Cisco AIR-PSU1-770W-RF 770W Hot-Plug PSU | Enterprise Power Supply — AIR-PSU1-770W-RF

Keep critical wireless infrastructure running with a 770 W AC hot-plug power supply designed for Cisco 5520 controller deployments. This refurbished unit is built for rapid replacement, so maintenance teams can restore power without taking the system offline longer than necessary. For environments where controller availability matters, hot-plug support helps simplify service events and reduce operational disruption. Choosing a refurbished Cisco power supply can make sense when you need original-fit hardware at a lower acquisition cost than new stock. It is especially useful for spare pools, lifecycle extensions, and urgent replacements where matching the existing platform matters more than adding features. The 770 W rating provides the capacity expected for this controller class, while the AC design aligns with standard enterprise power infrastructure. For procurement teams, this part offers a straightforward way to support installed Cisco systems without changing the platform or introducing compatibility risk from generic alternatives. It is a focused replacement component for organizations that value continuity, predictable serviceability, and controlled spend. Ideal For Replace a failed power supply in a Cisco 5520 controller Stock spare units for wireless infrastructure maintenance teams Support planned service windows where hot-plug replacement is required Extend the service life of an installed Cisco controller platform Why This Product 1 Hot-plug replacement reduces service interruption versus fixed internal supplies 2 Refurbished pricing lowers acquisition cost versus new Cisco stock 3 Original-fit Cisco compatibility reduces deployment risk versus generic alternatives 4 770 W capacity supports controller-class power requirements