What is the Cisco SM-D-ES3G-48-P?
The Cisco SM-D-ES3G-48-P is a network switch, listed by the manufacturer as "48 PORT ETHERSWITCH CARD". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.
CircularTelecomParts Catalogue

Part Overview
Cisco SM-D-ES3G-48-P: a network switch (48 PORT ETHERSWITCH CARD). Circular Telecom resells surplus and refurbished units of parts like this, helping operators extend network equipment lifecycles and reduce e-waste.
Common Questions
The Cisco SM-D-ES3G-48-P is a network switch, listed by the manufacturer as "48 PORT ETHERSWITCH CARD". 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-D-ES3G-48-P, subject to current availability. Contact Circular Telecom for a live quote.
Circular Telecom Catalogue