APC Smart-UPS X 2700 Watts/3000 VA Rack/Tower LCD 200-240V with Network Card For the Replacement Battery see Quick Find 611143. Intuitive LCD interface provides clear and accurate information in multiple languages with the ability to configure the UPS locally with easy to use navigation keys. High frequency design reduces or eliminates bulky transformers resulting in lighter units for ease of handling. APC Smart-UPS X 3000 Rack/Tower LCD recognizes when external battery packs are attached and automatically adjusts runtime. Patent-pending operating mode bypasses unused electrical components in good power conditions to achieve very high operating efficiency without sacrificing any protection. Boost and Trim Automatic Voltage Regulation (AVR) Gives higher application availability by correcting low and high voltage conditions without using the battery (not available on all models). Intelligent battery management Maximizes battery performance, life, and reliability through intelligent, precision charging. Power conditioning Protects connected loads from surges, spikes, lightning, and other power disturbances. Temperature-compensated battery charging Prolongs battery life by regulating the charge voltage according to battery temperature. Automatic restart of loads after UPS shutdown Automatically starts up the connected equipment upon the return of utility power. Automatic self-test Periodic battery self-test ensures early detection of a battery that needs to be replaced. Disconnected battery notification Warns when a battery is not available to provide backup power.