Product features
ELECTRA ELITE B64-U10 KSU KEY SERVICE UNIT
KEY SERVICE UNIT (Elite 192) The Key Service Unit (KSU) for the Electra Elite System provides 64 ports and can be expanded to a maximum of 192 ports with addition of 2 expansion KSUs: (Same unit used as expansion KSU) The P64-U10 PSU (power supply unit), backup batteries, and 3 power failure transfer relays are included with each KSU.
NEW IN THE BOX
Comes with a one year Warranty