What is the Ciena CN-PSM-DC400?
The Ciena CN-PSM-DC400 is a power supply unit, listed by the manufacturer as "High-Efficiency 400W DC power supply module". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.
CircularTelecomParts Catalogue

Part Overview
Looking for the Ciena CN-PSM-DC400? This power supply unit, described by the manufacturer as "High-Efficiency 400W DC power supply module", is stocked and resold through Circular Telecom's refurbished and surplus telecom equipment network.
Common Questions
The Ciena CN-PSM-DC400 is a power supply unit, listed by the manufacturer as "High-Efficiency 400W DC power supply module". 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 CN-PSM-DC400, subject to current availability. Contact Circular Telecom for a live quote.
Circular Telecom Catalogue