Cisco

Cisco QSFP-40GE-LR4 | 40G QSFP+ | 40GBASE-LR4 | 1270/1290/1310/1330 nm | 10 km | Duplex LC | DOM

SKU:QSFP-40GE-LR4

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Description

40GBASE-LR4 QSFP+ transceiver for 10 km single‑mode links using four CWDM wavelengths (1270/1290/1310/1330 nm). Duplex LC interface and DOM for operational visibility. Ideal for long‑reach 40GbE backbone and aggregation.

Features

- 10 km 40GbE over SMF using CWDM lanes
- Convenient duplex LC connectivity
- DOM for real‑time optical monitoring
- Hot‑swappable for serviceability

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: QSFP+
- Data rate: 40 Gbps
- Optical standard: 40GBASE-LR4
- Wavelengths: 1270, 1290, 1310, 1330 nm (CWDM lanes)
- Reach: up to 10 km over single‑mode fiber (SMF)
- Connector: Duplex LC
- Digital diagnostics (DOM/DDM): Supported
- Hot‑swappable module

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