What is the Ciena NTK505UN?
The Ciena NTK505UN is a circuit card / line card, listed by the manufacturer as "Power Input Card that accepts 100V-240V AC power". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.
CircularTelecomParts Catalogue

Part Overview
Ciena NTK505UN: a circuit card / line card (Power Input Card that accepts 100V-240V AC power). Circular Telecom resells surplus and refurbished units of parts like this, helping operators extend network equipment lifecycles and reduce e-waste.
Common Questions
The Ciena NTK505UN is a circuit card / line card, listed by the manufacturer as "Power Input Card that accepts 100V-240V AC power". 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 NTK505UN, subject to current availability. Contact Circular Telecom for a live quote.
Circular Telecom Catalogue