What is the Cisco SM-X-ES3-16-P?
The Cisco SM-X-ES3-16-P is an equipment module, listed by the manufacturer as "SERVICE MODULE". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.
CircularTelecomParts Catalogue

Part Overview
Manufactured by Cisco, the SM-X-ES3-16-P (SERVICE 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 SM-X-ES3-16-P is an equipment module, listed by the manufacturer as "SERVICE 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 SM-X-ES3-16-P, subject to current availability. Contact Circular Telecom for a live quote.
Circular Telecom Catalogue