Your search for "AP7900" revealed the following:
For APC 0U PDU AP7800 AP7900 Grommets PEG Button Spacer Cabinet Rack Mount Kit
SKU: NSB-6501
Condition: New
Shipping: Overnight Options
Warranty: 365 days
$ 12.99
• 1000 in stock
Call if you need more
For APC AP7900 AP7800 AP7901 AP7921 AP7920 NT-AP7900-RM Rack Mount Bracket Kit
SKU: NSB-6142
Condition: New
Shipping: Overnight Options
Warranty: 365 days
$ 24.99
• 65 in stock
Call if you need more
APC AP7900 Switched Rack 120V 15A 8x NEMA 5-15R 1U PDU
SKU: NSH-0150
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
NEW APC AP7900 Switched Rack 120V 15A 8x NEMA 5-15R 1U PDU
SKU: NSN-0144
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW APC AP7900B Switched Rack 120V 15A 8x NEMA 5-15R 1U PDU
SKU: NSN-4257
Condition: New
Shipping: Overnight Options
Warranty: 365 days
APC AP7900B Switched Rack 120V 15A 8x NEMA 5-15R 1U PDU
SKU: NSH-8846
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days