• Cisco NCS1K4-1.2T-LW-K9 silver server rack with 100G QSFP28 and DWDM L-band components
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Cisco

Cisco NCS1K4-1.2T-LW-K9 | 12x QSFP28 100G client | 2x DWDM trunks L‑band | 1.2 Tbps coherent transport | optics: QSFP28 100GBASE (SR4/LR4/CWDM4), trunks L‑band DWDM (reach optic‑dependent)

NCS1K4-1.2T-LW-K9

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Description

L‑band optical transport card for the NCS 1004 platform featuring 12x 100G QSFP28 client interfaces and 2x coherent DWDM L‑band trunks, enabling up to 1.2 Tbps capacity and expanded spectrum utilization alongside C‑band networks.

Features

- L‑band coherent DWDM for expanded spectral capacity
- 12x 100G client ports for high‑density aggregation
- Up to 1.2 Tbps per card to scale core transport
- Engineered for DCI and long‑haul with L‑band ROADM support
- Flexible QSFP28 client optics options

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

- Platform: NCS 1004 (NCS1K4 family)
- Total capacity: up to 1.2 Tbps
- Client interfaces: 12x QSFP28 (typically 100GbE)
- Line interfaces: 2x coherent DWDM L‑band trunks
- Band: L‑band operation for additional spectrum
- Client optics compatibility: QSFP28 100GBASE variants as required
- Use cases: DCI, metro/regional, long‑haul with L‑band spectrum
- Reach: Metro to long‑haul (optic and design dependent)
- Control and monitoring: Via NCS 1004 platform software

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