APC Back-UPS RS 550VA
LCD graphics display
Text and mimic diagrams that display modes of operation, system parameters and alarms.
Battery replacement without tools
Enables fast battery replacement, lowering Mean Time to Repair (MTTR).
Automatic Voltage Regulation (AVR)
Automatically steps up low voltage and steps down high voltage to levels that are suitable for your equipment.
Boost and Trim Automatic Voltage Regulation (AVR)
Eliminates voltage fluctuations as a source of AV signal degradation and component power-supply stress.
Patent-pending operating mode that bypasses unused electrical components in good power conditions to achieve very high operating efficiency without sacrificing any protection.
Disconnected battery notification
Warns when a battery is not available to provide backup power.
Provides notification of changing utility power and UPS power conditions
Periodic battery self-test ensures early detection of a battery that needs to be replaced.