Your search for "gsm4248px-100nas" revealed the following:
Netgear GSM4248PX-100NAS M4250-40G8XF-PoE+ 40x 1GB PoE+ 8x 10GB SFP+ Switch
SKU: NSB-1483
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days