Your search for "5420M-24W" revealed the following:
NEW Extreme 5420M-24W-4YE 5420 Series 24x 1GB PoE RJ45 4x 25GB SFP28 Switch
SKU: NSN-8583
Condition: New
Shipping: Overnight Options
Warranty: 365 days
$ 1,758.99
β’ 7 in stock
Call if you need more
Extreme 5420M-24W-4YE 5420 Series 24x 1GB PoE RJ45 4x 25GB SFP28 Switch
SKU: NSB-2944
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 1,705.99
β’ 7 in stock
Call if you need more