What is the Sandstone FOEFL-D218-LCUI112-A?
The Sandstone FOEFL-D218-LCUI112-A is a network/telecom equipment component, listed by the manufacturer as "OADM ABS Filter, 8 Channel, DWDM CH21. Drop 21-24, Add 25-28. Industrial Temp. 1.0m Fiber Length, Pigtail Type 0.9mm with Simplex LC/UPC connectors.". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.