What is the Sandstone D4-LGX-2932?
The Sandstone D4-LGX-2932 is a network/telecom equipment component, listed by the manufacturer as "Combination Mux/DeMux LGX, 4 channel DWDM Chxx Industrial Temperature, LC/UPC, 29-32 (1554.13 to 1551.72)". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.