The Genuine Delta ADP-50FR B AC Adapter power supply is a reliable and high-quality power adapter designed for compatibility with Cisco devices. It operates at 48V with an output current of 1.05A, making it suitable for various models such as Cisco CP-PWR-CUBE-4 8900 9900 8811 89/9000 CP 8900. The adapter comes in a sleek black color and includes a power cord for easy use. With a brand name like Delta, you can trust in the durability and efficiency of this power supply for your networking needs.