Your search for "pwr-ie50w-ac" revealed the following:
Cisco PWR-IE50W-AC-IEC Industrial Ethernet 3000 50W AC Switch Power Supply
SKU: NSH-3005
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 233.99
• 10 in stock
Call if you need more
NEW Cisco PWR-IE50W-AC IE 3000 Series 50W AC Switch Power Supply
SKU: NSN-3244
Condition: New
Shipping: Overnight Options
Warranty: 365 days
$ 487.99
• 4 in stock
Call if you need more
NEW Cisco PWR-IE50W-AC-IEC IE 3000 Series 50W AC Switch Power Supply
SKU: NSN-3441
Condition: New
Shipping: Overnight Options
Warranty: 365 days
$ 356.99
• Only 1 remaining
Call if you need more