What is the Cisco 12000/4-AC-PEM?
The Cisco 12000/4-AC-PEM is an equipment module, listed by the manufacturer as "AC Power Entry Module". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.
CircularTelecomParts Catalogue

Part Overview
Manufactured by Cisco, the 12000/4-AC-PEM (AC Power Entry Module) is an equipment module. Circular Telecom sources, tests, and resells surplus and refurbished Cisco equipment like this as part of a lower-carbon alternative to new procurement.
Common Questions
The Cisco 12000/4-AC-PEM is an equipment module, listed by the manufacturer as "AC Power Entry 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 12000/4-AC-PEM, subject to current availability. Contact Circular Telecom for a live quote.
Circular Telecom Catalogue