CircularTelecomParts Catalogue
Part Number
Part Overview
Manufactured by Sandstone, the Q28-503-ST (GIGAMON Compatible 100G QSFP28, 100GBASE-LR4/D, 1310 nm, 10km SMF LC, DDM, C-Temp, BLUE Latch, Single Rate Version/DFB TOSA) is a QSFP optical transceiver module. Circular Telecom sources, tests, and resells surplus and refurbished Sandstone equipment like this as part of a lower-carbon alternative to new procurement.
Common Questions
The Sandstone Q28-503-ST is a QSFP optical transceiver module, listed by the manufacturer as "GIGAMON Compatible 100G QSFP28, 100GBASE-LR4/D, 1310 nm, 10km SMF LC, DDM, C-Temp, BLUE Latch, Single Rate Version/DFB TOSA". 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 Q28-503-ST, subject to current availability. Contact Circular Telecom for a live quote.
Circular Telecom Catalogue