Cisco - PWR-3900-POE - Power Supply AC PoE PWR-3900-POE - Cisco - AC Power Supply With Power Over Ethernet for 3925/3945 $466.90 $395.68
Cisco - PWR-3900-AC/2 - Power Supply 3900 Series AC PWR-3900-AC/2 - Cisco - Pwr-3900-Ac 3903 Series Power Supply $662.74 $561.64
Cisco - PWR-3900-AC-RF - Power Supply 3900 Series AC PWR-3900-AC-RF - Cisco - 3902 Series Power Supply $458.10 $388.22
Cisco - PWR-1941-POE= - Power Supply AC POE 1941 Series PWR-1941-POE= - Cisco - AC Power Supply for 1941 Series $497.70 $421.78