What is the Ciena B-720-0013-001?
The Ciena B-720-0013-001 is a circuit board, listed by the manufacturer as "CN4200 MOTHERBOARD 6-PORT OPTICAL". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.
CircularTelecomParts Catalogue

Part Overview
The B-720-0013-001 is a circuit board manufactured by Ciena. Listed by the manufacturer as "CN4200 MOTHERBOARD 6-PORT OPTICAL", 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 B-720-0013-001 is a circuit board, listed by the manufacturer as "CN4200 MOTHERBOARD 6-PORT OPTICAL". 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 B-720-0013-001, subject to current availability. Contact Circular Telecom for a live quote.
Circular Telecom Catalogue