D-Link 10GBase-SR SFP+ Transceiver, DDM, 80/300m (DEM-431XT-DD)

The D-Link 10GBase-SR SFP+ Transceiver (DEM-431XT-DD) is a high-performance, short-range optical module designed for 10 Gigabit Ethernet networks over multimode fiber. Ideal for data centers, enterprise wiring closets, and service provider environments, this transceiver offers reliable full-duplex 10Gbps connectivity with support for Digital Diagnostics Monitoring (DDM), allowing real-time monitoring of critical parameters such as temperature, transmit and receive power, voltage, and bias current. Hot-pluggable and MSA-compliant, it ensures easy installation and high port density while maintaining low power consumption.

Product Features

High-Speed 10Gbps Connectivity

Supports full-duplex 10 Gigabit Ethernet over multimode fiber, enabling fast and reliable data transmission for enterprise and data center networks.

Multimode Fiber Support

Compatible with both 50/125 µm and 62.5/125 µm multimode fiber, providing flexible deployment options for various network setups.

Digital Diagnostics Monitoring (DDM)

Includes real-time monitoring of optical and electrical parameters, such as transmit and receive power, temperature, bias current, and voltage, for efficient network management.

Hot-Pluggable Design

Allows seamless insertion and removal without powering down the system, reducing downtime and simplifying maintenance.

Standards Compliance

Fully compliant with IEEE 802.3ae, 10GBASE-SR, and MSA specifications, ensuring interoperability with a wide range of networking devices.

Compact SFP+ Form Factor

Supports high-density network installations while minimizing space usage and power consumption.

Product Specifications

• Form factor: SFP+ (Small Form-factor Pluggable Plus)
• Wavelength: 850 nm
• Fiber type: Multimode fiber (50/125 µm or 62.5/125 µm)
• Maximum distance: 62.5 µm OM1: 33 m, 50 µm OM2: 82 m, 50 µm OM3: 300 m
• Connector type: Duplex LC
• TX optical power: -5 to -1 dBm
• RX optical power: -11.1 to 0.5 dBm
• Sensitivity: -6.5 dBm
• Power budget: 6.1 – 10.1 dB
• Power supply: 3.3 V
• Maximum input current: 250 mA
• Heat generation: 2.9 kJ/h
• Operating temperature: 0 to 70 °C
• Storage temperature: -40 to 85 °C
• Operating humidity: 0 to 85%
• Storage humidity: 0 to 85%
• Dimensions: 14.8 × 56.5 × 11.85 mm
• Weight: 22 g
• Certifications: CE, FCC Class A, ICES-003, VCCI Class A, C-Tick, BSMI
• Safety approvals: CSA, TUV, CDRH