Your search for "FG-1801F" revealed the following:

NEW Fortinet FG-1801F FortiGate 1800F 140 Gbps Registrable / Unclaimed Firewall

SKU: NSN-0758
Condition: New
Shipping: Overnight Options
Warranty: 365 days

Fortinet FG-1801F FortiGate 1800F 140 Gbps Registrable / Unclaimed Firewall

SKU: NSB-0178
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days

Fortinet FG-1801F FortiGate 1800F 140 Gbps Local Management Only Firewall

SKU: NSC-0220
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days