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Cisco

Cisco SFP-CWDM-1570-40 | Optics: 1G SFP, 1000BASE-EX, 1570 nm CWDM, 40 km SMF, LC duplex

SKU:SFP-CWDM-1570-40

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Description

Compact 1G CWDM SFP for SMF with fixed 1570 nm ITU-T CWDM channel. LC duplex interface and up to 40 km reach (EX). Hot-swappable, DOM/DDM-capable, and MSA-compliant for broad device interoperability. Ideal for campus distribution, CWDM MUX/DEMUX aggregation, and metro access links.

Features

- 1G CWDM SFP using the 1570 nm channel
- 40 km reach for metro/access and campus distribution
- LC duplex interface for straightforward deployment
- DOM/DDM diagnostics for proactive maintenance
- SFP MSA-compliance ensures broad compatibility
- Hot-swappable to minimize service interruption

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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FAQs

Technical Specifications

FAQs

Q: What wavelength does this module use?
A: 1570 nm on the ITU-T CWDM grid.

Q: Is it suitable for 40 km links?
A: Yes. It supports up to 40 km reach over SMF, subject to optical budget.

Q: Does it support hot-swapping?
A: Yes. It can be inserted or removed without powering down the host device.

Q: Can it operate with CWDM MUX/DEMUX equipment?
A: Yes. It is designed for passive CWDM systems using the 1570 nm channel.

Q: Does it include DOM/DDM?
A: Yes, for monitoring key optical and electrical parameters.

Technical Specifications

- Data rate: 1 Gbps (Gigabit Ethernet, 1.25 Gbps line rate)
- Form factor: SFP (MSA-compliant)
- Wavelength: 1570 nm CWDM (ITU-T G.694.2 grid)
- Optical reach: up to 40 km over 9/125 um SMF
- Optical interface: LC duplex
- Fiber type: Single-Mode Fiber (SMF)
- Digital diagnostics: DOM/DDM supported
- Hot-swappable: Yes
- Base standard: 1000BASE-EX (IEEE 802.3z compatible)
- Operating temperature: 0°C to 70°C (commercial)
- Compliance: RoHS, Class 1 laser

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