What is the Cisco UCSB-HS-M6-F?
The Cisco UCSB-HS-M6-F is an optical network terminal (ONT), listed by the manufacturer as "Front heat sink for UCSB-B200-M6". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.
CircularTelecomParts Catalogue

Part Overview
Cisco UCSB-HS-M6-F: an optical network terminal (ONT) (Front heat sink for UCSB-B200-M6). 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 UCSB-HS-M6-F is an optical network terminal (ONT), listed by the manufacturer as "Front heat sink for UCSB-B200-M6". 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 UCSB-HS-M6-F, subject to current availability. Contact Circular Telecom for a live quote.
Circular Telecom Catalogue