APC Smart-UPS is a popular UPS in the world for servers, storage and network power protection. Trusted to protect critical data and equipment from power problems by supplying clean and reliable network-grade power. In addition to legendary reliability and manageability, Smart-UPS has extremely high efficiency at low, medium and high load levels making it ideal for today's multi-core or virtualized servers that have varying load consumption. Smart-UPS has long been considered the benchmark for all network and server UPSs. Smart-UPS features a 16-segment LED display, extended range automatic voltage regulation (AVR), and pure sine wave output on battery.