Your search for "x460-g2-48x" revealed the following:

Extreme 16719T 48x 1GB PoE+ RJ-45 4x 1GB SFP (TAA) Switch

SKU: NSB-4951
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days

Extreme 16706T 48x 1 Gigabit SFP 4x 10 Gigabit SFP+ (TAA) Switch

SKU: NSB-4949
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days

NEW Extreme 16756 48x 1GB PoE+ RJ45 4x 10GB SFP+ Switch

SKU: NSN-3354
Condition: New
Shipping: Overnight Options
Warranty: 365 days