Description
D-Link DEM-431XT-DD 10GBase-SR SFP+ Transceiver with DDM – 80/300 m Fiber Module
The D-Link DEM-431XT-DD 10GBase-SR SFP+ Transceiver is designed for short-range, high-speed connections over multimode fiber. It supports distances of 80 m to 300 m depending on the fiber type and provides reliable 10 Gbps connectivity for data centers, enterprise networks, and campus backbones. With Digital Diagnostic Monitoring (DDM), you can monitor real-time performance parameters such as temperature, voltage, and optical power, ensuring stable network operation and easy troubleshooting.
Key Features
10GBase-SR Compatibility: Supports 10 Gbps short-range fiber connections.
DDM Support: Provides real-time diagnostics for optical performance.
SFP+ Form Factor: Hot-swappable module for easy deployment.
Distance Range: Up to 80–300 m over multimode fiber (MMF).
Reliable Performance: Stable, high-speed fiber connectivity for enterprise and campus networks.
Low Power Consumption: Efficient design reduces energy usage.
Broad Device Support: Compatible with 10G SFP+ ports on switches, routers, and servers.
Specifications – D-Link DEM-431XT-DD 10GBase-SR SFP+ Transceiver
Model: D-Link DEM-431XT-DD
Standard: IEEE 802.3ae 10GBase-SR
Form Factor: SFP+ (Small Form-Factor Pluggable Plus) for compact, hot-swappable installation
Data Rate: 10 Gbps full-duplex high-speed transmission
Wavelength: 850 nm for short-range multimode fiber connections
Maximum Distance: 80–300 m over standard OM3/OM4 multimode fiber, suitable for data centers and campus networks
Connector: Duplex LC connector for reliable fiber connections
DDM (Digital Diagnostic Monitoring): Supported – monitors real-time parameters such as optical output power, input power, temperature, voltage, and laser bias current
Operating Temperature: 0°C to 70°C (Commercial range) for stable operation in standard networking environments
Power Consumption: Typically low (<1W), energy-efficient design reduces operational costs
Compatibility: Works with SFP+ ports on switches, routers, and servers that support 10GBase-SR modules
Hot-Swappable: Can be inserted or removed without powering down the host device
Application: Ideal for short-distance high-speed links in enterprise networks, data centers, and campus backbone connections
Reliability: Tested for signal integrity and error-free transmission over specified distances
RoHS Compliant: Meets environmental standards for safe deployment
Why Choose D-Link DEM-431XT-DD 10GBase-SR SFP+ Transceiver?
Choose the D-Link DEM-431XT-DD if you need a fast, short-range fiber solution for your enterprise, data center, or campus network. First of all, it provides reliable 10 Gbps connectivity over multimode fiber for distances up to 300 m. Furthermore, the DDM feature allows real-time monitoring of optical performance, helping to ensure stable operation. In addition, its hot-swappable SFP+ design makes installation and replacement quick and hassle-free. Finally, with broad device compatibility and low power consumption, this transceiver delivers efficient and dependable fiber networking for everyday enterprise use.

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