What is the Ciena NTK667AB?
The Ciena NTK667AB is a XFP optical transceiver module, listed by the manufacturer as "PKT/OTN I/F 100G 10X XFP CIRCUIT PACK". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.
CircularTelecomParts Catalogue

Part Overview
Manufactured by Ciena, the NTK667AB (PKT/OTN I/F 100G 10X XFP CIRCUIT PACK) is a XFP optical transceiver module. Circular Telecom sources, tests, and resells surplus and refurbished Ciena equipment like this as part of a lower-carbon alternative to new procurement.
Common Questions
The Ciena NTK667AB is a XFP optical transceiver module, listed by the manufacturer as "PKT/OTN I/F 100G 10X XFP CIRCUIT PACK". 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 NTK667AB, subject to current availability. Contact Circular Telecom for a live quote.
Circular Telecom Catalogue