
5
Reliable card for legacy systems.
I
Imad Siddiqui
5
Consistent performance for workstation use.
K
Keith Morgan
4
Simple and dependable PCI adapter.
Questions & Answers
What is the D-Link DFE-520TX network adapter?
The DFE-520TX is a PCI v2.3 10/100Mbps Ethernet adapter with a single RJ-45 port, low-profile bracket, and Wake-on-LAN support.
Which operating systems are compatible with the DFE-520TX?
The DFE-520TX supports Windows 7/8/10, Windows Server 2008/2012, Linux kernels 2.6 and above, and most Unix variants with standard PCI drivers.
Does the DFE-520TX support Wake-on-LAN (remote wake-up)?
Yes. The DFE-520TX fully supports Wake-on-LAN for powering on or waking up PCs from sleep or shutdown remotely.
What interface does the DFE-520TX use?
The DFE-520TX uses a 32-bit PCI v2.3 interface for reliable connectivity in desktop and entry-level server systems.
What network speeds does the DFE-520TX support?
It supports 10/100Mbps half- and full-duplex speeds with auto-negotiation for optimal performance.
Is a low-profile (small baffle) bracket included?
Yes. The DFE-520TX includes both standard and low-profile brackets for installation in full-size and slim chassis.
How do I install the DFE-520TX Ethernet card?
Power off your PC, insert the card into an available PCI slot, secure the bracket, power on, and install the provided driver.
How can I update the DFE-520TX drivers?
Download the latest drivers from D-Link’s official support site and follow the on-screen instructions to install them.
Which Ethernet cable should I use with the DFE-520TX?
Use a Cat5, Cat5e, or Cat6 UTP cable with an RJ-45 connector to achieve reliable 10/100Mbps connectivity.
What LED indicators are available on the DFE-520TX?
A dual-color LED shows link status (green) and network activity (blinking green/amber).
Can the DFE-520TX be used in a server environment?
Yes. Its PCI v2.3 compatibility and 100Mbps throughput make it suitable for entry-level server installations.
What are the physical dimensions of the DFE-520TX card?
The adapter measures 120 mm × 64 mm and fits both standard and low-profile PCI slots.
Does the DFE-520TX support advanced VLAN tagging?
No. The DFE-520TX provides basic Ethernet connectivity without built-in VLAN tagging features.
What are the power requirements for the DFE-520TX?
It draws a maximum of 250 mA at +5 V DC from the PCI bus, in compliance with PCI v2.3 specifications.
Is the DFE-520TX Plug and Play?
Yes. The adapter is automatically detected and configured by most modern operating systems upon installation.
What warranty does the DFE-520TX include?
D-Link provides a limited lifetime warranty on the DFE-520TX against manufacturing defects.
How energy efficient is the DFE-520TX?
The DFE-520TX complies with IEEE 802.3az Energy Efficient Ethernet standards to reduce power consumption during low data activity.