Cisco

Cisco ONS-QSFP28-LR4 | QSFP28 100G LR4, 1310nm CWDM, 10km, LC duplex

SKU:ONS-QSFP28-LR4

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Description

100GbE QSFP28 LR4 optical transceiver delivering up to 10 km reach over single‑mode fiber via LC duplex. Uses four 1310 nm CWDM lanes to provide standards‑based interoperability, with DOM support and hot‑swap serviceability for streamlined operations.

Features

- Standards‑based 100GBASE‑LR4 for broad ecosystem compatibility
- 10 km reach over single‑mode fiber
- LC duplex interface for easy deployment
- Digital diagnostics for proactive monitoring
- Hot‑swappable for minimal downtime

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 is the maximum reach?
A: Up to 10 km over OS2 single‑mode fiber.

Q: Is FEC required?
A: FEC is not required for standard LR4 links but can improve margins on challenging paths.

Q: What connector type does it use?
A: LC duplex.

Q: Does it support DOM?
A: Yes, digital optical monitoring is supported.

Q: Is it interoperable with other LR4 optics?
A: It follows 100GBASE‑LR4 specifications; interoperability depends on standards compliance and host coding.

Technical Specifications

- Form factor: QSFP28
- Data rate: 100GbE
- Optical standard: 100GBASE-LR4 (IEEE 802.3bm)
- Wavelengths: 4x 1310 nm CWDM lanes
- Reach: up to 10 km over OS2 single‑mode fiber
- Connector: LC duplex
- Fiber type: Single‑mode (OS2)
- Digital diagnostics (DOM/DDM): supported
- Hot‑swappable for serviceable operation
- FEC: not required for standard LR4 reach; may improve link margin

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