Your search for "ASR-9901" revealed the following:
Cisco ASR-9901 ASR 9901 Router Chassis
SKU: NSH-8791
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
Cisco A9K-1600W-AC ASR 9901 Series 1600W AC Entry module Router Power Supply
SKU: NSH-8590
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days