Your search for "ASA5506-PWR" revealed the following:
Cisco ASA5506-PWR-AC FA060LS1-01 341-0501-01 for ASA5506 Firewall w/ Power Cord
SKU: NSH-4037
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 49.99
• 5 in stock
Call if you need more
NEW Cisco ASA5506-PWR-AC FA060LS1-01 341-0501-01 for ASA5506 Firewall
SKU: NSN-0514
Condition: New
Shipping: Overnight Options
Warranty: 365 days