What is the Cisco SM-X-40G8M2X?
The Cisco SM-X-40G8M2X is a network switch, listed by the manufacturer as "EtherSwitch Service Module". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.
CircularTelecomParts Catalogue

Part Overview
The Cisco SM-X-40G8M2X is a network switch — originally specified as "EtherSwitch Service Module" — available refurbished or as surplus stock via Circular Telecom, supporting network operators sourcing decommissioned and reclaimed equipment.
Common Questions
The Cisco SM-X-40G8M2X is a network switch, listed by the manufacturer as "EtherSwitch 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-40G8M2X, subject to current availability. Contact Circular Telecom for a live quote.
Circular Telecom Catalogue