Avaya 1151B2 Power Supply (battery backup) 1151B2 #21998
Avaya 1151A1 Power Supply features:
Battery backup
48 Vdc
Universal AC input
Over-voltage, over-current, and over-temperature protection
Compact, light weight
Front panel LED status indicators
Provides power to the following:
IP 4600 series
IP 5600 series
Definity 8434dx
Definity 8411d