Cisco DWDM-SFP10G-31.12 10GBASE-DWDM 1531.12 nm SFP+ (100-GHz ITU grid)

Cisco DWDM-SFP10G-31.12 - the 10GBASE-DWDM SFP+ module tuned to 1531.12 nm on the 100-GHz ITU grid, designed for high-capacity optical networks that demand precision and reliability.

This compact transceiver delivers 10 gigabit per second data rates over standard single mode fiber while integrating seamlessly into Cisco's DWDM (Dense Wavelength Division Multiplexing) infrastructure. It supports the full range of ITU-T G.709 compliant services, enabling efficient channel packing and optimal spectral utilization for long-haul and metro networks.

Key Features

• Wavelength Accuracy: 1531.12 nm with tight tolerance to ensure minimal cross-talk in dense wavelength environments.
• High Power Efficiency: Low transmit power consumption reduces heat and allows tighter rack density.
• Compact Footprint: Small form factor fits into standard SFP+ slots, freeing valuable space on switches and routers.
• Robust Thermal Design: Operates reliably from -40 to 85 degrees Celsius, suitable for harsh deployment conditions.
• Easy Integration: Plug-and-play compatibility with Cisco DWDM platforms eliminates the need for additional configuration steps.

Technical Specifications

• Module Type: SFP+ (Small Form-factor Pluggable Plus)
• Interface: 10GBASE-DWDM, ITU grid 100 GHz spacing
• Wavelength: 1531.12 nm ± 0.05 nm
• Transmit Power: -4 dBm to +2 dBm (typical -2 dBm)
• Receiver Sensitivity: -14 dBm (typical)
• Operating Temperature: -40 to 85 degrees Celsius
• Connector: LC, standard single mode fiber
• Power Consumption: < 5 Watts
• Dimensions: 3.45 mm x 20.25 mm x 12.5 mm (typical)
• Weight: 2 grams

Applications

• Long-haul backbone networks where spectral efficiency and low latency are critical.
• Metro and regional data centers requiring high channel density on a single fiber trunk.
• Carrier aggregation in telecom environments that use ITU grid spacing for optimal resource allocation.
• Enterprise campus backbones needing reliable 10G connectivity with minimal footprint.
• Research and development labs testing DWDM performance at the edge of spectral limits.

With the Cisco DWDM-SFP10G-31.12, operators gain a dependable, high-performance transceiver that maximizes fiber utilization while simplifying network management. Its precision wavelength tuning and robust design make it an ideal choice for any deployment where reliability, efficiency, and scalability are paramount.