650W AC Config 4 Power Supply front to back cooling

An alternate 650W AC Power Supply Unit (PSU) which has similar specification as the existing C9K-PWR-650WAC-R has been developed for Cisco Catalyst 9500 Series Switches. This alternate PSU has been fully tested and qualified with Cisco Catalyst 9500 Series Switches that support 650W AC PSU. This PSU will have the same Product ID (PID) as the existing C9K-PWR-650WAC-R.