What is the MC-SFP-SM-10K?
The MC-SFP-SM-10K is a network/telecom equipment component, listed by the manufacturer as "1000BASELX/LH 1310NM 10KM / Long wavelengtH/long haul (1000BASE-LX/LH) / WS-G5486". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.