What is the Ciena NTK503HA?
The Ciena NTK503HA is an equipment chassis, listed by the manufacturer as "4-Slot Op8cal Shelf Assembly (Chassis)". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.
CircularTelecomParts Catalogue

Part Overview
Looking for the Ciena NTK503HA? This equipment chassis, described by the manufacturer as "4-Slot Op8cal Shelf Assembly (Chassis)", is stocked and resold through Circular Telecom's refurbished and surplus telecom equipment network.
Common Questions
The Ciena NTK503HA is an equipment chassis, listed by the manufacturer as "4-Slot Op8cal Shelf Assembly (Chassis)". 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 NTK503HA, subject to current availability. Contact Circular Telecom for a live quote.
Circular Telecom Catalogue