What is the Cisco GLC-BX-U?
The Cisco GLC-BX-U is a SFP optical transceiver module, listed by the manufacturer as "1000BASE-BX10 SFP MODULE". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.
CircularTelecomParts Catalogue

Part Overview
Looking for the Cisco GLC-BX-U? This SFP optical transceiver module, described by the manufacturer as "1000BASE-BX10 SFP MODULE", is stocked and resold through Circular Telecom's refurbished and surplus telecom equipment network.
Common Questions
The Cisco GLC-BX-U is a SFP optical transceiver module, listed by the manufacturer as "1000BASE-BX10 SFP 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 GLC-BX-U, subject to current availability. Contact Circular Telecom for a live quote.
Circular Telecom Catalogue