What is the Cisco CPAK-100G-LR4?
The Cisco CPAK-100G-LR4 is an optical transceiver, listed by the manufacturer as "CPAK-100G-LR4 Transceiver module, 10km SMF". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.
CircularTelecomParts Catalogue

Part Overview
Cisco CPAK-100G-LR4: an optical transceiver (CPAK-100G-LR4 Transceiver module, 10km SMF). 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 CPAK-100G-LR4 is an optical transceiver, listed by the manufacturer as "CPAK-100G-LR4 Transceiver module, 10km SMF". 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 CPAK-100G-LR4, subject to current availability. Contact Circular Telecom for a live quote.
Circular Telecom Catalogue