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Cisco

Cisco QSFP-100G-SM-SR | 100G QSFP28 | CWDM4 Lite | 1271-1331nm | 2km SMF | LC duplex

SKU:QSFP-100G-SM-SR

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Description

Duplex single‑mode 100G CWDM4 Lite QSFP28 module for 2km campus or data center interconnects over OS2 with LC duplex. Balanced performance and reach with simplified cabling.

Features

- 100G duplex SMF up to 2km for campus and DCI edge links
- LC interface simplifies patching and cable management
- Low power QSFP28 design
- Standards-based CWDM4 (Lite) for interoperability
- Integrated DOM/DDM for proactive monitoring

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 fiber type and connector are required?
A: Use OS2 single‑mode fiber terminated with LC duplex connectors.

Q: How does CWDM4 Lite compare to LR4?
A: CWDM4 Lite supports up to 2km, while LR4 typically supports up to 10km; CWDM4 Lite offers lower cost and power for shorter SMF links.

Q: Is it compatible with standard CWDM4 optics from other vendors?
A: Yes, it follows the CWDM4 MSA for broad interoperability when link budgets and specifications match.

Q: Does it support DOM/DDM monitoring?
A: Yes, it provides real-time diagnostics for optical power, temperature, and voltage.

Q: Can I use this for 4x25G breakout?
A: No, CWDM4 is intended for 100G duplex operation, not parallel breakout.

Technical Specifications

- Form factor: QSFP28
- Port speed: 100 Gigabit Ethernet
- Optical standard: 100GBASE-CWDM4 (Lite)
- Wavelengths: 1271/1291/1311/1331nm
- Connector: LC duplex
- Fiber type: Single-mode (OS2)
- Reach: up to 2km
- Digital diagnostics (DDM/DOM): Supported
- MSA compliance: Yes
- Typical power consumption: <= 3.5W
- Operating temperature: 10 to 60°C

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