CircularTelecomParts Catalogue
Part Number
Part Overview
The DWDM-SFP10G-31.90-I-ST is a SFP+ optical transceiver manufactured by Sandstone. Listed by the manufacturer as "Cisco Compatible 10G DWDM SFP+, 10GBASE-ZR, 1531.90 nm, CH57, 80km SMF LC, DDM, I-Temp", it is available through Circular Telecom's surplus and refurbished network equipment marketplace as a sustainable, tested alternative to buying new.
Common Questions
The Sandstone DWDM-SFP10G-31.90-I-ST is a SFP+ optical transceiver, listed by the manufacturer as "Cisco Compatible 10G DWDM SFP+, 10GBASE-ZR, 1531.90 nm, CH57, 80km SMF LC, DDM, I-Temp". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.
Circular Telecom sources and resells surplus and refurbished Sandstone network equipment, including parts such as the DWDM-SFP10G-31.90-I-ST, subject to current availability. Contact Circular Telecom for a live quote.
Circular Telecom Catalogue