Your search for "fs-108" revealed the following:

NEW Fortinet FS-108E-FPOE 8x 1GB PoE RJ45 2x SFP Registrable / Unclaimed Switch

SKU: NSN-1270
Condition: New
Shipping: Overnight Options
Warranty: 365 days

NEW Fortinet FS-108E-POE 8x 1GB RJ45 (4x PoE) 2x SFP Local Management Switch

SKU: NSN-8421
Condition: New
Shipping: Overnight Options
Warranty: 365 days

NEW Fortinet FS-108F-PoE 8x 1GB PoE RJ45 2x SFP Registrable / Unclaimed Switch

SKU: NSN-1275
Condition: New
Shipping: Overnight Options
Warranty: 365 days