What is the Cisco GLC-BX-U-PTI?
The Cisco GLC-BX-U-PTI is a SFP optical transceiver module, listed by the manufacturer as "1000BASE-BX BiDi SFP Transceiver". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.
CircularTelecomParts Catalogue

Part Overview
Manufactured by Cisco, the GLC-BX-U-PTI (1000BASE-BX BiDi SFP Transceiver) is a SFP optical transceiver module. Circular Telecom sources, tests, and resells surplus and refurbished Cisco equipment like this as part of a lower-carbon alternative to new procurement.
Common Questions
The Cisco GLC-BX-U-PTI is a SFP optical transceiver module, listed by the manufacturer as "1000BASE-BX BiDi SFP Transceiver". 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 GLC-BX-U-PTI, subject to current availability. Contact Circular Telecom for a live quote.
Circular Telecom Catalogue