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Cisco

Cisco DWDM-SFP10G-31-90-40K | 10G SFP+ DWDM 10GBASE-ER, 1531.90 nm, 40 km SMF, LC duplex, DOM

SKU:DWDM-SFP10G-31-90-40K

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Description

Fixed-wavelength 10G DWDM SFP+ transceiver for 10GBASE-ER links up to 40 km over single-mode fiber. Operates at 1531.90 nm on the ITU-T DWDM grid, features LC duplex interface and DOM for real-time diagnostics, and is hot-swappable for rapid maintenance. Ideal for metro/backhaul transport when paired with a matching DWDM MUX/DEMUX and proper link budget planning.

Features

- 10GBASE-ER for long-reach 40 km over SMF
- DWDM fixed 1531.90 nm wavelength
- LC duplex interface
- DOM/DDM diagnostics for power and temperature
- Hot-swappable SFP+ form factor
- Ideal for metro transport and backhaul

Warranty

All products sold by XS Network Tech include a 12-month warranty on both new and used items. Our in-house technical team thoroughly tests used hardware prior to sale to ensure enterprise-grade reliability.

All technical data should be verified on the manufacturer data sheets.

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Technical Specifications

Technical Specifications

- Form factor: SFP+
- Data rate: 10.3125 Gb/s (10G)
- Optical standard: 10GBASE-ER
- Wavelength: 1531.90 nm (fixed DWDM C-band)
- DWDM grid: ITU-T G.694.1, 100 GHz spacing
- Fiber type: Single-mode (OS1/OS2, 9/125 µm)
- Connector: LC duplex (UPC)
- Max reach: up to 40 km (link budget dependent)
- Digital diagnostics: DOM/DDM supported
- Hot-swappable: Yes (MSA compliant)
- Typical applications: Metro DWDM, data center interconnect, backhaul

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