NTK540BC Ciena 6500 WL5e QSFP-DD/QSFP28 Circuit Pack

Introduction
The NTK540BC Ciena circuit pack is designed for deployment within Ciena 6500 optical transport systems supporting high-capacity DWDM and coherent networking applications. Built for carrier and enterprise transport environments, this module enables scalable bandwidth delivery and flexible client connectivity. As tested telecom gear, it supports network expansion, maintenance and infrastructure lifecycle extension.

Key Features & Benefits
Ciena 6500 compatibility – Integrates with existing optical transport platforms
1 x QSFP-DD interface – Supports high-density client-side connectivity
5 x QSFP28 interfaces – Enables flexible 100G transport configurations
WL5e coherent transport support – Designed for advanced optical networking applications
Hot-swappable module design – Simplifies servicing and replacement operations
Carrier-grade construction – Suitable for demanding telecom deployments
Refurbished networking equipment option – Helps optimise operational expenditure

Ideal For
🏢 Telecom carriers operating Ciena optical infrastructure
🌐 Metro, regional and long-haul DWDM networks
🏭 Data centre interconnect applications
🔧 Network upgrade and spare part programmes
♻️ Sustainable telecom equipment sourcing

Specifications at a Glance
Form factor: Ciena 6500 circuit pack
Interfaces/ports: 1 x QSFP-DD, 5 x QSFP28
Bands/standards: DWDM/coherent optical transport
Throughput: Spec not provided.
Power: Spec not provided.
Dimensions/weight: Spec not provided.
Operating temp: Spec not provided.
Certificates (RoHS/CE): Spec not provided.

Known limitations: Requires compatible Ciena 6500 chassis, software release and supported optical interfaces. Licensing and firmware compatibility should be confirmed prior to deployment.

Common aliases / cross-refs: Ciena NTK540BC, NTK540BC circuit pack, Ciena WL5e card, Ciena 6500 QSFP-DD module.

Recommended alternatives (internal links): Ciena optical transport solutions: https://www.picstelecom.com
Refurbished Ciena hardware: https://marketplace.picstelecom.com
Optical networking equipment marketplace: https://marketplace.picstelecom.com

Trust, Testing & Service
PICS Telecom can supply refurbished NTK540BC units subject to availability, with inspection and functional testing completed prior to shipment. Warranty options, lead times and detailed testing summaries are Spec not provided. PICS supports circular-economy telecom operations through reuse, refurbishment and zero-to-landfill practices.

Conclusion
Contact PICS Telecom for NTK540BC pricing, stock availability and deployment guidance. Visit https://www.picstelecom.com and https://marketplace.picstelecom.com for refurbished telecom and networking equipment.