• Cisco DWDM-SFP-4294 1G/2G SFP transceiver module with blue accents
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Cisco

Cisco DWDM-SFP-4294 | 1G/2G SFP | 1000BASE-DWDM / 2G FC | 1542.94 nm | 100 GHz ITU grid | up to 80 km SMF | LC duplex

DWDM-SFP-4294

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Description

DWDM SFP module centered at 1542.94 nm on the ITU 100 GHz grid for high-density wavelength services over single-mode fiber. Designed for 1G DWDM Gigabit Ethernet and, when supported by the host, 2G Fibre Channel applications.

Features

- Precise 1542.94 nm wavelength for DWDM deployments
- 100 GHz ITU grid for dense channel stacking
- Supports 1G GE and host-dependent 2G FC
- LC duplex, SMF, hot-swappable SFP
- DOM/DDM monitoring enhances troubleshooting
- 80 km typical optical reach capability

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

FAQs

Technical Specifications

- Data rate: 1 Gbps GE; platform-dependent support for 2G Fibre Channel
- Form factor: SFP (MSA-compliant)
- Wavelength: 1542.94 nm (DWDM C-band)
- Grid spacing: 100 GHz ITU-T
- Fiber: Single-mode (G.652)
- Connector: LC duplex
- Typical reach: up to 80 km (subject to link loss)
- Digital diagnostics (DOM/DDM) capability
- Hot-swappable design

FAQs

Q: Which DWDM channel plan does this use?
A: ITU-T 100 GHz C-band, tuned to the 1542.94 nm wavelength.

Q: Is amplification required?
A: Not for many metro spans; however, EDFAs may be needed for longer links or higher insertion loss paths.

Q: What type of fiber and connector are required?
A: Single-mode fiber with LC duplex connectors.

Q: Can I mix with other vendors’ DWDM gear?
A: Yes, provided the ITU channel, link budget, and optical specs match.

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