What is the Fortinet FG-401E-DC?
The Fortinet FG-401E-DC is a SFP optical transceiver module, listed by the manufacturer as "FORTIGATE 18 x GE RJ45 ports (including 1 x MGMT port, 1 X HA port, 16 x switch ports), 16 x GE SFP slots". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.