What is the Ciena NTK539UH?
The Ciena NTK539UH is a circuit card / line card, listed by the manufacturer as "100G LINE CARD". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.
CircularTelecomParts Catalogue

Part Overview
The NTK539UH is a circuit card / line card manufactured by Ciena. Listed by the manufacturer as "100G LINE CARD", it is available through Circular Telecom's surplus and refurbished network equipment marketplace as a sustainable, tested alternative to buying new.
Common Questions
The Ciena NTK539UH is a circuit card / line card, listed by the manufacturer as "100G LINE CARD". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.
Circular Telecom sources and resells surplus and refurbished Ciena network equipment, including parts such as the NTK539UH, subject to current availability. Contact Circular Telecom for a live quote.
Circular Telecom Catalogue