The Smart-UPS X 1500VA Rack/Tower LCD 230V from APC provides a continuous supply of battery power for connected items in the event of an AC power loss. It also safeguards devices from surges, spikes, lightning, and electrical disturbances. An Automatic Voltage Regulator (AVR) ensures clean and uninterrupted AC power by correcting low and high voltage conditions without using the battery. This UPS features a USB connection that enables configuration and control from a PC. It also features a SmartSlot for integrating it into a network for remote accessibility. Maintenance and servicing can be done from the front of the unit for easy installation and better space management.