Cisco C9800-AC-1100W | Catalyst 9800 1100W AC Power Supply, Hot-Swap

Q: Which Cisco wireless controllers is this power supply compatible with?
A: The C9800-AC-1100W is designed specifically for the Catalyst 9800-80 Wireless Controller. It supports 1+1 redundant power configurations and is hot-swappable for uninterrupted system operation.

Q: Can I hot-swap this power supply without shutting down the controller?
A: Yes, the C9800-AC-1100W is a hot-swappable power entry module. As long as the second PEM is installed and operational, you can replace one unit without powering down the Catalyst 9800-80 controller.

Q: What is the input voltage range for this power supply?
A: The C9800-AC-1100W accepts AC input voltage from 85V to 264V at 50/60Hz, making it suitable for a wide range of global power environments.

Q: Can I mix AC and DC power supplies in the same Catalyst 9800 chassis?
A: No, Cisco does not support mixing AC and DC power supplies in the same controller chassis. Both power supplies must be of the same type for proper redundancy and operation.

Q: Is this power supply used in other Catalyst 9800 models?
A: The C9800-AC-1100W is specifically designed for the Catalyst 9800-80 controller. Other models such as the 9800-L and 9800-40 use different power supply SKUs with varying wattage ratings.