Your search for "xn-acpwr-920w" revealed the following:
Extreme XN-ACPWR-920W 5420 Series 920W AC Switch Power Supply
SKU: NSB-3295
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 453.99
• Only 2 remaining
Call if you need more
NEW Extreme XN-ACPWR-920W 5420 Series 920W AC Switch Power Supply
SKU: NSN-8645
Condition: New
Shipping: Overnight Options
Warranty: 365 days
$ 462.99
• Only 2 remaining
Call if you need more
Extreme 5420M-48W-4YE 48x 1GB PoE++ RJ45 4x 25GB SFP28 Switch
SKU: NSB-3004
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 3,937.99
• Only 2 remaining
Call if you need more
Extreme 5420F-48P-4XE 5420 Series 48x 1GB PoE RJ45 4x 10GB SFP+ Switch
SKU: NSB-2493
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
NEW Extreme 5420F-48P-4XE 5420 Series 48x 1GB PoE RJ45 4x 10GB SFP+ Switch
SKU: NSN-0955
Condition: New
Shipping: Overnight Options
Warranty: 365 days