APC Easy UPS RAIL KIT, 900MM (PN:SRVRK2)

Predictive failure notification. Provides early-warning fault analysis ensuring proactive component replacement. Audible alarms Provides notification of changing utility power and UPS power conditions Disconnected battery notification Warns when a battery is not available to provide backup power. Automatic self-test Periodic battery self-test ensures early detection of a battery that needs to be replaced.