Your search for "N540-24Z8Q2C-M" revealed the following:
Cisco N540-24Z8Q2C-M 24x 10GB SFP+ 8x 25GB SFP28 2x 100GB QSFP28 Router
SKU: NSB-8196
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
NEW Cisco N540-24Z8Q2C-M 24x 10GB SFP+ 8x 25GB SFP28 2x 100GB QSFP28 Router
SKU: NSN-9652
Condition: New
Shipping: Overnight Options
Warranty: 365 days