What is the Sandstone FOFL-DW3532-PTSI9?
The Sandstone FOFL-DW3532-PTSI9 is a network/telecom equipment component, listed by the manufacturer as "OADM Flat Filter, 4 channel DWDM channel 35 1549.32 to channel 32 1551.72 Industrial Temperature, Pigtail/Splice-On with East/West Configuration". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.