What is the Cisco 800-19259-03?
The Cisco 800-19259-03 is an equipment module, listed by the manufacturer as "42 PORT HIGH DENSITY E1 MODULE". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.
CircularTelecomParts Catalogue

Part Overview
The 800-19259-03 is an equipment module manufactured by Cisco. Listed by the manufacturer as "42 PORT HIGH DENSITY E1 MODULE", it is available through Circular Telecom's surplus and refurbished network equipment marketplace as a sustainable, tested alternative to buying new.
Common Questions
The Cisco 800-19259-03 is an equipment module, listed by the manufacturer as "42 PORT HIGH DENSITY E1 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 800-19259-03, subject to current availability. Contact Circular Telecom for a live quote.
Circular Telecom Catalogue