The Cisco C9K-PWR-650WAC-R/2 is a redundant 650W AC power supply designed for Cisco Catalyst 9500 Series switches. It operates within an input voltage range of 90-264 VAC and supports 50-60 Hz frequencies. This power supply is 80 Plus Platinum certified, ensuring high energy efficiency. It features front-to-back airflow and is hot-swappable, allowing for easy replacement without system downtime. citeturn0search0
