What is the Cisco WS-C6K-VTT-E?
The Cisco WS-C6K-VTT-E is an optical line terminal (OLT), listed by the manufacturer as "Cisco voltage termination module". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.
CircularTelecomParts Catalogue

Part Overview
The WS-C6K-VTT-E is an optical line terminal (OLT) manufactured by Cisco. Listed by the manufacturer as "Cisco voltage termination module", it is available through Circular Telecom's surplus and refurbished network equipment marketplace as a sustainable, tested alternative to buying new.
Common Questions
The Cisco WS-C6K-VTT-E is an optical line terminal (OLT), listed by the manufacturer as "Cisco voltage termination module". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.
Circular Telecom sources and resells surplus and refurbished Cisco network equipment, including parts such as the WS-C6K-VTT-E, subject to current availability. Contact Circular Telecom for a live quote.
Circular Telecom Catalogue